Grid Assembly | Pentair | 59023500 | (Fits FNS Plus 36 Heavy Duty Grid Assembly For Pentair Filtration System)

The Pentair Grid Assembly for FNS Plus 36 (59023500) is designed to replace worn or damaged components and restore proper operation to your pool equipment. By renewing the grid pack, it helps maintain consistent flow, improve filtration efficiency, and protect downstream components from debris.

Ideal for DIY pool maintenance or professional service, this replacement grid fits the FNS Plus 36 and serves as a precise pool filter grid replacement. It supports longer filter life, can reduce backwash frequency, and helps keep water clear without more extensive repairs.

• Direct-fit replacement for Pentair FNS Plus 36 filters
• Durable grid construction resistant to pool chemicals and heat
• Restores filtration flow and backwash efficiency
• Simple swap minimizes downtime during service calls

Keep your system performing at its best—add the Pentair Grid Assembly for FNS Plus 36 to your cart today and enjoy smoother maintenance and clearer water tomorrow.