Double Trenched 30" & 33" Inch Softwood FD30 Door Lining Frame Kit

This Certifire approved FD30 door lining features a dual trenched head ideal for 30" and 33" inch wide imperial fire doors. The trenched head allows for fast accurate assembly, narrower doors can be accommodated by cutting and additional trench in the required position.

This interior FD30 door frame is suitable for walls up to 109mm thick, the door liner is 30mm thick featuring a routed channel to accept 10mm wide intumescent strips, and is supplied with 32mm x 25mm fire check door stops.