Pentair Tube Sheet Coil Sealing O-Ring Kit For MasterTemp and Max-E-Therm 300 Heaters | 10 Pack | 77707-0118 O-RIng for Jandy DEL Tank ensuring strong and consistent valve

ensuring strong and consistent valve movement under load

Superior Conductivity: The Raypak Heat Exchanger is constructed from robust copper

enhancing visibility and control over heater functions

grid replacement

fits Jandy DE and cartridge filter tanks for easy lid handling

Pentair Tube Sheet Coil Sealing O-Ring Kit For MasterTemp and Max-E-Therm 300 Heaters | 10 Pack | 77707-0118 O-RIng for Jandy DEL Tank ensuring strong and consistent valveThe Pentair Coil Tube sheet Sealing O Ring Kit, model 77707 0118, is designed for MasterTemp and Max E Therm 300 heaters. This kit includes 10 high quality O rings that ensure a secure and leak free seal for your heater's tube sheet, enhancing its efficiency and reliability. Made from durable materials, these O rings are easy to install and are essential for maintaining the optimal performance of your pool or spa heater. Highlights Designed for 300