Noritz WT4 Wall Thimble Horizontal Wall Penetration algolia-ignore Fan Rotation Detector

Fan Rotation Detector

Contains 15 lbs of granular carbon and zeolite mix

Allows for clean and professional installation of remote wiring

Standard Wall&colon

These kits are required when i nstalling the furnaces above their maximum rated a ltitude

Noritz WT4 Wall Thimble Horizontal Wall Penetration algolia-ignore Fan Rotation DetectorNoritz WT4 Wall Thimble Horizontal Wall Penetration Water Heater Accessories Adjustable Wall Thimble w/ built‐ in hood termination. Made of high temperature rated stainless steel, the WT4 4" diameter wall thimble is easy to install and helps keep your home safe. With adjustable venting, built in termination and a superior design, the WT4 is also versatile, and can span length from 4". As part of the N‐ Vent series, this product is UL