--- product_id: 35623495 title: "Rainbow 320 in-Line Automatic Pool Chemical Feeder - R171096" brand: "pentair" price: "R5047" currency: ZAR in_stock: true reviews_count: 8 category: "Pentair" url: https://www.desertcart.co.za/products/35623495-rainbow-320-in-line-automatic-pool-chemical-feeder-r171096 store_origin: ZA region: South Africa --- # Operates up to 50 PSI pressure Clear amber housing for tablet visibility Fully enclosed, leakproof system Rainbow 320 in-Line Automatic Pool Chemical Feeder - R171096 **Brand:** pentair **Price:** R5047 **Availability:** ✅ In Stock ## Summary > 💦 Keep your pool perfectly balanced with zero guesswork—because your oasis deserves the best! ## Quick Answers - **What is this?** Rainbow 320 in-Line Automatic Pool Chemical Feeder - R171096 by pentair - **How much does it cost?** R5047 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/35623495-rainbow-320-in-line-automatic-pool-chemical-feeder-r171096) ## Best For - pentair enthusiasts ## Why This Product - Trusted pentair brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sealed & Secure:** Completely enclosed design means zero gas escape and no special venting—safe, clean, and hassle-free. - • **Trusted Longevity:** Proven durability with decades of customer satisfaction—your pool’s chemical feeder that just keeps going. - • **Effortless Installation:** In-line mounting with included PVC fittings and adapters for seamless integration into new or existing pools. - • **Crystal Clear Monitoring:** Amber-tinted housing lets you track chemical levels at a glance—never run low unexpectedly. - • **Pressure-Ready Performance:** Built to handle up to 50 PSI, ensuring reliable chemical feed under demanding pool conditions. ## Overview The Pentair Rainbow 320 In-Line Automatic Pool Chemical Feeder is a heavy-duty, leakproof dispenser designed for permanent installation in pool return lines. Featuring a clear amber housing for easy tablet level monitoring, it operates safely up to 50 PSI without gas escape or special venting. NSF listed and built from durable PVC, it includes all necessary fittings for quick setup, making it a trusted choice for maintaining crystal-clear, balanced pool water. ## Description Years of customer use and satisfaction have proven Rainbow feeders to be the performance leader in pool & spa chemical dispensers.Features:300 and 320 series filters available in clear amber for easy tablet level monitoringCompletely enclosed system - no special venting requiredNo escaping gasesAll Rainbow Feeders are NSF Listed50 PSI maximum operating pressureIn-Line Feeders320 Series. For permanent installation in return line of new or existing pools or spas. Installs in return line on pressure side of pump downstream of all equipment. Standard with 2 in. slip PVC fittings and adapters for 1-1/2 in.Off-Line Feeders300 Series. Retrofits into existing pools or spas. Operates on pressure side of pump. Uses 1/4 in. feeder hoses, control valve and fittings. Review: 320 replacement - I had the old 320 on my pool, which is about 15 years old. Screwed on easily with no issues. Came with all the hoses and everything you need. Review: works good - was an exact replacement for our old one that was 25 years old. ## Features - 300 and 320 series filters available in clear amber for easy tablet level monitoring - Completely enclosed system - no special venting required - No escaping gases - All Rainbow Feeders are NSF Listed - 50 PSI maximum operating pressure ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B002ZJ6KNA | | Best Sellers Rank | #186,834 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,929 in Wild Bird Feeders | | Brand | Pentair | | Capacity | 5 Pounds | | Color | White | | Customer Reviews | 4.6 4.6 out of 5 stars (51) | | Included Components | Manual | | Is Discontinued By Manufacturer | No | | Item Weight | 4.6 pounds | | Item model number | R171096 | | Manufacturer | Pentair | | Material | Polyvinyl Chloride (PVC) | | Mounting Type | In-Line | | Product Dimensions | 18"L x 6"W x 11"H | | Recommended Uses For Product | Water | | Special Feature | Heavy Duty, Leakproof | | Theme | Pool Chemical Feeder | | UPC | 852669629647 | ## Product Details - **Brand:** Pentair - **Material:** Polyvinyl Chloride (PVC) - **Mounting Type:** In-Line - **Recommended Uses For Product:** Water - **Special Feature:** Heavy Duty, Leakproof ## Images ![Rainbow 320 in-Line Automatic Pool Chemical Feeder - R171096 - Image 1](https://m.media-amazon.com/images/I/71jwSDFtY0L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 320 replacement *by G***N on August 1, 2025* I had the old 320 on my pool, which is about 15 years old. Screwed on easily with no issues. Came with all the hoses and everything you need. ### ⭐⭐⭐⭐⭐ works good *by R***K on December 13, 2023* was an exact replacement for our old one that was 25 years old. ### ⭐⭐⭐⭐⭐ Perfect fit *by A***R on November 20, 2023* Replace non working chlorinator --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/35623495-rainbow-320-in-line-automatic-pool-chemical-feeder-r171096](https://www.desertcart.co.za/products/35623495-rainbow-320-in-line-automatic-pool-chemical-feeder-r171096) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-06-03*