We need to hang about 40 of 14 spiral duct about 18 feet from the floor.
Hanging single wall spiral duct pics.
I usually hang out on the jlc forum but my question is kind of specialized today.
Spiral pipe is formed from a coil of metal into a rigid steel tube with a 4 ply spiral lockseam.
I searched this forum and didn t find a good answer so i thought i would just ask.
All larger fittings are continuously.
We could build some type of an adapter to use a strap around the duct but it sure would be easier to order them.
Single wall round spiral duct and fittings construction standards positive pressure gauge selection for galvanized steel astm a 653 paint grip steel type 304 and 316 stainless steel and eastern polyvinyl chloride coated steel pcs fittings are spot welded and or gorelocked through 40 diameter.
Spiral duct grilles registers and diffusers rs52 series radius flush mound single deflection spiral duct diffuser rs34 series radius flush mount double deflection spiral duct diffuser sd52 series transition box style single deflection spiral duct diffuser.
Spiral pipe and fittings product pages.
Labor needed for transverse joint assembly can also be reduced since a.
Single wall round spiral duct and fittings construction standards air distribution corporation air distribution corporation spiral duct and fittings are manufactured in accordance with applicable smacna ashrae and spida standards.
Unlike with single wall interior insulation duct liners the inner pipe protects the insulation from gradual erosion from the air stream and contains any particulates from entering the air stream.
Dual wall duct is also available in 2 3 and 4 thickness.
And since the outer pipe is metal it protects the insulation and forms a durable vapor barrier that is not compromised by pipe hanging hardware.
Pcd 8 duct sealer on the outside of fitting seams is an option.
Single wall spiral pipe specifications for hvac industrial ductwork sheet metal connectors inc.
Dual wall duct semco dual wall duct and fittings are made with 1 of fiberglass insulation sandwiched between the outer shell and a solid or perforated inner metal liner.
Gauge schedule size dia.
Spiral pipe 3 16 26 18 26 24 28 40 22 42 50 20 52 84.
With no metal inner shell the product is lighter in weight as much as 30 lighter in many sizes.
In stock and ready to ship.
