Designed to drain condensation and other liquids (i.e. liquid detergents or foams during air-duct cleaning operations). Easy installation: just drill a hole and screw-in the drain fitting. All parts are protected against corrosion: nickel-plated brass or STST V4A (316)
Drain Fittings ST-K for Rectangular Ducts
With conical washer. These plugs are usually
installed on kitchen hoods.
Drain Fittings ST-K for Round Ducts
ST-K 1/2" for Duct-Ø from 80 to 1600 mm
ST-K 3/4" for Duct-Ø from 200 to 1600 mm
ST-K 1" for Duct-Ø from 300 to 1600 mm
ST-K 1 1/2" for Duct-Ø from 450 to 1600 mm
Drain Fittings ST-R
With wide funnel for round ducts.
As long as the stock lasts.
Alternative: the ST-K for round ducts.
Drain Fitting Caps KST
Can be mounted on all drain fitting types
Standard version made of nickel-plated brass.
Stainless version made of V4A (316)