EW Fire Wraps 3 Hour Rated

£3.61 £4.33 (inc. VAT)

Flexible intumescent wraps to seal gaps and voids around cables and pipes 3 hour fire rated

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Flexible intumescent fire wraps to seal gaps and voids around cables and pipes passing through brick, block or concrete walls, floors & ceilings, providing an effective 3 hour fire stopping barrier.

Easily cut to size and wrapped around any type of pipe or cable and are also compatible with IS60 Fireproof SlabNon-Fibrous Slabs as well as Fire Mortar. The supplied labels should be adhere to protected pipes or cables for identification to the relevant authorities.

– Used for fire-stopping gaps around cables and pipes from 18mm - 600mm diameter as they pass through block and brickwork walls, floors or ceilings
– Will crush melting PVC or UPVC pipes/cables in a fire, filling the gap to prevent fire and smoke spreading
– Provides effective insulation for metal pipes, absorbing the heat from the pipe to prevent it from spreading through the structure
– Materials will not degrade, lasting a lifetime in-situ


Tested to BS476 Parts 20/21/22 (1987) on sealing penetrations of various pipes passing through different types of floors and walls, achieving integrity results of up to 249 minutes.

Tested at VNE to European Standard EN1363-1 (2000).

Technical Information
Application Instructions

REF              PIPE SIZE      INTERNAL        EXTERNAL

                    INTERNAL         WRAP                WRAP    

                   DIAMETER    DIAMETER        DIAMETER         

EW 18             015mm           018mm              024mm

EW 25             022mm           025mm              031mm

EW 33             025mm           033mm              039mm

EW 40             032mm           040mm              046mm

EW 50             040mm           050mm              056mm

EW 55             050mm           055mm              061mm

EW 60             055mm           060mm              066mm

EW 83             065mm           083mm              091mm

EW 90             075mm           090mm              98mm

EW115           100mm           115mm              123mm

EW135           125mm           135mm              145mm

EW150           130mm           150mm              160mm

EW165           150mm           165mm              177mm

EW215     175 or 200mm     215mm              229mm

EW250           225mm           250mm              266mm

EW300           250mm           300mm              320mm

EW350           250mm           350mm              374mm

EW400           350mm           400mm              452mm

EW450           400mm           450mm              506mm

EW500           450mm           500mm              564mm

EW600           500mm           600mm              676mm


Brand Envirograf
Weight 0.06kg
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