Non-return spring-loaded valves Fig. 9712

Technical specifications

Installation lengths in accordance with EN 588‑1, series 48 (F6)

Flanges in accordance with DIN EN 1092-2

With lever and closing weight

Double-seat with leakage control bore

Prevents return flow of extinguishing water into the drinking water network

Mounting instructions

The lever with closing weight can also be fitted in the direction of flow on the left-hand side

Accessories

Bypass

Options

With stainless steel protective grid for lever and weight (specify installation position)