Suits 1.5" Heater union - not common - one side is flat, the other has a raised rib for better seal - SOLD INDIVIDUALLY Gasket side - outside diameter - 61mm, inside diameter - 40mm O-ring side - diameter ...
5 In Stock
Suits 1.5" Heaters - not common - used on some cs7500 Hydroquip packs with elements welded into the tubes and 'may' suit some Chinese made LX Rooster heaters amongst others...
4 In Stock
This is the common size used in almost all stainless steel heaters. Combination gasket and o ring in one for superior seal - installed each end of the heater tube Can be used on many brands with similar moun...
191 In Stock
Suits 2" Heaters from Gecko, Hydroquip, Aquatemp, Balboa, RMF, Hydroquip, some Spaquip and others...
32 In Stock
Suits 2.5" Heater union - not common - one side is flat, the other has a raised rib for better seal - SOLD INDIVIDUALLY Gasket side - outside diameter - 84mm, inside diameter - 70mm O-ring side - diameter o...
4 In Stock
2" Aquatemp spa heater uni-nut - female locking nut for union tail connection to heater tube - slides over heater tube flange. Used in conjunction with the Aquatemp Spa Heater Nut Collar. Actual OD is 85mm...
26 In Stock
Aquatemp Spa Heater Uni-Nut Retainer Collar - fits against heater tube flange and prevents nut sliding off. This collar is split to allow fitting over the flange on the tube...
10 In Stock
Thermcore Aquatemp heater element wrench. 1/4" and 3/8" sized wrench to suit Thermcore Aquatemp heater element terminals to both hold the terminal post tight and tighten/loosen the terminal nut (2 required) ...
7 In Stock
Used on Balboa heater tubes Sold as a pair Gasket side (with rounded ridge) - outside diameter - 74mm, inside diameter - 53mm Square edged O-ring side - diameter of raised ring centre to centre - 63mm...
79 In Stock
Hot Spring Spas - Solana Spaquip Spa Power flanged plastic heater tube and element o-ring. To be purchased ONLY when the heater tube is obviously cracked / damaged. Complete heater assy replacement is neces...
2 In Stock
LX Flow Type replacement Gasket Seal pair Suits 1.5" / 40mm tubes / unions These heaters are used on many Chinese manufactured spas with Chinese control systems and can be a replacement for 'Rooster' heate...
22 In Stock
Siemens 50A 2 pole contactor used in spa controller/heater applications. 230v coil, contacts rated at 50A resistive load, 35A inductive load. Replaces similar Hartland branded contactors. Used in Aquatemp ...
2 In Stock
2" Spa Heater Split Nut - serves same function as the Aquatemp Uni-Nut, however suits older style Aquatemp, and all Balboa, Gecko Electronics, and some other heater tubes with flanges to wide in diameter for...
8 In Stock
1.5" heater union split nut NOT the common size (2" is most popular) Found on 40mm / 1.5" heater unions - on Dimension One spas and others OD = 72mm Thread = approx 63mm Sleeve internal diameter = 49mm...
Waterway Plastics 1.5" flat o-ring gasket pair to suit 1.5" heater tubes. This is NOT the common size - these are suited to smaller than standard heater tubes such as Hydroquip CS7500A control systems with ...
39 In Stock
Waterway Plastics 2" heater flat o-ring gasket pair This is the common size used in almost all stainless steel heaters. Combination gasket and o ring in one for superior seal - installed each end of the hea...
248 In Stock