PENTAIR RAINBOW AUTO CHLORINE IN FEEDER - R171096

SKU: R171096
Regular price $126.02

Available for pickup at

  • MT Pool Distributor North (2) in stock
In stock

The Pentair Rainbow Automatic Chlorine and Bromine Feeder Model 320 (R171096) delivers professional-grade chemical automation that pool contractors trust for reliable sanitization systems. This heavy-duty feeder handles both residential and commercial installations, treating pools up to 70,000 gallons with consistent, controlled chemical delivery.

Commercial Installation Benefits

Designed for contractor efficiency, this enclosed system requires no special venting and eliminates escaping gases that can damage equipment or create liability issues. The positive external no-clog control valve ensures reliable operation, while the built-in check valve prevents costly chemical backflow damage. When paired with timers, the system automatically optimizes tablet usage by lowering water levels during pump-off periods, reducing chemical costs for your clients.

Why Pool Contractors Choose MT Pools

MT Pools provides superior customer service with expert technical support for complex installations. Our B2B wholesale pricing structure maximizes your profit margins while our reliable inventory keeps your projects on schedule. Join thousands of contractors who depend on our daily recurring customer support.

Frequently Asked Questions

What capacity does the Rainbow 320 feeder handle?

The R171096 holds 11 large or 98 small tablets and treats 6,500-27,000 gallons (bottom feed) or 18,000-70,000 gallons (top feed), making it suitable for both residential and commercial applications.

Can this feeder be installed inline with existing plumbing?

Yes, the Rainbow 320 features inline installation with 2" PVC direct connection or 1½" PVC with reducer bushings. Installation location varies based on equipment configuration between pump, filter, heater, or solar systems.

What safety features protect against equipment damage?

The feeder includes a built-in check valve to prevent backflow, adjustable control valve to prevent over-chlorination, and feeds sanitizer directly to pool/spa to prevent equipment corrosion damage.

Does MT Pools offer technical support for installation?

Yes, MT Pools provides superior customer service with expert technical guidance for proper installation, operation, and maintenance to ensure optimal performance for pool contractors.

Order Today

Streamline your chemical automation installations with the trusted Pentair Rainbow 320 feeder. Contact MT Pools for wholesale pricing and expert technical support that keeps your projects profitable and on schedule.

• Holds 11 large or 98 small trichlor/bromine tablets
• Treats 6,500-27,000 gallons (bottom feed) or 18,000-70,000 gallons (top feed)
• Maximum operating pressure: 50 PSI
• Completely enclosed system with no escaping gases
• Positive external no-clog control valve
• Built-in check valve prevents chemical backflow
• Inline installation with 2" or 1½" PVC connections
• Automatic water level control when used with timer
• All parts replaceable for long-term serviceability
• Adjustable control valve prevents over-chlorination
• Heavy-duty construction for commercial applications
• Compatible with slow-dissolving trichlor and bromine tablets
• Feeds sanitizer directly to pool/spa preventing equipment damage
• Optional positive seal check valve (R172288) available