Ostendorf Skolan Safe is silent sewage system is a modernized and improved Skolan dB system. The patented new three-way seal makes installation quicker and guarantees reliable sealing even in the most adverse conditions. Smoother inner walls and optimized material composition provide superior sound insulation. Made from mineralized polypropylene.
Compliance with the highest requirements III of the highest degree of sound insulation according to DIN 4109 and VDI 4100;
Increased wall thickness;
The noise level is only 17 dB (A) without the use of specialized clamps and 15 dB (A) when using soundproof clamps;
High resistance to corrosion and aggressive drains;
Suitable for aggressive media in the range from pH 2 to pH 12;
Withstands pressure up to 2 atm;
Low risk of build-up due to completely smooth inner surface;
Convenience in installation;
High heat resistance - up to + 100°С;
It can be used in any gravity sewer network according to DIN EN 12056 and DIN 1986-100.
In addition, the material from which the silent sewage system is made has a high density - 1.6 g / cm3.