Pump unions 2 inch. The most common pump union used on Waterway and Aqua main pumps. The diameter of the union is 81mm
2" split nuts to fit 2" suction and 2" discharge pump wet ends. The best part to use when replacing a cracked pump union. This is the MOST common size. Internal Diameter is 3" THESE ARE NOT FOR HOT TUB HEATERS - THEY ONLY FIT PUMPS.
Socket assembly complete with nut and O ring. The most common type of hot tub pump union - will fit every type of 2" pump wet end. Also used on some bath pumps. Sold individually.
2" Pump Union x 2" Spigot 45° Tailpiece. Great piece of plumbing. Enables an immediate turn after a pump union without taking up additional space and length by joining for instance a pump union and 45° elbow together.
2" Pump Union x 2" Socket Swept Elbow Tailpiece. Great piece of plumbing. Enables an immediate turn after a pump union without taking up additional space and length.
Standard 2" pump union but accepts either a 2" fitting onto the 2" spigot tail or you can use 1-1/2" pipework into the tail socket. Extremely versatile. Sold in pairs (x2 Tails and x2 Unions and x2 O-rings)
Pump seal to fit 2" unions - flat type. Because this is a flat seal on both sides it will work with ALL 2" pump unions. Sold in pairs Gaskets are always measured by the internal diameter size of the pipe the fitting is connected to - really confusing when nothing measures what it says. To help, the outside diameter of these is 3" Every hot tub part is...
Pump seal to fit 2" unions - flat type. This gasket is 1/4" thick. Sold in pairs Gaskets are always measured by the internal diameter size of the pipe the fitting is connected to - really confusing when nothing measures what it says. To help, the outside diameter of these is 3" Every hot tub part is measured in inches.