1.5" MPT x 2" Socket Black CPVC Hi-Temp Union || 21063-160-000 Sonar Retro Bulbs Heater Activation: Turns the pool

Heater Activation: Turns the pool or spa heater on or off based on the desired water temperature

Precision Engineering: Designed for Pentair heaters to provide efficient air and gas combustion

Provide at least 70″ vertical clearance for lid removal

Customizable Options: Tailor schedules and settings to suit your unique pool and spa requirements

The majority of the parts included with this assembly are black except for the restrictor disks which are blue and red

1.5" MPT x 2" Socket Black CPVC Hi-Temp Union || 21063-160-000 Sonar Retro Bulbs Heater Activation: Turns the pool1. 5" MPT x 2" Socket Black CPVC Hi Temp Union 21063 160 000 1. 5" MPT x 2" Socket Black CPVC Hi Temp Union 21063 160 000 CMP High Temperature Self Sealing Union Sold by ePoolSupply. com Upgrade your pool plumbing system with the 1. 5" MPT x 2" Socket Black CPVC Hi Temp Union (SKU: 21063 160 000) from CMP. Engineered for durability, this high temperature self sealing union ensures reliable, leak resistant performance in even the most demanding pool