
Enclosure Hole Seals

Hoffman Hol-Sealers Hole Seals seal extra pushbutton holes, knockout openings and conduit openings. The seals can be used on enclosure walls up to 0.31 inch thick and are available in a variety of colors and sizes.
Hoffman Hol-Sealers Non-Metallic Hole Seals are designed for use in corrosive environments to seal extra pushbutton holes, knockout openings and conduit openings. They protect against dirt, dust, oil and water. They are suitable for sealing enclosure openings in industries such as chemical and petroleum processing, wastewater processing, outdoor monitoring and any other industry exposed to harsh environments.
Hoffman Hazardous Location Hole Seals are designed to be used on Increased Safety (Ex e) enclosures in IECEx or ATEX Zone 1 or 2 hazardous areas. They are certified to be used on metallic, non-painted enclosures. They are made of Type 316 stainless steel formed outer plate and a silicone rubber gasket to ensure an oil, dust and watertight seal.
Allied Moulded ULTRAPLUG Hole Plugs are designed to plug and seal unused holes in aluminum, metallic and non-metallic enclosures. They fit a wide range of sizes and feature an anti-rotational design, ensuring quick and simple assembly with no tools required.