Double Wall Insulated Ducting

It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications.

Double wall insulated ducting.

When a perforated inner liner is specified a retaining fabric must be wrapped between the perforated inner and the glass fiber insulation. Smc double wall round spiral duct is a dependable erosion resistant alternative to lined round spiral duct providing improved protection for insulation exposed to the airstream. Models ps and ips are double wall modular prefabricated venting systems features benefits. They are constructed of a solid sheet met al outer pressure shell and a sheet metal inner liner with a layer of insu lation sandwiched between.

Double wall rectangular ducts utilize the same outer metal shell and insulation media as our internally lined rectangular ducts but have an additional metal inner shell between the insulation and the airstream. Grease duct systems for commercial kitchen s cooking areas. Double wall insulated duct and fittings mcgill airflow corporation s double wall insulated duct and fittings pro vide exceptional noise and thermal control in air handling systems. Straight double wall duct comes standard with stiffening beads.

Where ducts are exposed to view insulation is concealed for a more. Stainless steel inner wall construction for superior strength over traditional materials used. Double wall insulated round ducts. Sealant is available in the seams upon request.

Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct. Biyang double wall spiral duct is made of big spiral duct outside insulation in the middle and small spiral duct inside. Dual wall also called double wall insulated spiral pipe. Double wall exhaust systems insulated exhaust systems made of stainless steel.

Double wall duct is manufactured completely assembled with tdc corners installed. In double wall round spiral duct a metal inner liner insures that high airflow velocities cannot separate insulation by pulling away from the duct s outer wall and. Factory built for high quality durability and long life. Double wall construction allows you to contain the insulation media between an inner and outer metal shell.

This provides some additional characteristic to the duct as well as allowing a few more insulation. Conical kl silicone and gasket free joining push fit systems. Overall interior insulation duct liners perform well in terms of thermal efficiency and noise reduction. Outer wall options of stainless or paintable aluminized steel.

Thermal double wall duct for temperature control. Double wall duct is fabricated with either snap lock or pittsburgh longitudinal seams.