Aqua Ultraviolet – PART: Ultima Filter Union O-Ring, 1.5"
Aqua Ultraviolet – PART: Ultima Filter Union O-Ring, 1.5"
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Aqua Ultraviolet – PART: Ultima Filter Union O-Ring, 1.5"
Overview
OEM replacement O-ring for Aqua Ultraviolet Ultima series filter unions sized 1.5". Restores a drip-tight seal between union halves to stop weeps and air draw.
Key Features
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Genuine replacement O-ring for 1.5" Ultima filter unions
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Resilient elastomer for reliable, long-lasting sealing
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Seats easily; compatible with silicone-safe lubricants
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Fixes leaks caused by flattened, cracked, or missing seals
Compatibility
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Aqua Ultraviolet Ultima / Ultima II filters using 1.5" union connections
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Verify union size before ordering (does not fit 2" or other sizes)
Specifications
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Part Type: Union O-ring
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Size: 1.5" union (nominal)
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Material: Durable elastomer (black)
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Use: External, wet-location plumbing (non-submersible component)
What’s Included
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(1) 1.5" Ultima union O-ring
Installation Notes
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Shut off pump and relieve pressure.
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Separate the union and remove the old O-ring; clean groove and mating faces.
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Lightly coat the new O-ring with silicone-based lubricant (no petroleum).
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Seat evenly in the groove; reassemble the union hand-tight, then snug.
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Pressurize and leak-test.
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