Concentric Vent Kits Learning Center Learn about concentric vent kits and their role in safe and efficient venting of combustion gases from furnaces. 2. determine correct concentric vent size for the pipe diameter selected. 3. determine the best location for the concentric vent. use 4. cut a 4” diameter hole for cvent 2, 2” kit. 5. partially assemble concentric vent kit. follow furnace installation instructions for cleaning and cementing. a. cement “y” fitting to larger diameter air.
Concentric Vent Kit Installation Instructions Kit contents: 1 — 3" rain cap. 4" diameter sdr 26 pipe, 24" long— 21 . " diameter sdr 26 pipe, 371 8"— 3" y concentric fittingonly one vent kit per each furnace allowed.vent kit is f. 2, 2 1 2 or 3 in. diameter pipe systems (see figures 3, 4, 5, and. for the different applications.) both the combustion air and vent pipes must attach to. Concentric vent item#: cvent 4 the diversitech® cvent 4 is a 4 in. concentric termination kit that simplifies installation for high efficiency furnances by only requiring one hole through the wall or roof where the pipes terminate. This 4 inch concentric vent features simple and hassle free installation, reducing time and effort. efficient air flow. it ensures proper and optimal airflow, ensuring that your hvac system operates seamlessly. durable. the vent is made of high quality materials that make it sturdy and long lasting. compact design. 2in concentric vent, extended length item#: cvent 2 ext the diversitech® cvent 2 ext is a 2 in. concentric termination kit that simplifies installation for high efficiency furnances by only requiring one hole through the wall or roof where the pipes terminate.
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