1/2 in. PEX-a Expander Head Extension Bar Set Can apply up to 4

Can apply up to 4 weeks after crabgrass emerges

Equipped with a pre-set pressure switch so the pump must be running with water flowing in the whirlpool to allow the heater to turn on

Removable inner drum: helps prevent cable bind up and contains mess inside the drum

4 in Manufacturer Warranty 3 Year Accuracy Guarantee

0 Ah lithium-ion compact battery pack

1/2 in. PEX-a Expander Head Extension Bar Set Can apply up to 4The Apollo ExpansionPEX 1 2 in. PEX an Expander Head is engineered for the proper expansion of Apollo ExpansionPEX PEX a tubing for use with Apollo ExpansionPEX fittings. Made from durable premium grade steel. The Apollo ExpansionPEX system is a comprehensive piping system comprised of lead free brass fittings, poly alloy fittings, manifolds, valves, fasteners, tools and tubing designed for implementation in water delivery systems, simple or complex.