Prevent leaks and protect your heater's integrity with the Pentair Coil Tubesheet Sealing O-Ring Kit (460749), purpose-built for MasterTemp 250 heaters. This 8-pack of precision-molded O-rings creates a watertight barrier at the tubesheet junction, safeguarding your heating system against moisture loss and pressure drops. Manufactured from resilient, heat-tolerant compounds, these seals hold up under the demanding thermal cycling of pool and spa heaters. Quick and straightforward to swap in, they are a must-have for any heater maintenance routine.

Key Benefits

• Purpose-Built for 250 Heaters: Precision-molded to match the exact dimensions of MasterTemp 250 heater tubesheets, delivering a flawless seal every time.
• 8 Precision-Molded Seals: Contains 8 individually crafted O-rings that form a watertight barrier, eliminating drips and pressure loss at the tubesheet.
• Optimized Heater Performance: By maintaining a complete seal, these O-rings help your heater operate at peak thermal efficiency with no wasted energy.
• Heat-Tolerant Compounds: Manufactured from resilient materials engineered to endure repeated heating and cooling cycles without degrading.
• Quick Swap-In Design: Straightforward to replace during routine maintenance, allowing you to restore full seal integrity in minutes.

What's Included

• Pentair 460749 Tube Sheet Coil Sealing O-Rings

Compatibility

• Pentair MasterTemp Heaters Models: 250NA, 250LP

Specifications

• Brand: Pentair
• Part Number: 460749

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