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The RIIFO px1100b is a 1-inch diameter PEX-B cross-linked polyethylene tubing coil, supplied in a 100-foot length and color-coded blue for cold-water identification. PEX-B tubing is manufactured using the Engel peroxide method, producing a flexible, durable pipe suited for potable water distribution, hydronic heating, and radiant floor systems. At 16.70 pounds per coil, this is a field-ready format that plumbers and mechanical contractors can deploy directly from the coil without staging large spool equipment. The blue color coding follows standard plumbing convention for cold supply lines, reducing mis-connection risk during rough-in.
This tubing is appropriate for residential and light commercial plumbing rough-in work, including domestic cold-water supply distribution. The 1-inch nominal diameter accommodates main distribution runs and branch headers in both new construction and retrofit applications. Radiant and hydronic installers also use PEX-B coils of this size for manifold-fed loop systems and snow-melt headers. The 100-foot coil length is a common job-site format that reduces waste on standard residential runs.
Designed as an OEM-style replacement and standard-supply PEX-B tubing compatible with 1-inch PEX insert, expansion, and clamp-style fittings used in residential and light commercial potable water and hydronic systems.
PEX-B tubing is installed by licensed plumbers and mechanical contractors following applicable IPC and local plumbing codes. Shut off and depressurize the water supply before making any connections. Use only fittings and clamps or cinch rings rated for PEX-B tubing at the applicable pressure and temperature for the system. Avoid exposure to direct UV light during long-term storage, as PEX tubing degrades under prolonged sunlight.
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