Since 1992

OB1 Multi Surface Construction Sealant and Adhesive 290ml Anthracite


1 review
We have 57 in stock

£9.99 inc. VAT



OB1 is the Revolutionary Hybrid Polymer formulation for ultimate bonding and sealing. Tried and tested by you the trade, for over 15 years and for the first time available direct from the manufacturer.

OB1 replaces mastics, wood and P.U adhesives, silicone, sanitary, acrylic, and butyl rubber sealants all in just one product.

OB1 is a highly environmental accredited product and the only product to meet consistently with the ever changing environmental legislations

V.O.C FREE • EC1+ Rated Food Approved Contains no isocyanates, silicones or solvents therefore it has been approved for Leed Construction Projects.


  • Can be applied on wet surfaces, even underwater.
  • Does not contain any solvents, therefore it will never crack or shrink and is odourless.
  • It is extremely user friendly and can be painted and structured.
  • Has a unique flexibility, is resistant to UV and can be used in adverse weather conditions.
  • It has a high tensile strength and bond 265n/cm2.
  • Has a resistance to fungal and bacterial attack.



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