Internally Insulated Spiral Ductwork

Insulated spiral duct systems roladuct produces an extensive range of internally insulated spiral duct in round and oval forms for conditioned air handling. It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications. This type of insulation is installed under controlled conditions at the factory and engineered to minimize insulation particulates from entering the air stream and prevent the formation of molds and bacteria.

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Dual Wall Spiral Duct Insulated Spiral Ductwork Manufacturer

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Spiral duct rectangular duct and fittings.

Internally insulated spiral ductwork.

Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct. With no metal inner shell the product is lighter in weight as much as 30 lighter in many sizes. The nominal size ø 100 500 always refers to the inner duct diameter irrespective of the type in question. Both round and oval insulated duct and fittings are double walled consisting of an outer pressure tight shell a layer of fire resistant or acoustic glass fibre or similar insulation and an inner liner of perforated metal.

Spiralite is an advanced and innovative pre insulated spiral ductwork system available in up to 3m long ductwork sections fabricated from cfc hcfc free rigid phenolic insulation panels with aluminium surfaces available in silver or black. Double wall rings pdf. Insulation is necessary for most hvac duct applications and ducts internally insulated by the manufacturer offer consistent quality greater material options better appearance liner protection and reduced field labor. Spiral ductwork philadelphia.

Be the first to hear about new products. Kingspan koolduct panels are used in the manufacture of spiralite. Spiral pipe of texas manufactures a wide range of internally insulated rectangular duct products. Spiral pipe of texas single wall insulated duct with spiracoustic plus liner may have some advantages for your project over traditional double wall insulated products.

Insulated fitting specs pdf download. Quietr spiral duct liner owens corning quietr spiral duct liner fits your specific duct size compression at grooves and joints is kept to a minimum providing consistent thermal performance throughout the entire duct system. Spiral manufacturing offers several methods to internally insulate single wall spiral pipe using specially engineered insulation duct liners designed specifically for this application. Double wall spiral specs.

The system is based on sheet steel inner and outer casings with insulation in between. Johns manville spiracoustic plus is a spiral duct liner system engineered to provide superior acoustical and thermal performance for spiral air duct interiors with an airstream diameter of 6 inches and larger. Also available internally lined. There are two types to choose from type 25 and type 50.

Pre insulated ducts and fittings intended for both indoor and outdoor use. Biyang double wall spiral duct is made of big spiral duct outside insulation in the middle and small spiral duct inside.