--- product_id: 91397557 title: "VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051" brand: "vaillant" price: "1104.81 DT" currency: TND in_stock: true reviews_count: 13 category: "Vaillant" url: https://www.desertcart.tn/products/91397557-vaillant-ecotec-plus-vu-612-615-618-624-630-637 store_origin: TN region: Tunisia --- # Flanged G 3/4” connector for seamless fit Precision-engineered metal build Proudly UK manufactured quality VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 **Brand:** vaillant **Price:** 1104.81 DT **Availability:** ✅ In Stock ## Summary > 🔥 Keep your boiler pressure in check with Vaillant’s precision expansion vessel! ⚙️ ## Quick Answers - **What is this?** VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 by vaillant - **How much does it cost?** 1104.81 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/91397557-vaillant-ecotec-plus-vu-612-615-618-624-630-637) ## Best For - vaillant enthusiasts ## Why This Product - Trusted vaillant brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted & Tested:** Backed by 207+ glowing reviews and CE certification—join thousands who upgraded with confidence. - • **Pressure Perfected:** Stabilizes boiler pressure to prevent dangerous spikes—keeping your system safe and efficient. - • **Durable Brass Finish:** Robust metal construction with premium brass exterior for long-lasting reliability and corrosion resistance. - • **Effortless Compatibility:** Designed exclusively for Vaillant ecoTEC & VU series boilers, ensuring perfect fit and function. - • **DIY Friendly Installation:** Simple to install without professional help—get your boiler running flawlessly in no time. ## Overview The Vaillant ecoTEC Plus Expansion Vessel 181051 is a high-quality, UK-made metal expansion tank designed specifically for Vaillant ecoTEC, ecoMAX, VU, and VUW boilers. Featuring a durable brass finish and flanged G 3/4” connectors, it ensures perfect compatibility and pressure stabilization. Easy to install without professional help, this CE-certified valve has earned a 4.7-star rating from over 200 users, making it a trusted choice for maintaining boiler safety and efficiency. ## Description Expansion tank suitable for Vailant ecoTEC, ecoMAX, VU, VUW boiler. .... Review: Boiler running perfectly now. - Easy Peasy to fit and recommission boiler. Cured pressure rising into the red! Expansion vessel looks exactly same as the original in every way including quality of manufacture and function. Also best price at a quick glance. Review: Fits well. - Fits Vaillant ecoTEC plus 832 perfectly and solved my problem for much cheaper than the original. No need for a plumber for this job. ## Features - VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 - Brand : Vaillant - Product type: VALVE ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01GA62ZJQ | | Best Sellers Rank | 58,323 in DIY & Tools ( See Top 100 in DIY & Tools ) 76 in Water Heaters & Parts | | Brand | Vaillant | | Connector Type | Flanged | | Country of Origin | United Kingdom | | Customer Reviews | 4.7 out of 5 stars 207 Reviews | | Exterior Finish | Brass | | Exterior finish | Brass | | Global Trade Identification Number | 03809200403706 | | Inlet Connection Size | 0.75 Inches | | Inlet Connection Type | Connector G | | Inlet connection size | 0.75 Inches | | Inlet connection type | Connector G | | Manufacturer | VAILLANT | | Material | Metal | | Model Number | 181051 | | Number of Ports | 2 | | Outlet Connection Size | 0.75 Inches | | Outlet Connection Type | G Connector | | Outlet connection type | G Connector | | Part Number | 181051 | | Size | Standard | | Specification Met | CE | | Thread Size | G 3/4 | | Thread Type | G-thread | | Unit Count | 1.0 count | | Valve Type | Safety valve" or "pressure relief valve" | ## Product Details - **Material:** Metal - **Brand:** Vaillant - **Exterior finish:** Brass - **Inlet connection type:** Connector G - **Outlet connection type:** G Connector - **Number of ports:** 2 - **Outlet connection size:** 0.75 inches - **Specification met:** CE - **Valve type:** Line Blind Valve - **Global Trade Identification Number:** 03809200403706 ## Images ![VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 - Image 1](https://m.media-amazon.com/images/I/51SJQspRRQL.jpg) ![VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 - Image 2](https://m.media-amazon.com/images/I/81hlS9-IM+L.jpg) ![VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 - Image 3](https://m.media-amazon.com/images/I/51evJytip0L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Boiler running perfectly now. *by S***R on 25 October 2025* Easy Peasy to fit and recommission boiler. Cured pressure rising into the red! Expansion vessel looks exactly same as the original in every way including quality of manufacture and function. Also best price at a quick glance. ### ⭐⭐⭐⭐⭐ Fits well. *by C***N on 9 December 2025* Fits Vaillant ecoTEC plus 832 perfectly and solved my problem for much cheaper than the original. No need for a plumber for this job. ### ⭐⭐⭐⭐⭐ Superb *by P***E on 5 April 2026* Exactly as it should be !! Brilliant delivery , and great price , and the pipe work washer was included !! ( bonus 🙂) ## Frequently Bought Together - VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051 - HTS Boiler PRV Compatible with Vaillant ECOTEC Plus VUW 824 831 837 Boiler Pressure Relief Safety Valve 178985 - Vaillant ECOTEC PRO 24 28 Water Pressure Sensor 253595 --- ## 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.tn/products/91397557-vaillant-ecotec-plus-vu-612-615-618-624-630-637](https://www.desertcart.tn/products/91397557-vaillant-ecotec-plus-vu-612-615-618-624-630-637) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-18*