Lacquer Thinner is a professional strength

rectangular or round chimneys

harsh cleaning agents

steam heating boilers and process equipment

1"DBL CHECK VALV ASSEMBLY NON-POTABLE H20 PLIERS-END NIPPERS Lacquer Thinner is a professionalThis 1 inch double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single top entry access cover for in line repairs. It is ideal for protection in continuous pressure piping