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Weather Guard

Siloxane Penetrating Water Repellent

WEATHER-GUARD is a penetrating siloxane sealer designed for the treatment of masonry materials and concrete surfaces. WEATHER-GUARD shields concrete and masonry surfaces from the damaging effects of exposure to the elements. WEATHER-GUARD penetrates deep into the surface pores and reacts chemically to provide a long-lasting, water- and salt-resistant barrier.


  • Concrete and masonry block
  • Natural stone
  • Brick facings
  • Precast concrete
  • Clay brick
  • Exposed aggregate
  • Stucco
  • Architectural concrete

Features and Benefits

  • Economical due its durability over many years
  • Deep penetrating pore action for long lasting protection
  • Easy to use requiring only low pressure spraying equipment
  • Provides a highly efficient barrier to water and salt ingress
  • No frequently asked questions for this product