stainless steel duct for sale, brand-new and used.

(one) In-duct air heater , including (4) DBK WR01-C 1500 watt , 220/240 electric grid heaters , magnetic contactor rated at 40amp @ 400 vac Celduc SGT669350A . (one) thermostat with thermocouple (50-200c) , high temperature air filter AAF , 12" x 12" x 2" , p/n 12-0022-1203 . Inlet and outlet pipe is 2 1/2 " stainless steel , Filter plenum is stainless steel .

Model 1540-570 Flood only - insulated vent Wood frame wall 8-1/2" x 14-1/2"

We have four identical expansion joints, WITH 316 stainless steel backing rings. These are for air duct, specifically wastewater / foul air duct, but could be used for other things as well. We purchased them, with a lot of others, for a big job a while back, but ended up not needing this size.

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