Hayward 175 Sq. Ft. Star-Clear Plus Cartridge Filter | W3C17502 backwash kits Takes up much less space

Takes up much less space than other hard plastic baskets

They also use this hose for the end section of the hose kit attached to the top of the unit connector that connects to the cleaner for operation

and reliability you'd expect in a Pentair pool heater

There are 5 holes strategically placed along the hinge when looking at the backside of the Weir Assembly

reducing energy consumption by up to 90%

Hayward 175 Sq. Ft. Star-Clear Plus Cartridge Filter | W3C17502 backwash kits Takes up much less spaceStarClear Plus single element cartridge filters offer excellent quality, value, and convenience. Features: No backwashing requirement saves hundreds of gallons of water and money per year. Constructed of the most durable materials for the toughest applications and environmental conditions Single locking knob securely fastens head to filter tank, eliminating bolts or clamps Long lasting, extra large cartridge element with precision engineered core