Brightwell Aquatics Xport Freshwater BIO Block – 1.5" & 2"

Brightwell Aquatics Xport Freshwater BIO Block

Overview

Brightwell Aquatics Xport Freshwater BIO Blocks are ultra-porous biological filtration blocks engineered to maximize the colonization of beneficial bacteria in freshwater aquariums. Their advanced open-matrix structure provides exceptional internal surface area, supporting strong nitrification and long-term biological stability. Ideal for sumps, canister filters, pond systems, and high-bioload freshwater aquariums.

Key Features

• Ultra-High Surface Area Media
  Supports large populations of nitrifying and denitrifying bacteria.

• Improves Biological Filtration
  Helps reduce ammonia, nitrite, and nitrate in freshwater systems.

• Freshwater-Optimized Formula
  Designed specifically for planted tanks, aquascapes, ponds, and community aquariums.

• Long-Lasting & Chemically Stable
  Will not break down or alter water chemistry.

• Modular, Stackable Design
  Easy to place in sumps, filter chambers, racks, and pond filters.

• Multiple Pack Sizes Available
  From small aquarium applications to commercial or large pond systems.

Product Specifications

XPBLOCKBIO1.5in-4pk

Xport Freshwater BIO Block – 1.5" (4-Pack)

• Size: (4) 1.5-inch blocks

• Use: Ideal for nano to medium freshwater aquariums or supplemental filtration

XPBLOCKBIO2.0in-3pk

Xport Freshwater BIO Block – 2.0" (3-Pack)

• Size: (3) 2.0-inch blocks

• Use: Suitable for medium to large tanks or sumps where space is limited

XPBLOCKBIO1.5in-8pk

Xport Freshwater BIO Block – 1.5" (8-Pack)

• Size: (8) 1.5-inch blocks

• Use: Great for larger aquariums, multi-chamber filters, or increased bioload systems

XPBLOCKBIO2.0in-6pk

Xport Freshwater BIO Block – 2.0" (6-Pack)

• Size: (6) 2.0-inch blocks

• Use: Ideal for big freshwater displays, sumps, and heavy-bioload environments

XPBLOCKBIO1.5in-12pk

Xport Freshwater BIO Block – 1.5" (12-Pack)

• Size: (12) 1.5-inch blocks

• Use: Perfect for large aquariums, commercial systems, or pond prefilter setups

XPBLOCKBIO2.0in-12pk

Xport Freshwater BIO Block – 2.0" (12-Pack)

• Size: (12) 2.0-inch blocks

• Use: Bulk pack for large aquascapes, retailers, multi-tank systems, or ponds