Sewerage ventilation with integrated custom made sleeve

TOPWET sewerage ventilation for connection to the ventilation pipe with an integrated custom made sleeve (EPDM, TPO, FPO, PR, STE - suitable for cold liquid applied applications), including a rain cover. The height above the insulation is 300 mm, the depth below the insulation is 300 mm, on request it is possible to extend up to 2000 mm.