Pentair Bulkhead 2-3/8" 8 Buttress Thread | Quad D.E. & Clean & Clear Plus Filters | 194801Z Pool Hoses ducting outside air directly to

ducting outside air directly to the heater's combustion air inlet is required

and 2‑1/2 HP models

FOR SUPER OXIDATION: A super oxidation dose is needed to destroy water soluble organic wastes

cartridges working together (4 × 85 = 340 sq

Pentair Bulkhead 2-3/8" 8 Buttress Thread | Quad D.E. & Clean & Clear Plus Filters | 194801Z Pool Hoses ducting outside air directly toThe Pentair Bulkhead 2 3 8" 8 Buttress Thread (194801Z) is the OEM replacement 2 3 8", 8 thread buttress bulkhead fitting for Pentair Quad D. E. and Clean & Clear Plus cartridge filters. IMPORTANT: MANUFACTURING DATE APPLIES CLEAN & CLEAR PLUS FILTERS This bulkhead is compatible with Clean & Clear Plus filters manufactured after November 1998 only. Before ordering, confirm your filter's manufacture date on the label or equipment serial tag. This