HighBuild S-200™

A high build sealant for waterproofing repairs.

The excellent adhesion and elasticity of Liquid Rubber’s HighBuild S-200™ waterproof sealant, makes it an ideal choice for both the professional contractor and the do-it-yourself customer. Professional contractors have relied on HighBuild S-200™ to give them a durable sealant that adheres to all types of surfaces they encounter in both new construction and restoration projects.

In agricultural applications, HighBuild S-200™ is used to provide a corrosion protection for metals used in barns, feeding stations, and silos. HighBuild S-200™ is used to seal small cracks in masonry, water troughs and to seal leaks in roofs. HighBuild S-200™ is a versatile sealant on the farm.



Professional contractors use HighBuild S-200™ when building homes, factories, warehouses, and garages to seal penetrations in concrete and masonry, wood, and metal. HighBuild S-200™ permanently seals gaps preventing water or vapour leakage.

The elastic nature of the product means that it will move with the building and not crack or pull loose from the surface it is adhered to, giving a permanent waterproof seal.

Home owners and do-it-yourself repairmen like HighBuild S-200™ because one application solves the problem, it has many uses around the house and it is easy to apply and clean up afterwards.

Professional roofers use HighBuild S-200™ to provide a water-tight seal around roof penetrations, skylights, breather pipes, flashings and parapet walls. The excellent adhesion, and wide range of materials it will adhere to makes HighBuild S-200™ a very versatile and dependable product for roofers.



HighBuild S-200™ is also an excellent choice for roof repairs, to stop leaks around flashing, skylights, and vents. Used in combination with common geotextiles, HighBuild S-200™ is used to repair cracks and tears in BUR and membranes on flat and low-slope roofs.

If you’re building a marine amusement park or a garden pond behind the house, HighBuild S-200™ seals and waterproofs around the most complex geometries. It’s excellent adhesion to polyethylene liners, rock, and concrete makes HighBuild S-200™ an excellent choice for waterproofing ponds, decorative pools, fountains, catch basins, dikes and spillways.

Easy to use, HighBuild S-200™ can be applied using, a brush, roller or squeegee.

Commercial property owners use HighBuild S-200™ to repair and seal roof and parking decks, decorative planters. Homeowners use HighBuild S-200 to repair leaks in flat-roof sunrooms, garages, and to repair cracks in concrete block and poured concrete foundations around the house, walkway, retaining wall and parking pad.

Once opened a can or pail of HighBuild S-200™ can be re-sealed, keeping the product fresh and ready for use up to 12 months.

Common problems in old roofs are easily repaired using either HighBuild S-200™ alone, or if the crack or blister is larger, in combination with a geotextile.

HighBuild S-200 sets in minutes and cures to full strength in under 72 hours. This medium cure feature, allows for geotextile or other reinforcing fabric to be set in the first coat of HighBuild S-200 and fully saturate prior to curing. This gives an extra strong repair to damaged roofing membranes or larger cracks in concrete.

Sealing around vents, and drains or where pipes pass through concrete or foundation walls requires a sealant that both adheres to the different materials equally well but has sufficient flexibility and elasticity to resist cracking and tearing due structural movement. HighBuild S-200™ is an excellent choice.

HighBuild S-200™ is UV-resistant, meaning it can be used inside and outside and will not be damaged by the sun.


Additional Documentation

  • HighBuild S-200™ Data Sheet
  • HighBuild S-200™ Safety Data Sheet
  • For more Information please see our Resource Page or contact Leith, Maritime Rubberized Coating’s distributor and applicator.