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The IPEX 36659 is a PVC Schedule 80 male x female reducing bushing designed for industrial and commercial piping systems requiring reliable chemical resistance and long service life. Sized to reduce from 1-1/4 inches male thread to 3/4 inches female thread, this bushing is manufactured to strict dimensional and performance standards under the IPEX Xirtec PVC system. Schedule 80 wall thickness provides added pressure capacity compared to Schedule 40, making it appropriate for demanding process piping applications. Licensed plumbers and industrial pipefitters install this fitting in systems carrying acids, alcohols, alkalis, salt solutions, and halogens where metal corrosion would be a concern.
The IPEX 36659 is suited for chemical process piping, industrial fluid handling, and potable water distribution systems. Its NSF and CSA International listing confirms suitability for use with potable water applications. The Schedule 80 rating and PVC construction make it a practical choice for both above-ground and in-wall industrial installations where corrosion resistance and low maintenance are priorities over metal alternatives.
Designed as an OEM-style replacement or new-installation fitting for Schedule 80 PVC piping systems requiring a 1-1/4 inches male to 3/4 inches female threaded reduction.
Installation should be performed by a licensed plumber or qualified pipefitter in accordance with applicable local plumbing codes and ASTM standards for PVC threaded fittings. Shut down system pressure and drain the line before removing any existing fittings or installing this bushing. Use thread sealant rated for PVC and the specific media being conveyed — do not use petroleum-based compounds that can degrade PVC. Do not over-torque threaded connections, as Schedule 80 PVC threads can crack under excessive mechanical force.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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