Polypropylene Flex Coupler Adapter for use with Venting Gas Appliances. Use to tightly connect one length of PolyPro flex to another. Flex gasket included. Available in 2", 3", 4", and 5" diameter.
PolyPro is a polypropylene vent pipe for use with ANSI Category II and IV gas burning appliances, including tankless and storage water heaters, high-efficiency water heaters, condensing boilers and warm air furnaces. PolyPro is listed by Intertek to the ULC S636 standard in Canada and is rated as a Class IIA, IIB and IIC vent system suitable for exhaust temperatures up to 230°F / 110°C, and a maximum positive pressure of 15 in-w.c.
Radiant PEX-AL is a composite pipe engineered for radiant floor heating. It's proven, long lasting and maintenance free. Installers like it because it's lightweight, durable and can be shaped to fit any jobsite. The aluminum layer protects boiler systems against corrosion and it has superior temperature and pressure ratings. RadiantPEX-AL pipe and fittings are manufactured to American Standard Testing Methods for requirements and test methods for materials, workmanship, dimensions, environmental stress, cracking, sustained hydrostatic pressure strength, thermo-cycling resistance and bend strength, among other tests. RadiantPEX-AL meets or exceeds these specifications.
