--- product_id: 165124009 title: "Weldy 220V RW3400 Automatic Hot Air Welder for Welding Roofing TPO PVC Membrane, 40mm Overlap Nozzle Hot Air Welder with Free 1600W Professional Hot Air Gun Tool" brand: "weldy" price: "20474.39 DT" currency: TND in_stock: true reviews_count: 1 category: "Weldy" url: https://www.desertcart.tn/products/165124009-weldy-220v-rw3400-automatic-hot-air-welder-for-welding-roofing store_origin: TN region: Tunisia --- # 3400W powerhouse 40mm precision nozzle Auto start & adjustable speed Weldy 220V RW3400 Automatic Hot Air Welder for Welding Roofing TPO PVC Membrane, 40mm Overlap Nozzle Hot Air Welder with Free 1600W Professional Hot Air Gun Tool **Brand:** weldy **Price:** 20474.39 DT **Availability:** ✅ In Stock ## Summary > 🔥 Weld like a pro, move like a boss! ## Quick Answers - **What is this?** Weldy 220V RW3400 Automatic Hot Air Welder for Welding Roofing TPO PVC Membrane, 40mm Overlap Nozzle Hot Air Welder with Free 1600W Professional Hot Air Gun Tool by weldy - **How much does it cost?** 20474.39 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/165124009-weldy-220v-rw3400-automatic-hot-air-welder-for-welding-roofing) ## Best For - weldy enthusiasts ## Why This Product - Trusted weldy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Mobility:** Compact design with small back wheels lets you glide through any job site with ease. - • **Built for Durability:** Heavyweight contact roller guarantees high-quality, durable welds that stand the test of time. - • **Smart Welding Control:** Automatic start-up and adjustable speed up to 7.5m/min for consistent, professional results every time. - • **Bonus Pro Heat Gun Included:** Free 1600W professional hot air gun adds versatility to your toolkit—ready for any quick heat task. - • **Unmatched Power & Precision:** 3400W hot air blower with a 40mm welding nozzle ensures flawless seams on thick PVC and TPO membranes. ## Overview The Weldy RW3400 is a 3400W automatic hot air welder designed for professional-grade welding of thick PVC, TPO, and roofing membranes. Featuring a 40mm wide nozzle, automatic start, adjustable speed, and integrated laser guidance, it delivers precision and durability on every seam. Lightweight with back wheels for easy transport and including a free 1600W heat gun, this 220V powerhouse is engineered for efficiency and reliability on any job site. ## Description Descriptions: With the roofer RW3400, you obtain a high welding performance. The overlap welding machine is ideal for all thermoplastic membranes up to 1.8 mm. With its automatic start-up system and ease of use, the RW3400 guarantees reliable welds.-Extra wide 40 mm welding nozzle fulfills international standards.-Extra small back wheels for easy moving.-Heavy weight direct above the contact roller results in high quality welding seam.-Powerful 3400W hot air blower to achieve the desired temperature and air volume.-Integrated laser beam for easy machine guidance. -Free adjustable speed up to 7.5m/min.-Free variable welding temperature.-Made for Thicker PVC and TPO materials .-Automatic driving and welding start.-Guide bar and lifting device for easy handling.Tips: This hot air welder is single phase 230V, when in 110V countries, you'd better to prepare one generator or power transformer to match the power source.What's including?Hot roofer welding machine x1 Heating elements x140mm Overlap welding nozzles x1Additional weight 0.6kg x1Brass cleaning brush x1Specifications: Voltage: 230V(single phase)Power: 3400WTemperature: 50°C-600°CSpeed: 1-7.5m/minWelding Seam Width: 40mmWeldable Materials: PVC, TPO, ECB, EPDM, CSPEDimension: 500 x 365 x 270mmNet Weight: 15kg Applications: The powerful RW3400 hot air roofer welder is professionally used for thick tarpaulins, TPO materials, etc. The handy hot air welder prevails giant machines in welding quality: handy, simple and reliable ！ Review: Excellent product - My weldy works great. It showed up at the time they said it would. The customer service was excellent. You cant go wrong with a weldy. The hand welder that comes with it also works great. 5 stars from me. ## Features - PVC - --Weldy brand belong to Leister, good quality; This hot air welding machine comes with 3400w hot roofer+extra FREE 1600W heat gun; Powerful hot air roofer welder machine 40mm welding width sepcial for thicker tampaulins banners and roofing; Steady ! - -This hot air welder is 220V;With 6MONTH'S WARRANTY; Extra wide 40 mm welding nozzle fulfills international standards. Extra small back wheels for easy moving - -3400W Powerful Automatic Roofer Hot Air Welder, Adopting Industrial Connector Plug Available for Worldwide Countries - -Heavy weight direct above the contact roller results in high quality welding seam. Powerful 3400 W hot air blower to achieve the desired temperature and air volume - -Warm tips: The roofer hot air welder is 220V, when it is used in 110V countries, it need 3 phase voltage (220V). If you have no industrial voltage (3 phase) , you have to apply for it when using this machine ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | Weldy | | Part Number | JK-RW3400N1 | | Item model number | RW3400 | | Material | ABS | | Item Package Quantity | 1 | ## Images ![Weldy 220V RW3400 Automatic Hot Air Welder for Welding Roofing TPO PVC Membrane, 40mm Overlap Nozzle Hot Air Welder with Free 1600W Professional Hot Air Gun Tool - Image 1](https://m.media-amazon.com/images/I/61KDxX7BRsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent product *by P***S on March 2, 2020* My weldy works great. It showed up at the time they said it would. The customer service was excellent. You cant go wrong with a weldy. The hand welder that comes with it also works great. 5 stars from me. --- ## 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/165124009-weldy-220v-rw3400-automatic-hot-air-welder-for-welding-roofing](https://www.desertcart.tn/products/165124009-weldy-220v-rw3400-automatic-hot-air-welder-for-welding-roofing) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-19*