MD8S 8 Automatic Make Up Air Damper comes with damper only.

MD8S 8" Automatic Make-Up Air Damper (Damper

Providing make-up air for exhaust devices is easy. controlling it is not  until now. BEST Directwire Make-Up Air Dampers. when interlocked with slave dampers. open in unison to provide synchronized operation for kitchen. bath and whole house ventilat...

MD8T 8" Make-Up Air Damper (Direct Wire) - Requires Fresh Air

8" Make-Up Air Damper

Designed to provide the best technology to equalize pressure between indoors and outdoors. while providing effective ventilation for a cleaner. healthier home. Eliminate gases. smoke or particulates generated from naturally vented combustion devices ...

MD8TU 8" Universal Make-Up Air

When your hoods exhaust air out of your home. negative air pressure is created. This negative air pressure is eliminated by use of this air damper which replaces exhausted air with fresh outdoor air. Zephyrs Universal make-Up Air Damper is perfectly ...

	Product Name	Rating
Image	Product NameMD8S 8" Automatic Make-Up Air Damper (Damper	Rating
Image	Product NameMD8T 8" Make-Up Air Damper (Direct Wire) - Requires Fresh Air	Rating
Image	Product Name8" Make-Up Air Damper	Rating
Image	Product NameMD8TU 8" Universal Make-Up Air	Rating
Image	Product NameMD8TU 8" Universal Make-Up Air	Rating

MUA008A 8" Universal Make-Up Air Damper