PATIKIL 41mm Insulation Washers, 300pcs Metal Insulation Washers Foam Board Fasteners Perforated Plaster Washers Galvanized Steel 1-3/5in for Foam Board Fixing Fastening Wall Ceiling

SIZE: The perforated washers are 41 mm / 1.61 inches in diameter and the center hole is 5mm; you will get 300 metal insulation washers, enough for your daily replacement and use for foam board insulation and other repairs.Quality Material - These self locking washers are made of Galvanized Iron, which feature good insulation performance, strong bearing capacity, strong durability.Function -Self Locking Washers are used to hold insulation materials onto both Perforated Pins and Self Sticking Pins.These flat metal washers are designed to spread the load and prevent damage to wall or ceiling insulation board foam panels or sheets during installation.Easy to install: The round washers are easy to fix with screws or nails, and have a concave-convex design for easier installation and easy removal; excess washers can be stored for next use.Wide Application - The insulation washers are mainly used in anchoring purpose for HVAC system duct insulation, house wall insulation,equipment thermal insulation, presentation board installation etc., suitable for fixing fiberglass mat , extruded polystyrene board, insulation foam board,wooden board, ceiling and so on.

• ⭐SIZE: The foam board fasteners are 41 mm / 1.61 inches in diameter and the center hole is 5mm; you will get 300 metal insulation washers, enough for your daily replacement and use for foam board insulation and other repairs.
• ⭐Quality Material - These steel insulation washers are made of Galvanized Iron, which feature strong bearing capacity, rust resistance, reliable and sturdy, can be used for a long time.
• ⭐Function -These galvanized steel washers are used for fixing and securing insulation materials onto wall, floor, ceiling, ventilation ducts etc.The washer is good for load spreading and load distribution, it can prevent damage to insulation foam panels or sheets during installation.
• ⭐Easy to install: The insulation washers are easy to fix with screws or nails(not included), and the backside of the washer is designed with convex shape for securing the washer to insulation panels, making the installation more stable.
• ⭐Wide Application - The insulation washers are mainly used in anchoring purpose for HVAC system duct insulation, house wall insulation,equipment thermal insulation, presentation board installation etc., suitable for fixing fiberglass mat, extruded polystyrene sheets(XPS), expanded polystyrene sheets (EPS), plaster washers, rubber insulation foam sheets, wooden board ,Insulation Pins and so on.