Waterway 2 Speed 4.5HP 230V Spa Pump | 3421821-1A Pool Liner Accessories Brand Equipment Line Model /

Brand Equipment Line Model / Part Number Notes Pentair Triton II Sand Filter TR40 Filters manufactured after 12/1/91 only

calming aroma that’s noticeable without being overpowering

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

end cap to end cap) Outer Diameter 8 15/16" Top Inner Diameter 4" Bottom Inner Diameter 4" Material 3 oz

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 Brand Equipment Line Model /Features 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