--- product_id: 321342975 title: "Flexcon Industries PH5 FLEX2PRO Thermal Expansion Tank - 2.1 Gallon" brand: "flexcon industries" price: "€ 88.88" currency: EUR in_stock: true category: "Flexcon Industries" url: https://www.desertcart.fr/products/321342975-flexcon-industries-ph5-flex2pro-thermal-expansion-tank-2-1-gallon store_origin: FR region: France --- # 2.1 Gallon capacity Stainless steel corrosion-resistant sleeve 100% butyl diaphragm for water-air separation Flexcon Industries PH5 FLEX2PRO Thermal Expansion Tank - 2.1 Gallon **Brand:** flexcon industries **Price:** € 88.88 **Availability:** ✅ In Stock ## Summary > 💧 Stay ahead of pressure spikes with Flexcon’s pro-grade expansion tank! ## Quick Answers - **What is this?** Flexcon Industries PH5 FLEX2PRO Thermal Expansion Tank - 2.1 Gallon by flexcon industries - **How much does it cost?** € 88.88 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/321342975-flexcon-industries-ph5-flex2pro-thermal-expansion-tank-2-1-gallon) ## Best For - flexcon industries enthusiasts ## Why This Product - Trusted flexcon industries brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted Reliability:** Backed by Flexcon’s 1-year limited warranty for peace of mind and professional-grade performance. - • **Compact Yet Powerful:** 2.1-gallon capacity fits seamlessly into your system while handling thermal expansion efficiently. - • **Effortless Integration:** Standard dimensions and premium build quality make installation smooth and maintenance minimal. - • **Corrosion-Resistant Durability:** Stainless steel sleeve and appliance-quality paint keep your system pristine and long-lasting. - • **Optimized Water-Air Separation:** 100% butyl diaphragm and plastic liner ensure flawless pressure management without contamination. ## Overview The Flexcon PH5 FLEX2PRO is a 2.1-gallon thermal expansion tank designed for potable water systems, featuring a 100% butyl diaphragm and plastic liner to separate water from air precharge. Its stainless steel sleeve prevents corrosion, a unique advantage over competitors, while appliance-quality paint protects against external wear. Compact and reliable, it’s backed by a 1-year limited warranty, making it a smart, durable choice for managing thermal expansion in home water heaters. ## Description These potable water expansion tanks feature a 100% butyl diaphragm and plastic liner to separate the system water from the tanks air precharge. The system has a stainless steel sleeve to prevent corrosion, something no other manufacturer offers. And, the tanks are finished with appliance-quality paint to help prevent external corrosion. On top of all of this, every PH tank is comprehensively d and backed by Flexcon's one-year limited warranty. ## Features - PH tanks feature a 100% butyl diaphragm and plastic liner to separate the system water from the tank’s air precharge - The system connection has a stainless steel to prevent corrosion, something so other manufacturer offers - Tanks are finished with appliance quality paint which helps prevent external corrosion - PH tanks are comprehensively d and backed by Flexcon’s 1 year limited warranty - Volume: 2.1 Gallons ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B005EEZEH6 | | ASIN | B005EEZEH6 | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #213,597 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #284 in Water Pump Accessories | | Color | White | | Country of origin | China | | Date First Available | 17 September 2012 | | Date First Available | 17 September 2012 | | Is Discontinued By Manufacturer | No | | Item Package Quantity | 1 | | Item Weight | 2.3 Kilograms | | Item model number | PH5 | | Item model number | PH5 | | Manufacturer | Flexcon Industries | | Manufacturer | Flexcon Industries | | Part number | PH5 | | Product Dimensions | 21.59 x 21.34 x 34.29 cm; 2.3 kg | | Product Dimensions | 21.59 x 21.34 x 34.29 cm; 2.3 kg | | Size | 2.1 Gallon | ## Images ![Flexcon Industries PH5 FLEX2PRO Thermal Expansion Tank - 2.1 Gallon - Image 1](https://m.media-amazon.com/images/I/612YDMkNAVL.jpg) ## Frequently Bought Together - Flexcon Industries PH5 FLEX2PRO Thermal Expansion Tank - 2.1 Gallon - HoldRite QuickStrap Universal Expansion Tank Water Heater Wall Mounting Bracket, Stainless Steel, QS-U - MEASUREMAN 0-200 PSI Water Pressure Gauge, 2-1/2'' Dial, Hose bib Pressure Gauge, Home Water Pressure Tester, Durable 3/4” Hose Thread, Water Pressure Gauge for Home --- ## 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.fr/products/321342975-flexcon-industries-ph5-flex2pro-thermal-expansion-tank-2-1-gallon](https://www.desertcart.fr/products/321342975-flexcon-industries-ph5-flex2pro-thermal-expansion-tank-2-1-gallon) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-04-23*