15 | Expansion Tank Extrol Hydronic 2 Gallon 100 Pounds per Square Inch Gauge 1/2" MNPT 15 for Closed Hydronic Heating Radiant and Chilled Water Systems | Amtrol Pressure Range_0-28" w.c. It is used with KLP

It is used with KLP Locating Pins and is sold individually

This bolt kit is essential for maintaining the accuracy of the Jergens 23338 pressure gauge calibrator

By using this genuine Jergens BOLT KIT

The handle provides a comfortable grip for easy operation

The keyless design allows for easy insertion and removal

15 | Expansion Tank Extrol Hydronic 2 Gallon 100 Pounds per Square Inch Gauge 1/2" MNPT 15 for Closed Hydronic Heating Radiant and Chilled Water Systems | Amtrol Pressure Range_0-28" w.c. It is used with KLPAmtrol Expansion Tank Extrol Hydronic 2 Gallon 100 Pounds per Square Inch Gauge 1 2" MNPT 15 Extrol expansion tanks by Amtrol are designed for closed loop hydronic systems to control pressure build up, improve comfort, and help reduce energy costs. Featuring a strong tank design with deep drawn steel and multi dome construction, this expansion tank offers superior durability. It also includes a projection welded air stem to minimize leaks. This