Royall Supply

Automatic Damper Draft Inducer Fans

Automatically, and effectively stops the airflow thru the draft inducer fan eliminating possible overheating of the system.


Auto Damper

Auto Damper with 50 cfm Draft Fan
Dayton 1TDN7 Draft Inducer Fan
50 cfm with Auto Damper
BOI80119

Auto Damper with 50 cfm Draft Fan

Auto Damper with 75 cfm Draft Fan
Dayton 1TDP3 Draft Inducer Fan
75 cfm with Auto Damper
BOI80117

Auto Damper with 75 cfm Draft Fan

Auto Damper with 146 cfm Draft Fan
Dayton 1TDP7 Draft Inducer Fan
146 cfm with Auto Damper
BOI80118

Auto Damper with 146 cfm Draft Fan

Auto Damper Assembly Only
Auto Damper Assembly
No Draft Fan
BOI80116

Auto Damper Assembly Only

Royall Supply
Contact Royall Supply

You get great prices on HVAC, PEX, PEX Tubing, Plumbing Supplies and More!

We've got everything you need to build an efficient system. Find all the supplies you need for commercial and residential plumbing and fittings along with installation parts. Our world class customer support is always ready to help you locate the correct part and get it shipped to you fast.

Royall is an online supply leader for PEX, Heating Supplies, Plumbing Supplies, Fittings, Valves and Electrical components


PEX Tubing and Fittings
Heat Exchanger
Plumbing Supply
Blowers and Fans
Temperature Pressure Gauges
Electrical Components