YELLOC Serviceline plugs offer an environmental and material protection system preventing oil and chemical spills and leakages. Multiple usage in applications such as any Hydraulic maintenance, heavy industry, offshore, forestry, construction, lifting, shipping, demolition, military, transportation, Automotive, Motorcycles and so on. The Original YELLOC rubber compound is silicone free and highly resistant to many chemicals, acids and other aggressive fluids. Temperature range -25°C to +90°C. All YELLOC plug types are re-usable. All YELLOC plug types are for usage in NON-Pressurized systems. No tools needed. Please refer to YELLOC for any further information’s and/or required assistance.