Pentair Manifold Internals, for 400K Heater | 77707-0209 Solaxx This product is part of

This product is part of the Paralon 2 Premium family and is designed for pool surface care

This Spa Defender helps support clean

heater service

OEM Value: A genuine Raypak gas valve helps maintain the intended fit and fuel control characteristics

Manufacturer part number: VLX4008

Pentair Manifold Internals, for 400K Heater | 77707-0209 Solaxx This product is part ofWhat This Part Is Used For The Pentair 77707 0209 Manifold Internals are used inside compatible 400K BTU Pentair heater systems. These components manage internal water flow and distribution within the manifold assembly. Why This Part Matters Worn internal components can lead to leaks, pressure switch issues, or uneven heating. Proper manifold internals help maintain efficient heater performance. Replacing damaged parts restores reliable circulation