--- product_id: 404020894 title: "King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw" brand: "kingston" price: "€ 36.99" currency: EUR in_stock: true category: "Kingston" url: https://www.desertcart.be/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window store_origin: BE region: Belgium --- # Superior sound & thermal insulation Expands up to 2.5L coverage Weather & chemical resistant King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw **Brand:** kingston **Price:** € 36.99 **Availability:** ✅ In Stock ## Summary > 🛠️ Seal Smart, Live Comfortable – The Ultimate Expandable Foam Solution ## Quick Answers - **What is this?** King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw by kingston - **How much does it cost?** € 36.99 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window) ## Best For - kingston enthusiasts ## Why This Product - Trusted kingston brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Maximize Every Gap:** Expands up to 2.0-2.5 liters for unbeatable sealing coverage - • **Dual-Use Convenience:** Includes 1 aerosol can + 1 manual straw for precise, mess-free application - • **Soundproof & Energy Smart:** Enhances thermal insulation and soundproofing for modern living spaces - • **Built to Brave the Elements:** Cured foam resists extreme temperatures, chemicals, pests, and aging - • **Seamless Multi-Surface Bonding:** Adheres flawlessly to concrete, wood, metal, PVC, and more ## Overview Kingston Multipurpose Expandable PU Foam Spray delivers high-yield, moisture-cured sealing with up to 2.5 liters expansion. Designed for windows, doors, HVAC, and more, it bonds to diverse materials while providing durable weather, chemical, and pest resistance. Perfect for professionals seeking efficient insulation and soundproofing in one powerful, easy-to-apply product. ## Description Kingston PU Foam is one component, multipurpose Straw grade foam based on moisture curing technology. It requires manual straw for applications. It is used to seal gaps and crevice with very high expansion yield up to 2.0-2.5 liters (Expansion). The foam that dispenses from aerosol can is moisture cured and draws humidity from the air for cure. PU foam is widely used for filling joints between walls, ceilings, floors and gaps around pipes, windows and door frames. Foam can be cut once fully cured, lumber, metals, plywood, concrete, masonry and provides excellent bond to other materials. The cured foam is resistant against all weather conditions, aging steam, too hot or too cold, many chemicals, rats and pests. Giving perfect insulation against heat and sound. Adhere to almost all building materials such as concrete, masonry, plaster, timber, cement, marble, stone, hard pvc, metal etc. Kingston Industrial grade PU Cleaner is required to clean extra foam from surfaces or cloths. ## Features - Window and door frame installation, mounting and sealing - Insulation of electrical outlets, hot and cold water pipes, large cracks, holes, joints & openings etc - Fills interconnection spaces in the roof construction, corrugated steel and roof tiles - Soundproofing application on screen, partition walls, car and boat cabins. Improving thermal insulation in cooling systems - It requires dispensing gun or manual hand straw for applications ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08HQG9DWB | | Are batteries included? | No | | Brand | Kingston | | Colour | beige | | Country of Origin | China | | Customer Reviews | 3.8 3.8 out of 5 stars (64) | | Date First Available | 29 August 2020 | | Generic Name | Polyurethane Foam | | Importer | Kingston Multi Products India Pvt Ltd | | Item Dimensions LxWxH | 10 x 10 x 30 Centimeters | | Item Height | 30 Centimeters | | Item Weight | 800 g | | Item Width | 10 Centimeters | | Item model number | KPU750 | | Manufacturer | Kingston Multi Products India Pvt Ltd | | Model number | KPU750 | | Net Quantity | 800 Grams | | Number of Memory Sticks | 1 | | Packer | Kingston Multi Products India Pvt Ltd | | Product Dimensions | 10 x 10 x 30 cm; 800 g | ## Images ![King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - Image 1](https://m.media-amazon.com/images/I/31j-v+ubnPL.jpg) ![King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - Image 2](https://m.media-amazon.com/images/I/31RAzFTVmGL.jpg) ![King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - Image 3](https://m.media-amazon.com/images/I/31nPqFj3-WL.jpg) ![King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - Image 4](https://m.media-amazon.com/images/I/41QZYtAnJ6L.jpg) ![King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - Image 5](https://m.media-amazon.com/images/I/41gOhApgGSL.jpg) ## Frequently Bought Together - King ston Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door, AC Gaps & HVAC applications, 750 ml - 1Pc + 1Pc Straw - GREE AMRO R9 Expansion PU Foam Straw Type Manual Use DIY Polyurethane Foam Spray - 750ml Fills Gaps Easily (1) --- ## 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.be/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window](https://www.desertcart.be/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-10-24*