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Red Sea Reef Trace Colors Multi Test Kit — Iodine / Potassium / Iron Overview Dial in the trace elements that drive coral coloration. This multi test kit measures iodine (I₂), potassium (K), and iron (Fe) with high-accuracy methods so you can dose Red Sea’s Reef Colors A–D (and other trace programs) with confidence. Clear procedures, quality labware, and reef-relevant ranges make weekly testing fast and repeatable. Key Features Three Trace Parameters – Focused testing for Iodine, Potassium, and Iron to support vivid coral pigments. High-Accuracy Methods – Titration for select parameters and clear colorimetric steps where appropriate for dependable endpoints. Reef-Relevant Sensitivity – Optimized low ranges aligned with modern reef targets. Consistent, Repeatable Results – Precision syringes/titrator and sturdy glass vials reduce variability. Actionable Data – Use results to fine-tune trace dosing (e.g., Reef Colors A/B/C/D) based on consumption. Cost-Effective – Multiple tests per parameter support months of routine monitoring. Product Specifications Parameters Measured: Iodine (I₂), Potassium (K), Iron (Fe) Methods: Combination of titration and colorimetric visual comparison (clear endpoint/color cards included) Units Reported: ppm (mg/L) Included in Box: Reagents for I/K/Fe, professional titrator and/or precision syringes (per test), glass sample vials with caps, color/endpoint cards, instructions Intended Use: Marine reef aquariums (mixed, LPS, SPS) Best Practices: Test at consistent times each week and log results. Adjust trace dosing gradually; avoid large single corrections. Maintain stable Ca–KH–Mg foundation parameters for reliable trace uptake. Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use; observe printed expiry dates Would you like a matching Reef Colors ABCD bundle blurb and a quick “how to interpret results” box to drop under this listing?

Red Sea Reef Energy AB+ — 250 mL / 500 mL / 1 L / 5 L Overview Boost coral growth, coloration, and polyp extension with Red Sea Reef Energy AB+. This all-in-one, ready-to-use coral nutrition provides a balanced mix of carbohydrates, amino acids, fatty acids, and vitamins that corals can immediately absorb. Designed for daily dosing, AB+ supports both soft and stony corals in mixed or SPS-dominant systems without clouding the water. Key Features All-In-One Coral Nutrition – Balanced blend of carbs, amino/fatty acids, and vitamins in a single bottle. Fast Absorption – Formulated for rapid uptake with minimal waste and clear water. Visible Response – Encourages polyp extension, improved coloration, and steady growth. Daily Dosing Friendly – Simple routine that integrates with automated dosing or manual feedings. Reef-Safe Formula – Suitable for softies, LPS, and SPS; compatible with skimmers and common filtration. Scalable Sizes – Available in 250 mL, 500 mL, 1 L, and 5 L to fit nano to large systems. Product Specifications Product Type: Liquid coral food (ready to dose) Intended Use: Marine reef aquariums (soft, LPS, SPS) Available Sizes: 250 mL, 500 mL, 1 L, 5 L Dosing Guidance: Dose daily based on total water volume and coral biomass; start with the manufacturer’s starting dose and adjust gradually based on coral response and nutrient levels Application Tips: Shake well before use; dose with circulation running; monitor NO₃/PO₄ and adjust export if needed Storage: Keep sealed; refrigerate after opening; use by the best-by date on the bottle Compatibility: Works alongside two-part/Balling/kalk, refugiums, skimmers, and other reef additives Safety: For aquarium use only; keep out of reach of children; do not ingest; follow label instructions

Red Sea Reef Colors ABCD 4-Pack (4 × 100 mL) Overview Enhance coral coloration and growth with Red Sea’s Reef Colors program. This 4-part bundle supplements key trace and minor elements consumed during calcification, supporting vivid reds, pinks, blues, and greens in SPS/LPS/soft corals. Sized at 100 mL each, it’s perfect for trial runs, nano tanks, or dialing in a new dosing schedule. Key Features Complete Color Program — Four coordinated supplements formulated to restore elements depleted during coral growth. Targeted Spectral Effects — Supports distinct pigmentation pathways for richer reds, blues, and greens. Test-Driven Dosing — Calibrate doses to calcium uptake or ICP/trace tests for precision. Reef-Safe & Balanced — Designed for mixed reefs, including SPS-dominant systems. Flexible Integration — Works alongside two-part/Balling methods, kalkwasser, and automated dosing pumps. Starter-Friendly Size — 100 mL bottles reduce waste while you establish consumption rates. What’s Inside (ABCD) A – Iodine & Halogens Complex: Supports pink/purple hues and stress resistance. B – Potassium & Boron Complex: Promotes blues and purples; aids skeletal formation. C – Iron & Trace Metals Complex: Drives greens/yellows and enhances photosynthetic pigments. D – Bioactive/Trace Support Complex: Complements metabolic pathways tied to coloration and growth. Product Specifications Bundle Contents: 4 bottles × 100 mL (A, B, C, D) Form: Liquid trace/minor element supplements Intended Use: Marine reef aquariums (SPS/LPS/soft corals) Dosing Guidance: Begin with manufacturer’s starting dose; refine based on calcium consumption and/or trace test results; increase gradually Compatibility: Two-part/Balling, kalkwasser, refugiums, skimmers, and common filtration methods Best Practices: Maintain stable salinity, KH, Ca, and Mg; avoid simultaneous large dose jumps across parts; record results for trend tracking Safety: For aquarium use only; keep out of reach of children; do not ingest; follow label instructions

Red Sea RCP Dosing Cap Tube (2 pcs) Overview Make clean, consistent dosing easy with Red Sea’s RCP Dosing Cap & Tube set. Each cap replaces the standard bottle lid and includes a draw tube so your dosing pump can pull additives directly from the bottle—no decanting, fewer spills, and more reliable daily dosing. Key Features Direct-from-Bottle Dosing – Run your dosing line straight to the bottle for tidy, closed dosing. Secure, Leak-Resistant Cap – Helps prevent drips, evaporation, and contamination. Rigid Pickup Tube – Reaches near the bottle bottom to minimize leftover additive. Quick Swap – Screws on like a normal cap; connect your dosing line and you’re set. Wide Compatibility – Works with Red Sea Reef Care Program supplements (Foundation, NO3:PO4-X, Trace, etc.). Two-Pack Value – Set up multiple additives or keep a spare on hand. Product Specifications Item: RCP Dosing Cap & Tube Quantity: 2 caps with pickup tubes Use With: Red Sea supplement bottles (various sizes) Tubing Interface: Standard dosing line connection (fits common aquarium dosing tubing) Application: Automated or manual peristaltic dosing setups Care: Rinse tube and cap when changing products; keep caps sealed when not in use Note: Verify cap thread with your bottle before use; keep additives clearly labeled to avoid mix-ups

Red Sea Phosphate Pro (PO₄) — High-Definition Comparator Test Kit (100 Tests) Overview Achieve precise, low-range phosphate readings with Red Sea’s Phosphate Pro kit. The professional high-definition color comparator makes results easy to see and repeat, helping you fine-tune feeding, filtration, and media use to keep PO₄ in the optimal range for coral health and color. Key Features High-Definition Comparator – Professional color wheel/comparator improves accuracy and consistency. Low-Range Sensitivity – Resolves reef-relevant phosphate levels used in modern systems. Repeatable Results – Stable reagents, precision syringe, and glass vial support reliable technique. Actionable Monitoring – Track trends to guide refugium/biomedia tuning and phosphate media changes. Cost-Effective – Up to 100 tests per kit for routine weekly checks or troubleshooting. Clear Procedure – Step-by-step workflow with high-contrast color scale minimizes guesswork. Product Specifications Parameter Measured: Phosphate (PO₄) Method: Colorimetric test read with high-definition comparator Units Reported: ppm (mg/L) PO₄ Test Count: Up to 100 tests (usage varies with sample size) Included in Box: High-definition comparator, reagents, precision syringe/dropper, glass sample vial with cap, color scale, instructions Intended Use: Marine aquariums (reef and FOWLR); ideal for low-nutrient management Best Practices: Test at consistent times; record results; adjust export/feeding gradually to avoid rapid swings Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea Phosphate Pro — Reagent Refill Kit (100 Tests) Overview Keep your Phosphate Pro kit delivering precise, low-range readings with fresh reagents. This refill restores the consumables used in Red Sea’s high-definition comparator system so you can continue tracking PO₄ accurately to guide feeding, filtration, and media changes. Key Features Exact-Match Chemistry – Formulated specifically for the Phosphate Pro comparator method. Maintain Low-Range Accuracy – Fresh reagents help preserve clear, repeatable readings. Cost-Efficient Restock – Replace only what you use; keep your existing comparator and labware. Fast, Foolproof Swap – Clearly labeled bottles simplify refilling and reduce errors. Reef-Focused – Optimized for the phosphate levels targeted in modern reef systems. Product Specifications Compatibility: Red Sea Phosphate Pro (PO₄) High-Definition Comparator Test Kit Contents: Replacement reagents only (no comparator, vial, syringe, or accessories) Method: Colorimetric test read with your original high-definition comparator Units Reported: ppm (mg/L) PO₄ (per your kit’s scale) Test Capacity: Up to 100 tests (usage varies with sample volume) Storage & Care: Keep sealed, upright, dry, and out of direct light; observe printed expiry dates Usage Tip: Test at consistent times and log results; adjust export/feeding gradually to avoid rapid swings

Red Sea NO3:PO4-X Nitrate & Phosphate Reducer — 500 mL / 1 L / 5 L Overview Control excess nutrients and improve water clarity with NO3:PO4-X, Red Sea’s carbon-based nutrient reducer. Formulated to encourage natural bacterial assimilation of nitrate (NO₃) and phosphate (PO₄), it helps curb nuisance algae, enhance coral coloration, and stabilize reef systems when paired with strong protein skimming and consistent testing. Key Features Targeted Nutrient Reduction – Promotes biological uptake of NO₃ and PO₄ for cleaner, clearer water. Reef-Safe Formula – Balanced carbon sources designed for corals, fish, and invertebrates. Supports Color & Growth – Lower, stable nutrients improve polyp extension and coloration. Easy, Scalable Dosing – Daily liquid dosing that adjusts to your tank’s consumption. Pairs with Skimming – Enhances export by increasing skimmate production. Works with Modern Methods – Compatible with refugiums, bacteria supplements, and media when monitored. Product Specifications Product Type: Liquid carbon-based nitrate/phosphate reducer Sizes: 500 mL, 1 L, 5 L Use Case: Reef and FOWLR systems for ongoing nutrient control Dosing Guidance: Start low based on system volume; test NO₃/PO₄ 2–3×/week and adjust gradually to reach targets (avoid rapid drops) Best Practices: Maintain robust protein skimming and aeration; do not exceed recommended increases; feed consistently; track trends Compatibility: Safe with corals, fish, and common filtration methods; monitor alongside carbon dosing or media usage Safety: For aquarium use only; keep away from children and pets; do not ingest; follow label directions

Red Sea Nitrate Pro (NO₃) — Reagent Refill Overview Keep your Nitrate Pro kit delivering precise, low-range readings with fresh reagents. This refill replaces the consumables used in Red Sea’s high-definition comparator system so you can continue monitoring nitrate accurately to guide nutrient export, feeding, and media changes. Key Features Exact-Match Chemistry – Formulated specifically for Red Sea Nitrate Pro’s comparator method. Maintain Accuracy – Fresh reagents help preserve clear, repeatable low-range readings. Cost-Efficient – Restock only the consumables; keep your existing comparator, vial, and tools. Quick Swap – Clearly labeled bottles make restocking fast and foolproof. Reef-Focused – Optimized for the nitrate ranges targeted in modern reef systems. Product Specifications Compatibility: Red Sea Nitrate Pro (NO₃) High-Definition Comparator Test Kit Contents: Replacement reagents only (no comparator, vial, syringe, or accessories) Method: Colorimetric test read with the original high-definition comparator Units Reported: ppm (mg/L) NO₃ (per your kit’s scale) Use Case: Ongoing nitrate monitoring for reef and FOWLR aquariums Storage & Care: Keep sealed, upright, dry, and out of direct light; observe printed expiry dates Usage Tip: Test at consistent times and log results; adjust export/feeding gradually to avoid rapid swings

Red Sea Nitrate Pro (NO₃) — High-Definition Comparator Test Kit (100 Tests) Overview Dial in reef-relevant nitrate with Red Sea’s Nitrate Pro kit. The high-definition color comparator delivers precise, easy-to-read results at low ranges—perfect for guiding nutrient export, feeding, and media changes. With up to 100 tests, it’s built for routine weekly monitoring in mixed and SPS-dominant systems. Key Features High-Definition Comparator – Professional colorimetric comparator improves accuracy and repeatability. Reef-Range Sensitivity – Optimized to resolve low nitrate levels used in modern reefkeeping. Consistent, Repeatable Results – Stable reagents, precision syringe, and glass vial support reliable technique. Actionable Monitoring – Track trends to fine-tune refugium/biomedia, skimming, carbon dosing, and feeding. Cost-Effective Capacity – Up to 100 tests per kit for long-term maintenance and troubleshooting. Clear Workflow – Step-by-step procedure and high-contrast color scale minimize guesswork. Product Specifications Parameter Measured: Nitrate (NO₃) Method: Colorimetric test read with high-definition comparator Units Reported: ppm (mg/L) NO₃ Test Count: Up to 100 tests (usage varies with sample size) Included in Box: High-definition comparator, reagents, precision syringe/dropper, glass sample vial with cap, color scale, instructions Intended Use: Marine aquariums (reef and FOWLR); ideal for low-nutrient management Best Practices: Test at consistent times; log results; adjust export/feeding gradually to avoid rapid swings Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea Media Bag 10" x 5.5" — 2 Pack Overview Organize and optimize your filtration with Red Sea’s reusable media bags. Sized at 10" x 5.5", each bag holds carbon, GFO, resin, or biological media and keeps particles contained for cleaner, more efficient flow through sumps, canisters, and hang-on filters. A secure closure makes swaps fast and mess-free. Key Features Reusable & Durable – Robust mesh stands up to repeated rinsing and media changes. Ideal Mesh Size – Fine enough to retain small granules like carbon or GFO while allowing strong water flow. Secure Closure – Drawstring or tie-style top (per packaging) keeps media safely contained. Versatile Fit – Works in sumps, canister baskets, hang-on filters, and reactors as needed. Easy Maintenance – Rinse, refill, and reinstall in minutes. Reef & Fish Safe – Inert materials suitable for marine and freshwater systems. Product Specifications Type: Reusable filter media bags Dimensions: 10" (L) × 5.5" (W) each Pack Size: 2 bags Material: Aquarium-safe mesh with secure closure Compatible Media: Activated carbon, GFO/phosphate remover, resins, bio media (e.g., ceramic rings) Use Case: Mechanical/chemical/biological media containment in sumps, canisters, and HOB filters Care: Rinse before first use; after use, discard exhausted media, rinse bag thoroughly, air dry between refills

Red Sea MCP Phosphate Test Kit Overview Control nuisance algae and protect coral health by tracking phosphate with Red Sea’s Marine Care Program (MCP) Phosphate Test Kit. The clear colorimetric procedure and high-contrast chart make readings quick and repeatable, helping you fine-tune feeding, filtration, and media changes to keep PO₄ in the optimal range. Key Features Reef-Relevant Sensitivity – Designed to resolve low phosphate levels common in modern reef systems. Easy Color Readout – Simple steps and a high-contrast chart minimize guesswork. Consistent, Repeatable Results – Stable reagents and a precision syringe support dependable testing. Actionable Monitoring – Use trends to guide water changes, refugium/biomedia tuning, and phosphate media usage. Beginner to Expert Friendly – Straightforward workflow for weekly maintenance or troubleshooting. Product Specifications Parameter Measured: Phosphate (PO₄) Method: Colorimetric liquid reagents with visual comparison Units Reported: ppm (mg/L) PO₄ Intended Use: Marine aquariums (reef and FOWLR) Included in Box: Reagents, glass sample vial with cap, dosing syringe/dropper, color chart, instructions Best Practices: Test at consistent times each week; log results; adjust feeding and filtration gradually to avoid rapid swings Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea MCP pH/Alkalinity Test Kit — 100 Tests Overview Maintain stable reef chemistry with a combined pH and alkalinity kit designed for routine monitoring. The Marine Care Program (MCP) pH/Alk kit provides clear, repeatable results to help you keep carbonate hardness (KH) and pH in balance—critical for coral growth, biological filtration, and overall livestock health. Key Features Two-in-One Testing – Measures pH and alkalinity (KH) from a single kit for fast weekly checks. Reef-Relevant Ranges – Sensitivity tailored to marine targets used in mixed and SPS systems. Easy Color Readout – Clear color change steps reduce guesswork and speed up testing. Consistent, Repeatable Results – Precision syringe and sturdy glass vial support reliable technique. Cost-Effective – Up to 100 tests per kit for ongoing maintenance or troubleshooting. Product Specifications Parameters Measured: pH, Alkalinity (KH) Methods: Colorimetric (pH) and titration (KH) with visual color-change endpoints Units Reported: pH; dKH and meq/L (conversion guidance included) Test Count: Up to 100 tests (usage varies with sample volume) Included in Box: Reagents for pH and KH, precision syringe, glass sample vial with cap, color cards, instructions Intended Use: Marine aquariums (FOWLR, mixed reef, SPS/LPS) Best Practices: Test at consistent times; log results; adjust dosing gradually to avoid rapid swings; verify Ca/Mg for balanced chemistry Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea MCP Magnesium Test Kit — 75 Tests Overview Monitor magnesium reliably with Red Sea’s Marine Care Program (MCP) Magnesium Test Kit. Designed for routine reef maintenance, it uses a simple, color-change titration to deliver clear, repeatable readings—ideal for balancing Mg alongside calcium and alkalinity to support strong coral growth and overall stability. Key Features Reef-Range Accuracy – Targets the Mg levels most relevant to coral calcification. Clear Color Endpoint – Easy-to-read titration minimizes guesswork and improves consistency. 75 Tests per Kit – Cost-effective supply for weekly checks or troubleshooting. Actionable Results – Use data to fine-tune dosing and maintain Ca/KH/Mg balance. Quality Components – Precision syringe and sturdy glass vial support repeatable technique. Product Specifications Parameter Measured: Magnesium (Mg²⁺) Method: Liquid titration with visual color-change endpoint Units Reported: ppm (mg/L) Test Count: Up to 75 tests (varies with sample volume) Included: Reagents, precision syringe, glass sample vial with cap, color/endpoint card, instructions Intended Use: Marine aquariums (FOWLR, mixed reef, SPS/LPS) Best Practices: Test at consistent times; log results; adjust dosing gradually and verify Ca/KH for balanced chemistry Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea MCP Calcium Test Kit Overview Keep coral growth on track with Red Sea’s Marine Care Program (MCP) Calcium Test Kit. Designed for routine reef maintenance, it provides clear, repeatable calcium readings to guide dosing and water-change schedules. Simple steps, a distinct color change, and sturdy components make weekly testing fast and dependable. Key Features Reef-Focused Accuracy – Measures calcium in the range that matters for coral calcification. Clear Endpoint – Easy color-change titration minimizes guesswork and improves repeatability. Consistent Results – Precision syringe and quality glass vial support reliable technique. Actionable Readings – Use results to fine-tune dosing, balance with KH/Mg, and maintain stability. Easy Routine – Straightforward procedure suited for beginners and experienced reefers. Product Specifications Parameter Measured: Calcium (Ca²⁺) Method: Liquid titration with visual color-change endpoint Units Reported: ppm (mg/L) Intended Use: Marine aquariums (FOWLR, mixed reef, SPS/LPS) What’s Included: Reagents, precision syringe, glass sample vial with cap, color card, instructions Best Practices: Test at consistent times; log results; adjust dosing gradually and verify KH/Mg for balanced chemistry Care & Storage: Keep reagents sealed, dry, and out of direct light; rinse labware with RO/DI after use

Red Sea MCP Ammonia Test Kit — 100 Tests Overview Track toxic ammonia (NH₃/NH₄⁺) quickly and accurately with Red Sea’s Marine Care Program (MCP) Ammonia Test Kit. Designed for cycling and ongoing fish health, the clear color chart and simple steps make results easy to read and repeat. Includes enough reagents for up to 100 tests—great for new setups, quarantine tanks, and routine checks. Key Features Marine-Focused Accuracy – Optimized for saltwater ammonia monitoring during start-up and maintenance. Easy Color Readout – High-contrast chart and step-by-step procedure reduce guesswork. Up to 100 Tests – Cost-effective supply for cycling, QT, and weekly spot checks. Consistent Results – Stable reagents, precision syringe/dropper, and glass vial support repeatability. Actionable Insights – Use readings to guide water changes, aeration, and biological filtration adjustments. Product Specifications Parameter Measured: Ammonia (NH₃/NH₄⁺) Method: Colorimetric liquid reagents with visual comparison Intended Use: Marine aquariums (reef and FOWLR), quarantine systems, and cycling Included in Box: Reagents, glass sample vial with cap, dosing syringe/dropper, color chart, instructions Test Count: Up to 100 tests (usage varies with sample volume) Storage & Care: Keep reagents sealed, dry, and out of direct light; rinse vial/syringe with RO/DI after use Best Practices: Test daily during cycling or after livestock additions; maintain strong aeration and avoid overfeeding to prevent ammonia spikes

Red Sea MAX S/E Series Circle Vent Overview Restore proper airflow and heat management to your Red Sea system with this OEM circular ventilation grille. Designed for MAX S-Series and E-Series aquariums, the circle vent helps exhaust warm, humid air from the hood/cabinet area to protect electronics, reduce salt creep, and keep temperatures more stable. Key Features Factory Fit — Direct replacement circle vent for MAX S/E series housings. Improves Air Exchange — Aids in removing warm, moist air to support cooler, drier operation. Protective Grille — Keeps fingers and debris away from fan/exhaust openings. Durable Build — Rigid, saltwater-safe plastic resists corrosion and UV yellowing. Quick Install — Press-fit/screw-in design (per model) for fast swap with basic tools. Clean Aesthetic — Low-profile round louver matches the original finish. Product Specifications Part Type: Circular ventilation grille (circle vent) Compatibility: Red Sea MAX S-Series and MAX E-Series aquariums (select models) Location: Hood/canopy or cabinet ventilation opening (varies by model) Material: Marine-safe ABS or equivalent plastic Color: Black (OEM finish) Included: 1 × circle vent (hardware only; fasteners may be model-dependent) Maintenance Tip: Inspect and wipe salt spray/dust during routine filter or skimmer maintenance to maintain airflow Note: Exact mounting style and opening diameter vary by model/year. Match to your existing vent or check your model’s parts diagram before ordering.

Red Sea MAX NANO 225 Micron Thin-Mesh Filter Sock (2 Units) Overview Maintain clear water and stable sump levels in your MAX NANO with these 225-micron thin-mesh filter socks. The open monofilament mesh resists clogging better than felt, giving longer run time between swaps while still capturing everyday debris. Each sock is sized to fit the MAX NANO sock holder and rinses clean in seconds. Key Features 225-Micron Thin Mesh – Balances particle capture with high, stable flow. Fast Rinse, Quick Turnaround – Smooth monofilament sheds detritus easily. Exact MAX NANO Fit – Seats securely in the Red Sea MAX NANO sock bracket. Steadier Water Levels – Lower back-pressure helps keep return chambers consistent. Reef & Fish Safe – Inert materials for marine or freshwater use. Value 2-Pack – Keep a spare ready for seamless maintenance. Product Specifications Type: Thin-mesh filter sock (mechanical pre-filtration) Micron Rating: 225 µm Compatibility: Red Sea MAX NANO filter sock holder Pack Size: 2 socks Material: Monofilament mesh with reinforced stitching and rigid ring Recommended Use: Everyday detritus capture ahead of skimmer/biomedia Care: Rinse after swap; optional machine wash (warm water, no detergent or softener); air dry Rotation Cadence: Replace/clean every 2–4 days (bioload dependent)

Red Sea MAX NANO 100 Micron Thin-Mesh Filter Sock (2 Units) Overview Polish your MAX NANO’s water and maintain steady sump flow with these 100-micron thin-mesh filter socks. The open monofilament mesh traps fine debris while resisting clogging, giving you longer run time between swaps. Sized to fit the MAX NANO’s sock holder, each sock rinses clean in seconds for quick turnarounds. Key Features 100-Micron Thin Mesh – Captures fine particulates while preserving strong, stable flow. Fast Rinse, Quick Dry – Smooth mesh sheds detritus easily; ideal for frequent rotations. Exact Fit for MAX NANO – Designed to seat securely in the Red Sea MAX NANO sock bracket. Consistent Water Levels – Lower back-pressure helps keep sump/return chambers steadier. Reef & Fish Safe – Inert materials suitable for marine or freshwater use. Value 2-Pack – Keep a spare ready for seamless maintenance. Product Specifications Type: Thin-mesh filter sock (mechanical pre-filtration) Micron Rating: 100 µm Compatibility: Red Sea MAX NANO filter sock holder Pack Size: 2 socks Material: Monofilament mesh with reinforced stitching and rigid ring Recommended Use: Everyday water polishing ahead of skimmer/biomedia Care: Rinse after swap; optional machine wash (warm water, no detergent or softener); air dry Rotation Cadence: Replace/clean every 1–3 days (bioload dependent)

Red Sea Magnesium Pro Test Refill Overview Keep your Red Sea Magnesium Pro kit delivering precise results with fresh reagents. This refill replaces the consumables for the high-accuracy titration method, so you can continue tracking Mg levels reliably to support stable reef chemistry and strong coral growth. Key Features Exact-Match Reagents – Formulated for the Red Sea Magnesium Pro titration protocol. Maintain Accuracy – Fresh chemicals preserve clear endpoints and repeatable ppm readings. Cost-Efficient – Replace only what you use; keep your existing titrator and glassware. Fast Restock – Clearly labeled bottles make swaps quick and foolproof. Reef-Focused Range – Optimized for typical reef magnesium targets. Product Specifications Compatibility: Red Sea Magnesium Pro Test Kit Contents: Replacement reagents only (no titrator, vial, or accessories) Method: Liquid titration with visual color-change endpoint (uses your current titrator) Units Reported: ppm (mg/L) Intended Use: Ongoing Mg monitoring in marine aquariums (FOWLR, mixed reef, SPS-dominant) Storage & Care: Keep sealed, upright, dry, and out of direct light; observe printed expiry dates

Red Sea Magnesium Pro — High-Accuracy Titration Test Kit (100 Tests) with Professional Titrator Overview Get precise magnesium readings to stabilize reef chemistry and support strong coral growth. Red Sea’s Magnesium Pro kit uses a fine, drop-wise titration method and includes a professional handheld titrator for smooth, repeatable endpoint control. With up to 100 tests per kit, it’s ideal for routine monitoring in mixed and SPS-dominant systems. Key Features High-Accuracy Titration – Fine endpoint resolution for dependable ppm results. Professional Titrator Included – Ergonomic, syringe-driven dispenser ensures controlled, drop-by-drop dosing. Repeatable Procedure – Clear color-change endpoint minimizes guesswork and variability. Reef-Focused Range – Optimized to track typical reef targets for Mg stability. Cost-Effective Capacity – Up to 100 tests per kit for ongoing weekly checks. Quality Labware – Durable glass vial and precision syringe support consistent technique. Product Specifications Parameter Measured: Magnesium (Mg²⁺) Method: Liquid titration with visual color-change endpoint Units Reported: ppm (mg/L) Test Count: Up to 100 tests (varies with sample volume) Included in Box: Professional titrator, precision syringe, reagents, glass vial with cap, color/endpoint guide, instructions Intended Use: Marine aquariums (FOWLR, mixed reef, SPS-dominant) Best Practices: Test at consistent times; log results to track consumption; adjust dosing gradually to avoid rapid swings Care & Storage: Keep reagents sealed, upright, dry, and out of direct light; rinse vial/syringe with RO/DI after use