The double softwood FD30 fire door frame (without cill) with intumescent seals provided is an external quality and softwood frame.
The frame comes in an 80f x 57f with a 15mm rebate. The timber used is 42mm thickness, please allow for this when working out your structural opening tolerances.
This double 30 minute fire door frame is grooved for combined heat and smoke seals W15 x D4mm.
When you place your order we will contact you to ensure you have ordered the correct door size for the installation you require.