Made of polyurethane, thermally insulated, with a trusted connection sleeve of choice and SitaAirstop with dome grate. For refurbishment of existing siphonic outlets with a pot diameter of 160 mm. It is not necessary to remove the old outlet if you have checked the function of the existing seals under your own responsibility.
Areas of application
For drainage of the rain water and for refurbishment of old roof outlets in flat and flat inclined, used and unused roof areas