BRILON U - Insulated légtechnikai elbow 125 90°-os

Insulated ventilation fitting with an inner diameter of 125 mm and an outer diameter of 157 mm (wall thickness of 16 mm). Its material is closed-cell foamed polyethylene (EPE), with excellent sound and thermal insulation properties (0.041 W/m2K, EN 12667). Areas of use: - in the case of heat recovery and traditional ventilation systems, - in the design of the ventilation outlet of kitchen hoods, - in the case of the design of active and passive air supply. Properties:- excellent insulating and sound-absorbing properties,- easy to cut to the desired size,- impact and pressure resistant, i.e. no dents,- low flow loss thanks to the smooth inner surface,- easy to install without special tools,- easy to disassemble, maintain, - can be installed with compact, mechanical connection elements, so no seal or ventilation tape is needed, - high, "C" airtightness class (EN 12237:2003), - fire protection class B1 (EN 4102) - fire resistance class E (EN 13501)