Waterway 2 Speed 4.5HP 230V Spa Pump | 3421821-1A Pool Liner Accessories 176 pleats) shares identical physical

176 pleats) shares identical physical dimensions (25 1/2" length

Replacing a damaged manifold restores proper flow distribution and full filtration performance

Pentair Part Number GW7911 Part Name Leader Hose Quantity Included Each Fits Into

Due to state energy regulations (CA Title 20 §1605

Buttress-style threads provide higher axial load resistance than standard thread forms — the correct engagement style for pressurised filter vessels

Waterway 2 Speed 4.5HP 230V Spa Pump | 3421821-1A Pool Liner Accessories 176 pleats) shares identical physicalFeatures and Benefits: Executive wet end designed specifically for 48 frame motors Large 6 " diameter wet end for higher head pressure and energy efficiency Thermally protected to extend life expectancy of motor Highly versatile wet end can be rotated every 90 deg Silicone carbide seals, viton bellows, 316SS casing, corrosion resistance against chlorine, bromine & salt