Gasket EPA 95611822/ 95606963 Compatible with: Heatrae Sadia Amptec Electromax Combination Cylinder and Boiler Heatrae Sadia Megaflo Unvented Cylinders Heatrae Sadia Megaflo Eco Unvented Cylinder Heatrae Sadia Megatech Solar Cylinder Heatrae Sadia MegaFlo ECO SolaReady Unvented Solar Cylinder Heatrae Sadia Megaflo Eco SystemReady Unvented Cylinder Heatrae Sadia Megaflo HE Unvented Cylinders Heatrae Sadia Sapphire Santon PremierPlus Solar Cylinder