Double Wall Insulated Ducting

Factory built for high quality durability and long life.

Double wall insulated ducting.

Double wall construction allows you to contain the insulation media between an inner and outer metal shell. Conical kl silicone and gasket free joining push fit systems. Thermal double wall duct for temperature control. Double wall insulated round ducts.

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

Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct. Stainless steel inner wall construction for superior strength over traditional materials used. Double wall duct is manufactured completely assembled with tdc corners installed. It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications.

Sealant is available in the seams upon request. When a perforated inner liner is specified a retaining fabric must be wrapped between the perforated inner and the glass fiber insulation. Models ps and ips are double wall modular prefabricated venting systems features benefits. The insulation is protected from external damage a critical concern for ductwork on rooftops and out of the building envelope.

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. Outer wall options of stainless or paintable aluminized steel. Where ducts are exposed to view insulation is concealed for a more. Grease duct systems for commercial kitchen s cooking areas.

Spiral manufacturing offers standard solutions but we have the flexibility to meet your special needs. 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. Double wall duct is fabricated with either snap lock or pittsburgh longitudinal seams.

Overall interior insulation duct liners perform well in terms of thermal efficiency and noise reduction. 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.