The answer is in the article on this page.
Foil duct tape vs duct tape.
It simply does not hold up.
A variation is heat resistant foil tape useful for.
Duct tape is for everyone.
Despite the name dust tape never seal air ducts with duct tape.
Currently at my own house i have duct tape in the following places.
Duct tape is the essential fill in the cracks patching sealing and hanging item.
Hardcast recommends foil grip butyl tape for use with galvanized steel duct duct board or flex duct.
A c mechanic said the foil tape if for fiberglass ducting.
Duct tape is crap for taping ducts.
It does not stretch and as such is limited to what it will seal.
Foil tape or mastic a gooey substance used to seal ducts is what should be used.
Both mastic sealant and aluminum foil tape are good options for sealing air ducts.
The foil tape has limitations.
One job i was on the inspector failed the bathroom fans because we used.
No matter which sealant you choose for your ducts make sure you choose a high quality product and clean the application area first.
Duct mastic is a gooey material that can be easily applied using a paintbrush and is readily available at.
However some duct tape products have extra reinforcement which will require scissors or hand tools to cut.
Echotape s foil tapes are ul723 certified which is worth noting because not all cloth backed duct tapes or foil tapes are ul 723 rated.
To fill in holes and gaps flat metal tape coated with an adhesive is a great choice.
Our foil tape works in temperatures ranging from 248 f to 22 f and can be applied in temperatures ranging from 14 f to 104 f.
Duct mastic duct mastic.
Foil grip 1402 consists of 12 mils of butyl adhesive similar to the adhesive used in some flexible window flashings with a 2 mil aluminum foil top layer.
Situations where you have some basic tools on hand to complete the job.
Scissors or can be torn by hand ideal for.
Foil metal tapes.
Duct tape also called duck tape from the material it was originally made of is cloth or scrim backed pressure sensitive tape often coated with polyethylene there are a variety of constructions using different backings and adhesives and the term duct tape has been genericized to refer to different cloth tapes with differing purposes.
Mastic can be messy but does the best job as far as i am concerned if applied properly.
Extreme cold and heat temperature versatility.
Read what i wrote.