Noritz WT4 Wall Thimble Horizontal Wall Penetration algolia-ignore Allows for clean and professional

Allows for clean and professional installation of remote wiring

Filterless technology: No extra costs with replacement filters

Fan Rotation Detector

or Concentric Direct Vent&lpar

0 HSPF / 12

Noritz WT4 Wall Thimble Horizontal Wall Penetration algolia-ignore Allows for clean and professionalNoritz 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