Hutterer & Lechner Air admittance valve DN110 with integrated double insulation and reduction DN50/75 [Code number: HL 900N] (Russia)

Application purpose:

• For non-ventilated sewer risers
• To reduce the likelihood of a hydraulic seal failure in sanitary appliances
• To prevent sewer air from entering the premises

Characteristics:

• the body is made of PP (double wall thermally insulated), and the membrane is made of rubber;
• equipped with adapter for DN 50/75;
• there is a special removable insect net;
• mounted vertically, located in the upper part of the riser (the valve must be located above the connection point of the highest floor outlet - at least 300 mm);
• installation in residential premises is possible;
• corresponds to GOST 23289-94;
• operation is possible at temperatures from -50°С to +100°С;
• warranty period: 1 year;
• service life: 50 years.

Equipment:

• a special insect net;
• heat-insulated wall;
• rubber membrane.

Produced in Russia.

Operating principle

Mounting diagram

Technical characteristics

Documentation

Download data sheet: HL 900N Air admittance valve