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The NOMACO IMC118ET is a 6-foot section of Imcolock pipe insulation designed to reduce heat gain and heat loss on residential and commercial piping systems. This slip-on foam insulation installs over bare pipe to maintain fluid temperature, prevent condensation, and protect against energy loss. The Imcolock design features a self-sealing slit that locks closed without requiring separate adhesive, making field installation straightforward for plumbers, HVAC technicians, and mechanical contractors working on both new construction and retrofit projects.
The IMC118ET is suited for use on cold water lines, chilled water piping, refrigerant suction lines, and similar applications where condensation control or thermal efficiency is a priority. It is sold as a single 6-foot piece, making it practical for targeted repairs, short runs, and tight-quantity jobs where purchasing full bundles is unnecessary.
Designed as an OEM-style replacement and standard fit for residential and light commercial pipe insulation applications. Confirm pipe outer diameter against product inner diameter before installation.
Installation is performed by licensed plumbers, HVAC technicians, or mechanical insulation contractors. Shut off and drain the line before installing on active systems where possible. Open the self-sealing slit, place the insulation over the pipe, and press the slit firmly closed along the full length of the piece. For end joints and butt seams, use compatible insulation tape or adhesive to maintain a continuous thermal barrier per local mechanical code requirements.
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