Duco® BGG1 PTFE Gasket for 5/8" OD Boiler Sight Glass - High Temperature Resistant Seal (2 Pack) - Perfect for Steam Boilers, Water Heaters & Industrial Equipment

Duco® genuine replacement parts are manufactured to the same standards as the part that came installed in your original equipment.

BGG1 is a direct replacement gasket designed to effectively put an end to leaky boiler sight glasses. It is made of high-density PTFE material for longer life expectancy than common rubber and is a must have when servicing or replacing a boiler sight glass.