Questions and Answers for Frost King Heat and Air Deflector

A:  Nothing is made to fit a 4 ft register.

A:  It is made of a type of Lexan which under normal use is unbreakable. As to the temperature, do not use on fireplace inserts with vents. these are made to be used on HVAC units and do not use when the temperature would exceed 150 degrees.

A:  This deflector is a hard plastic. Before I purchased a propane heater, I used these deflectors to redirect heat further out into the rooms. I like it warm, and during the winter I will keep my heat at 78°-80° inside...I never had an issue with the plastic even getting hot. I would think they could be used with any home's furnace.

A:  Since almost all Window Air Conditioner fronts are plastic, it will not stick to it. So no, it will not work.

A:  You should have no problem if your window unit has metal that the magnets on the deflectors can adhere to. Otherwise you could use a bit of hot glue on the 4 corners of the deflector to adhere it to the surface of the window unit. That way if you pull the window unit out during different seasons, the hot glue seal is easily removed.

A:  yes,unfortunatly they will

A:  We have never tested these for remote vacuum cleaners hitting them, so we cannot say if they would get knocked off the vent.

A:  We cannot answer your question since you did not state which size Heat and Air Deflector you need. There are 4 different sizes on HD.COM

A:  you can easily adjust it from 10" to 16"

A:  No, we do not have deflectors 12" wide.

A:  No, we do not make an extension for the heat/air deflectors at this time.

A:  No, we do not have that size deflector.

A:  The height of the deflector is 3.875 inches tall.

A:  About 3”

A:  As long as the outlet is metal, it will work on ceiling vents.

A:  Do the HD9 work on ceilings?