This is a Flat Gasket for 2" Pump or Heater Union Extra Thick 1/4". It is a 2 7/8" Outside Diameter and 2 1/8" Inside Diameter.

Insta-Test® Instant Water Test StripsThe only instant water test strip on the market today. Spa techs andconsumers will love the convenience and simplicity ofinsta-Test®Pop-top caps on vials provide moisture protectionTest Type Chlorine/Bromine...

AMP Plug Housing Male Cord Side 4 Pin 20 amp style. Note: This plug does require a tool to remove the pins to change this plug housing...   Terminal Type AMP Terminal Style AMP Plug Housing Male Number of...

This part is for a Standard Balboa Board Replacement Repair Relay made by Zettler. This Relay is the standard relay found on most Balboa Boards but it has double tabs on it so you can add jumpers from the tabs to the feed and load side of the circuit to...

You are buying on a 2" Slip X 2" Heater Union with Gasket. The Union receives a 2" pipe or fitting on one side that measures about 2 3/8" Outside Diameter and then Screws to a 2" Heater Flange Split Nut on the...

This part is a (1) 45 Degree 1 1/2" Street X 1 Slip PVC Plumbing Fitting. The Union glues into a 1 1/2" fitting on one side and then receives the fitting on the other side. It will Glue into any 1 1/2" PVC fitting to make a tight plumbing application...

This item is a 3/4" Slip x 3/4" Slip pvc coupler the inside diameter of the coupler is 1", This is a chart for the outside of your plumbing pipes so you can figure out what size parts to order. Note: The actual size a part is called is not the actual...

This Filter is a 30 Square Foot Filter Cartridge that Fits after some 1990 Hot Spring Hot Tubs by Watkins is 6" Outside Diameter x 10 1/2" in Length and has a 1 15/16" top and bottom hole.This fits HotSpring brand tubs only and some of these tubs have as...

This is a plug used to plug off a 3/8" port on Air manifolds or Air Sides of Jet Bodies that are above the water line of the tub. We offer many different plugs based on the brand of manifold.

This filter is this most popular size and fits 70% of all tubs it is a 25 Square Foot Filter Cartridge that is 4-15/16" Outside Diameter x 13-5/16" in Length. It has a hole in the top and the bottom that are 2 1/8".   For the 50sqft version of...

This Seal is a PS-2131 Seal used Primarily in Hayward Power-Flo, Power-Flo LX, Power-Flo II and Aqua-Flo TMCP Bath Tub Style and the Aqua-Flo Flo-Master FMVP Vertically Mounted pump wet ends. It is about 1 1/4" Across the back of the Spring Seal part...

This Filter is a 40 Square Foot Filter Cartridge that is 6" Outside Diameter x 8 1/4" in Length. It has a 1 1/2" SAE Threaded Fitting which is a Thick Thread that measures about 2" outside diameter of the threads. SAE Threads are really thick. This...