Hessaire offers the most complete aftermarket service parts to keep your cooler (and air-conditioners) going for years. Whether for replacement part or warranty part， our on-line and store distributors can get you the part you needed quickly. Our extensive library of on-line videos can help you trouble shoot problems and provide clear instructions on replacing media and other components. Hessaires knowledgeable factory customer service also answers to customer questions in person should you have additional questions.

Easy installation

Tethered cap helps prevent cap loss

Molded silicone plug for easy draining of water

Triple-snap cap seals tight to prevent leaks

Fits all coolers models: MC18M， MC37M， MC37V， MC61M， MC61V

Simply secure to the side of the tank and plug to seal the tank or unplug to drain the tank