Shoulder Bolt | SPX0555Z2 Blue Square Light Accessories and Niches protecting the system from reverse

protecting the system from reverse pressure or contamination

sizing the filter by roughly 1 GPM per sq ft (~100 GPM) is a good rule

Functions: Controls and regulates the solar heating system

Do not over-tighten internal connections

Shoulder Bolt | SPX0555Z2 Blue Square Light Accessories and Niches protecting the system from reverseShoulder Bolt SPX0555Z2 The SPX0555Z2 Shoulder Bolt is a genuine Hayward replacement part designed for use in specific pool and spa lighting systems. This bolt ensures secure and stable assembly of lighting fixtures, providing durability and long lasting performance. Key Features: Precision Fit Designed for compatibility with select Hayward lighting systems. Durable Construction Built to withstand pool environments and resist corrosion. Secure