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screws and nuts Fits Into
For MasterTemp 400 units
use Leisure Time® Test Strips twice weekly to balance pH levels and prevent corrosion and scale
Valve Compatibility is based on Pentair parts documentation and available OEM records
Pentair 4 in. x 8 in. Metal Flue Collar | Vertical Venting | 77707-0077 Chlorine Neutralizers screws and nuts Fits IntoThe Pentair Metal Flue Collar (77707 0077) is the OEM replacement 4 inch x 8 inch flue collar designed for vertical negative pressure venting on Pentair pool and spa heaters. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas heater venting components must be installed or replaced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas venting or combustion components without proper certification. This metal
