Sikagard-165 Saltpeter Stop is a professional saltpeter treatment with water repellent and surface hardening properties for porous materials. It provides a healthy surface before painting, wallpapering or covering. Its active components are diffused in the support to be treated and destroy the nitrifying bacteria at the origin of saltpetre. This product is intended for the treatment of common building materials (concrete, cement, plaster, stone, brick...) Specialized in chemical products, Sika is a leader in the development and manufacture of systems and products for bonding, sealing, soundproofing, reinforcement and protection in the construction and automotive industries. Product innovation and excellence in quality and service have been the company's priorities for over 100 years now! Benefits: Destroys nitrifying saltpetre bacteria through its bactericidal properties Water repellent action, blocks the humidity that favors the development of saltpetre Consolidates materials by superficial hardening of the surface Can be used inside and outside Easy and quick application by spraying Very low odor Features: Chemical base: Bactericidal agent dispersed in a waterborne resin Density: ? 1.05 pH value: ? 4.4 Consumption: ? 1L for 4 to 7 m (depending on the nature and porosity of the support) Storage conditions: in its original closed packaging, stored away from frost and heat. Shelf life: 24 months from date of manufacture Color and appearance: milky white liquid Capacity : 2L Ref. 705436 Packaging : One SIKA Sikagard-165 - 2L Saltpeter stopDelivered in its original packagingCarefully read the instructions before using the product