Central Boiler Classic 6048 Door Gasket Kit 7/8″ Fiberglass w/ Silicone 363
Central Boiler Classic 6048 Door Seal Kit – 7/8″ Fiberglass Rope with Premium Silicone. Central Boiler Classic 6048. A worn door seal can allow unwanted air leakage that may reduce combustion efficiency and overall boiler performance.