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Cromar Building Products

Cromar Alpha Chem Hand Held Expanding Foam 750

Cromar Alpha Chem Hand Held Expanding Foam 750

Regular price £4.49 GBP
Regular price Sale price £4.49 GBP
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Cromar Alphachem hand held expanding foam a quick setting one part polyurethane Expanding foam in aerosol ideal for general construction and home improvement uses.

Featuring higher yield & easy application, This foam is user-friendly and comes with a straw adapter for easy dispensing.

Optimal can temperature is + 20 degrees c and application temperature is between +5 degree c and +30  degree c,

Multi use professional expand void fill and frame fixing foam, Alpha Chem Gun Grade Expanding foam has excellent adhesion and filling capabilities plus high thermal and acoustical insulation value.

Mould proof, waterproof and over paintable once dry.

Alpha Chem Hand Held Foam Benefits

  • Quick setting
  • Can be cut back within 1 hour
  • Can be sawn and plastered
  • Economical in use expands many times its original volume.
  • Fills irregular and broad gaps where most conventional fillers would fail.
  • Possesses insulating and sound deadening properties.

Filling and Fixing

  • Gaps around pipe entries through walls
  • Gaps around window frames, door frames
  • Irregular gaps in stone, brick, concrete or plaster
  • Fixing boards.
  • Door frames
  • Timber structures
  • Window sills and thresholds
  • Fixing and insulating window and door frames.
  • Filling large irregular or awkward gaps where the foam will expand to completely fill the cavity
  • Backing as a joint backing material in low expansion joints


  • Behind cladding to exterior walls
  • Behind soffit and barge boards
  • In automotive applications
  • Window and door frames
  • Between brickwork and cladding, around ductwork and through cavities carrying pipes and cables

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