Ni Oṣu Keje.2,2019, a ni iwe-ẹri CE. Awọn ẹru ti o baamu jẹ imugboroosi rọ rọpo apapọ, EPDM ohun elo labẹ sipesifikesonu EN681-1 1996.

Ṣe ijabọ Bẹẹkọ: HST-JNLR2119062045

Awọn iṣelọpọ alaye ni bi wọnyi:

Nikan to dara flange iru dide oju / alapin oju roba isẹpo

Meji to dara flange iru dide oju / alapin oju roba isẹpo

Triple to dara flange iru dide oju / alapin oju roba isẹpo

Quadruple to dara flange iru dide oju / alapin oju roba isẹpo

Meji awọn okun ẹgbẹ idapo fẹẹrẹ