Filling Kit for primary circuit, 1“ M

Filling Kit for primary circuit permits easy filling and air venting the ground loop with deep bores or sub-surface ground collector. The filling kit involves a dirt strainer, 2-way shut-off ball valve, 3-way diverter ball valve and 2 filling valves to connect a filling station with a pump. Suitable for EcoHeat 306-310 and EcoPart 406-410 Heat Pumps.