The AMTROL FILL-TROL+ system consists of a specially adapted EXTROL+ pre-pressurized, diaphragm-type expansion tank, and the FILL-TROL, a specially designed, automatic, fill valve.
- Provides accurate system make up
- Eliminates need for a separate, automatic fill valve
- Fully adjustable up to a maximum working pressure of 100 psig
- Factory pre-charged to 12 psig; tank pressure controls system fill
**Note: This item does not come with the air scoop and air vent that is shown in the picture
The HydroClaw Expansion Tank Support Bracket provides a safe and reliable option if you prefer to mount your expansion tank. This expansion tank bracket is easy to install and will hold any tank with a diameter of 11″ nominal.