MISSEL Fire Stop Sleeve f. Cu/Steel/Plastic Pipe, BSM-S 22, L: 250 mm, # 255-0022

Missel Fire Protection Insulation Collar BSM®-S
Fire protection insulation collar with sound decoupling for steel and copper pipelines up to da = 160 mm (DN 150) and plastic pipelines up to da = 32 mm (DN 25), application according to the simplifications of MLAR;
Open, seam-reinforced collar with integrated quick-release fastener, mineral non-combustible special fleece resistant up to 1,100°C according to DIN 4102 Part 1 and Part 17, externally reinforced with a tear-resistant grid fabric film, grid fabric knotted at the intersections. Inside equipped with a sliding film.
The execution must comply with the simplifications of MLAR, ABP No. P-20170776 MPA Dresden. The proper execution must be certified by the contractor with a declaration of conformity after completion of the work.
When offering equivalent, alternative products, the following essential product features must be observed and documented in writing to the client with manufacturer's proofs:
- robust, tear-resistant surface to prevent damage during the construction phase, this serves to avoid sound bridges
- reduced material thickness of 4 mm for space-saving installation to ensure a clean, visible fire and smoke-tight filling of the component due to the larger intermediate distances from collar to collar.
- simple and quick processing due to tool-free quick-release fastener to reduce processing times.
Special fleece, building material class according to DIN 4102: A1
Special fleece, melting point according to DIN 4102: > 1000°C
Construction length: 250 mm
Thickness: 4 mm
Pipe outer diameter: Steel da = 21.3 mm (DN 15)
Stainless steel da = 22 mm (DN 20)
Copper da = 22 mm (DN 20)
Plastic da = 20 mm (DN 15)