Fire Mortar
Rated 3.5/5 based on 11 customer reviews

Fire Mortar

Available: In Stock

    An asbestos-free dry mix to which water is added and then mixed like plaster. When set, the mortar is load-bearing. It can be drilled with wood bits to allow the installation of services. Used in conjunction with either product 4 or 5, the mortar provides a permanent fire stopping solution for load-bearing floors, walls and ceilings.

    – Great for fire-stopping around building services that pass through floors

    – Can be used on fire-rated timber, plasterboard, concrete
    walls and brick, block or concrete floors
    – Acts as permanent shuttering around services, filling apertures in walls and floors
    – The following fire ratings can be achieved with the corresponding thickness:
    – Up to 6-hour protection: 100mm
    – 4-hour protection: 25mm
    – 3-hour protection: 12mm
    – 2-hour protection: 6mm
    – 1-hour protection: 3mm

    IMPORTANT – This product is for use with intumescent slabs (Products 4 or 5) and must not be used by itself

    For the 25 kg bag, add 4 ¼ to 4 ¾ litres of water, and mix like plaster. For floors,
    pour into the floor opening. For walls, apply over a Rockwool Slab with a trowel or float. 25 kg bag will fill approx. 8600 cm³ or 2 bags will fill 0.83 m² to a depth of 25 mm.

    Application into the floor: For openings 600 mm x 900 mm, no wire mesh is required. Just fit Rockwool slab, fit Envirograf Protection around any services and fill over the Rockwool to the required depth, with the FM Fire Mortar. For larger openings, fit 50 mm RW4 or RW6 Slab where large areas over 1 metre wide, use Envirograf® Ref: SUP Support Bars (As Picture) under Rockwool. Fit 30 mm wire mesh over the Rockwool, cutting around services and wiring to the services. Fix wire mesh all around the perimeter of the hole, bend up the wall or floor and fit with Envirograf® FB/C Metal Battens to support the mesh.

    Fit Envirograf® Fire Protection Wraps around pipes and electrical services,
    Intumescent Pads inside and Trunking Pillows for Cable Trays. Product 40 Fire Proof
    Sponge around ventilation trunking. Then mix FM Fire Mortar and pour into the opening to the required depth.

    All of our 'in stock' product orders will be shipped same day, as long as the order has been processed before 3pm - this is simply to be in a position to catch the courier pickups.

    Some of couriers are explicit in their non-liquid deliveries so if you have ordered a mixture of ambient and liquid products your order has to be split across two couriers. These are lead by courier company policies, however the courier selection was done of price and so you can be safe in the knowledge that you will be getting the most competitive delivery prices around. 

    We deliver across the Island of Ireland and aim for 48/72hrs deliveries on all our orders. If you order a product that is 'out of stock' we will get them shipped by our supplier, Envirograf UK over night for our next days deliveries.