The master flow 4 in.
Flex duct for heating.
The duct has r6 insulation which contains 33 more insulation than the standard r4 2 product.
This reduces the compression and the depth the of the corrugation the accordion spiral inside the duct.
Insulated flexible duct r6 silver jacket is used in standard heating and air conditioning hvac systems and some venting applications.
Flex duct flexible ductwork is a lifesaver in compact locations.
Offered here with inside diameters ranging from 4 to 18 flexible ducting also known as flex provides a convenient way to attach supply air outlets to the rigid ductwork.
When your job calls for flex duct you can turn to ce for all of your hvac flex duct needs no matter how complex.
Our website offers a variety of residential flex ducts air connectors and sleeves manufactured by hart cooley.
Choose insulated or non insulated flexible ducts in the diameter that fits your ductwork.
They are light weight fully insulated and easy to install.
Flex ducts can be used for heating ventilating and air conditioning systems in both residential and commercial applications.
The more compressed the duct is when it s installed the greater the air resistance of the duct will be.
This additional insulation provides greater thermal efficiency to save energy.
Use durable flexible ducts from grainger for your next hvac project.
Find flexible duct at lowe s today.