Pentair 4 in. x 6 in. Metal Flue Collar | 77707-0076 Pool Test Kits & Labs Length 2 15/16" Outer Diameter

Length 2 15/16" Outer Diameter 4 1/4" Top Inner Diameter 2 1/16" Bottom Inner Diameter 2 1/16" Material 3 oz

confirm your pool construction type and cross-reference part number 620055 against your GloBrite fixture's installation documentation to ensure you have the correct fiberglass-specific kit

The Pentair BioShield Quartz Sleeve (523040) is the OEM replacement quartz sleeve for the Pentair BioShield UV System 80 Watt (Model 522636)

adapters included

16 & 18 Pentair WhisperFlo Pump — WhisperFlo WFE-12 Almond

Pentair 4 in. x 6 in. Metal Flue Collar | 77707-0076 Pool Test Kits & Labs Length 2 15/16" Outer DiameterThe Pentair Metal Flue Collar (77707 0076) is the OEM replacement 4 inch x 6 inch venting adapter designed specifically for negative pressure vertical venting installations. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. This metal flue collar