Guardian Stainless Steel Reducing Hair and Lint Strainer 4 x 3 Inch Connections Flanged discharge-pipe-size_2 1/2" It also will test for

It also will test for Biguanide using a drop test system

This is a Pentair Rainbow Pool and Spa Tube Chrome/Brass Thermometer with a 3 foot cord

This basket is made of 316 stainless steel and the perforations are 1/16 inch with 3/16 inch staggered centers

This Stenner chemical pump #170FL4A4SUAA provides reliable chemical feeding for your swimming pool

The 3-Tread/4-Riser steps are for 28 to 35 inches of water (measuring from where the bottom of the stair will be placed)

Guardian Stainless Steel Reducing Hair and Lint Strainer 4 x 3 Inch Connections Flanged discharge-pipe-size_2 1/2" It also will test forThis Neptune Benson stainless steel in line pool strainer reduces flow with a 4 x 3 Inch standard flanged connection. The Guardian Series Hair and Lint Strainers are easy to install, effortless to operate and extremely durable. Compact enough to fit even the smallest mechanical rooms, they have a clear acrylic lid for viewing. Stainless steel hardware is included. Install a reducing strainer to eliminate additional reducers.