Grundfos 8L Steel Pressure Tank GC-H-8 PN10 1" M BSP Pipe A standard check valve is

A standard check valve is built in

The controller senses the temperature on the roof and the temperature of the pool

the PGV comes in two sizes with flow control) All models feature durable high-grade construction

96943360 Grundfos Datasheet

This facilitates easy installation and pump starting and provides more reliable water supply in installations where there is a risk of dry running and leakages in suction hose or pipes

Grundfos 8L Steel Pressure Tank GC-H-8 PN10 1" M BSP Pipe A standard check valve isThe GT Pressure Tanks for cold water applications are long life tanks for both domestic and industrial applications. The GT tank ensures controlled pressure in your water supply by limiting the start & stop frequency of your pump, compensating for pressure drops, and eliminating water hammer in pipework. GT tanks can be integrated in many different installations with a wide variety of pumps. Grundfos offers a large range of tank types and sizes.