40mm Union
- Aqua-flo 40mm Union O'Ring G-92200140 - Spa Spare PartAqua-Flo Circ Master barrel union O'ring. O'ring is approximately 58mm in diameter and 3.5mm in thickness.These O'rings do not suit different model pump unions. Learn More$18.00
- Davey Spa-Quip 40mm Union O'ring for Pump and Heater Unions Q4109 - Spa Spare PartDavey Spa-Quip 40mm union O'ring.O'ring is approximately 60mm in diameter and 4mm in thickness.This O'ring is used on the pump and heater unions. Learn More
Available In-Store Only
- Balboa Quiet Flo Blower No Union - AMP B-8142+0050 - Spa Spare PartBalboa Quiet Flow 1HP Spa Blower AMPPart No. B-8142+0050Please note this blower requires a 40mm union to be purchased separately. Part No. B-42175Comes with 2m lead and AMP plug.Electrical SpecificationsSpeed: SingleVoltage: 230-240VRun Current: 3.8AHorsepower: 1DimensionsLength: 199mmWidth:… Learn More$275.00
- Balboa Quiet Flo Blower No Union - C-38 B-8142+0060 - Spa Spare PartBalboa Quiet Flow 1HP Spa Blower C38Part No. B-8142+0060Please note this blower requires a 40mm union to be purchased separately. Part No. B-42175Comes with 2m lead and C38 plug.Electrical SpecificationsSpeed: SingleVoltage: 230-240VRun Current: 3.8AHorsepower: 1DimensionsLength: 199mmWidth:… Learn More$275.00
- Spa-Quip 40mm Barrel Union with 40/50 Tail (Spa Plumbing Part) Q4104 - Spa Spare PartSpa-Quip 40mm union with 40/50mm threaded tail (one side of the union has a 40/50mm fitting, you can glue 40mm pipe into it or you can fit a 50mm fitting over the top of it) Learn More$29.00
Available In-Store Only
- Astral Pool 950918 Glue-In 50/40mm Pipe Union Reducer…Glue-In 50/40mm Pipe Union Reducer is a genuine fitting used to connect 40mm PVC pipework to 50mm union sockets. It's commonly used when retrofitting or adapting AstralPool equipment in systems with mixed pipe sizes. Made from durable PVC, this reducer glues directly into a 50mm union and allows for… Learn More$19.00
- 40mm Barrel Union PFBARU40 - Spa Spare Part40mm Barrel UnionPart No. PFBARU40Socket both ends (requires pipe to be inserted)Dimensions: 105mm x 105mm x 90mm25mm Barrel Union also available. Part No. PFBARU2550mm Barrel Union also available. Part No. PFBARU50 Learn More$29.00
- 40mm UV Barrell Union SW-126735 - Spa Spare Part40mm UV Barrel Union.Commonly used on the UV systems on Spa World/02 and Vortex Spas. Learn More$29.00
- Spa-Quip Magnum Booster Pump Front - Spa Pump Part (Wet End) Q6729 - Spa Spare PartDavey Spa-Quip Magum Booster Pump Front.Has 40mm union fittings with a centre top discharge. Learn More$65.00
Available In-Store Only
- LX JA35 Spa Circulation PumpThis a quiet flow Circ Pump, it is used on many brands of imported spas.  Supplied with 40mm Unions and AMP lead. Learn More$340.00
Available In-Store Only
- Davey Hurricane 300M 15amp D-M7402 - Spa Spare PartDavey Hurricane 300M 15ampFlooded suction pump with no hair and lint pot. High flow rate withmedium head and whisper quiet operation. 30% glass filled body forhigher strength, 50mm and 40mm union tails supplied. Learn More
Available In-Store Only
- Gecko Maelstrom Circ Pump G-MC-AMP - Spa Spare PartGecko Maelstrom Circ PumpComes complete with 40mm unions.Used on newer model Signature spas. This is the new model of the Aqua-Flo CircMaster, however it is not a direct replacement as the suction is 25mm shorter and the discharge is 30mm shorter Learn More$505.00
- Balboa/Onga 1hp Cold Pump B-23880100 - Spa Spare Part…installations containing 4-6 jets.Unit has built in air switch. An air button (purchased separately) is required to operate this unit.Comes with 40mm unions and 2m lead with C38 plug.Electrical SpecificationsSpeed: SingleVoltage: 220-240VMotor Current: 4.2AHorsepower: 1RPM: 2800DimensionsLength:… Learn More$615.00
- Davey Union Nut (Black) M8127B Suits EcoPure & Reliance MKIIIGenuine Davey Multi Port Valve Spare Part Suits 40mm (1.5") Eco Pure & Reliance MKIII Sand Filter Valve Learn More$25.00
Available In-Store Only
- Astral Pool 78300 Barrel Union Plumbing Kit – 40/50mm Connections…equipment. It includes both 40mm and 50mm glue-in pipe unions, O-rings, and lock nuts, ensuring a tight and leak-free seal with standard pool plumbing. In the Box: 2 × Glue-In Pipe Union – 50mm / 2" (950920) 2 × Glue-In Pipe Union – 50/40mm Reducer (950918) 2 × Lock Nut – Union 50mm (950919) 2 ×… Learn More$51.00
- Onga Leisuretime LTP 400/550/750/1100 Tail-Plain Swivel B/Union 40mm White 5054351 x Genuine Onga Leisuretime pool pump spare part. Suitable for Onga Leisuretime LTP 400 / 550 / 750 / 1100 Barell Union 40mm.     See part 15a in diagram below Learn More$20.00
- Spa-Quip 40mm Barrel Union (Spa Plumbing Part) Q4103 - Spa Spare PartSpa-Quip Davey 40mm Barrel Union Learn More$24.00
Available In-Store Only
- SENSAPOOL SF Pump 40mm Barrel Union Set SP-SFU40 - Spa Spare PartSensapool SF Pump 40mm Barrel Union SetReplacement barrel unions for SF100/150/200.Comes with barrel union nut, tail and o'ring.Sold as a pair. Learn More$35.00
- Spanet Heat Pump Union 40mm SN-HP-MAC40 - Spa Spare PartSpanet Heat Pump Union 40mm Learn More$35.00
- Extend-All Fitting 1.5" 40mm LE-EAL-1.5 - Spa Spare PartExtend-All Fitting 1.5" 40mmThis extender fitting is design so if you cut off a union or other fitting, you glue this on to the pipe returning the length of pipe back to where is was to glue the new fitting or union on.Suits 40mm pipe only Learn More$22.00
- Balboa Air Check Valve 40mm B-42150 - Spa Spare PartBalboa 40mm inline Air Check Valved.Unionized with 1/4lb spring 40mm pipe fitting.Used in the plumbing for a blower.Product of the USA. Learn More$45.00























