Pump Unions and Related Parts
Hot tub pump unions provide the removable, leak-free connections between your spa pump and plumbing, making pump removal and servicing straightforward. Our pump unions are available in 1.5", 2", and 2.5" sizes to fit most hot tub pump configurations. We offer competitive international shipping rates to buyers worldwide.
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2 5/8" Center O-Ring for Watkins HotSpring Caldera Tiger River Hot Spot 2" Pump Union
HTPOFAmerica
MSRP: $7.99$4.99IMPORTANT: This is a NON-STANDARD 2" Union O-RingThis replacement O-Ring measures 2 5/8" center to center and is designed specifically for select pump and heater unions on Watkins, HotSpring, Caldera, Tiger River, and Hot Spot spa models.Critical Sizing...MSRP: $7.99$4.99 -
2 5/8" Center to Center 2" Heater Pump Union O-Ring for Hot Tub Spa - Non-Standard Size
HTPOFAmerica
MSRP: $7.99$4.99IMPORTANT: This is a NON-STANDARD 2" union O-ring measuring 2 5/8" center to center. This replacement seal fits specific heater and pump unions with 2 5/8" center to center groove dimensions. Please verify your union groove measures exactly 2 5/8" center...MSRP: $7.99$4.99 -
Jacuzzi® J Pump Union O-Ring Seal - 2-3/16" ID x 2-1/2" OD Replacement Gasket
HTPOFAmerica
MSRP: $6.99$4.99This replacement O-Ring seal is designed specifically for Jacuzzi® J Pump Style union connections. The gasket features precise dimensions of 2-3/16" Inside Diameter and 2-1/2" Outside Diameter to ensure a watertight seal. Installation involves...MSRP: $6.99$4.99 -
Hayward SP1500 Pump Union Set (2) - 2" Threaded x 1-1/2" Slip or 2" Spigot - CL200/CL220 Compatible
HTPOFAmerica
MSRP: $57.99$37.99This complete half union fitting set is engineered specifically for Hayward spa and pool pumps, including CL200 and CL220 models. Each pair features Hayward's proprietary fine thread design that differs from standard buttress threading found on...MSRP: $57.99$37.99 -
1-1/2" Flex Pipe & Coupler Repair Kit for Spa Manifolds, Unions & Slice Valves
HTPOFAmerica
MSRP: $14.99$9.99This professional plumbing repair kit includes a 1 1/2" coupler paired with a 6" section of 1 1/2" flexible pipe designed for seamlessly connecting new plumbing components to existing spa plumbing lines. The installation method involves threading the...MSRP: $14.99$9.99