Light gauge ducting systems
Telescope pipes are standard longitudinally welded with a stitchwelderÌýfor use in overpressure, under-pressure and pressurelessÌýsystems.ÌýIt is assembled in combination with a standard pipe (AAAS) andÌýa rapid-lock ring with seal for telescope pipe (GAAS), both soldÌýseparately.Ìý
The regulating length is from +20 mm to +450 mm.