This large selection offers wall mount and roof mount backdraft dampers.
19 x 19 roof damper.
Technologies in ventilation 649 n.
Call 1 888 757 4774 or chat us add to list.
Looking for dayton backdraft damper roof mount exhaust 19 x 19 damper size in 21 x 21 overall size in 4hx66.
Model 4hx66 catalog page 2938 view product details.
Pre punched conduit hole knock out.
The blades have a felt seal on the leading edge for quiet closing and better protection from the weather.
Backdraft damper roof mount exhaust 19 x 19 damper size in 21 x 21 overall size in item 4hx66.
Fantech 36 99 each add to cart.
Grainger s got your back.
Models 411 and 611 are a non flanged horizontal mount exhaust backdraft damper.
This large selection offers wall mount and roof mount backdraft dampers.
Thu oct 15 thu oct 22 arrives at 98837.
S p series 411 and 611 non flanged horizontal mount backdraft dampers.
208 884 8943 available in 4 5 6 8 and 10 inches galvanized black or brown removable screen installed with or without bottom extension.
Fantech 5acc19rd roof mount damper 19 x 19 manufactured from 19 gauge galvanized steel frame 2 deep with 1 flange.
Roof mount damper 19 x 19 5acc19rd roof mount damper 19 x 19 sku.
Click this category to view all the chimney damper sizes and styles available.
Roof cap with damper fresh air manufacturing co.
Choose the mounting style and size that will fit your roof exhaust needs when you shop for an isolation damper or backdraft damper from grainger today.
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A backdraft damper or isolation damper from grainger helps to allow airflow in one direction and prevent reverse airflow.
Thu oct 15 thu oct 22 questions.
Spring assisted to allow blades to open quickly.
Create a tight seal at the top of your chimney and keep energy in the home.
For quiet operation aluminum blades have felted edges.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more.
The frame is galvanized steel with aluminum blades.
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The top sealing chimney damper is designed to stop cold air from coming down the flue and expensive conditioned air from going up.
Designed to meet ventilation requirements conforms to latest building and energy codes includes 8120x ventilation controller damper 24 vac transformer outdoor temperature sensor and ductboard bracket for 8120x.