---
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: "₨5411"
currency: LKR
in_stock: false
reviews_count: 6
url: https://www.desertcart.lk/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window
store_origin: LK
region: Sri Lanka
---

# 2.0-2.5L expansion yield Weather & chemical resistant Multipurpose sealing & insulation 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:** ₨5411
**Availability:** ❌ Out of Stock

## Summary

> 🛡️ Seal Smart, Live Comfortable – The Ultimate Foam for Every Gap!

## 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?** ₨5411 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/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

- • **All-Weather Durability:** Resists extreme heat, cold, moisture, chemicals, and pests for long-lasting protection.
- • **Maximized Gap Coverage:** Expands up to 2.5 liters to fill even the largest cracks and crevices effortlessly.
- • **Sound & Thermal Shield:** Enhances insulation by blocking noise and heat, perfect for modern energy-efficient spaces.
- • **Easy Precision Application:** Includes manual straw for controlled dispensing, ensuring a clean, professional finish every time.
- • **Universal Material Bonding:** Adheres seamlessly to concrete, wood, metal, PVC, and more for versatile applications.

## Overview

Kingston Multipurpose Expandable PU Foam Spray delivers up to 2.5 liters of high-expansion, moisture-cured polyurethane foam designed for sealing, insulating, and soundproofing gaps around windows, doors, pipes, and HVAC systems. Its robust weather and chemical resistance combined with universal adhesion to multiple building materials makes it an essential tool for professionals seeking durable, energy-efficient solutions.

## 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.

Review: Great - Very good product for filling up gaps and holes.
Review: Superb - Best solution for gaps and cracks

## 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 |
| Customer Reviews | 3.9 3.9 out of 5 stars (61) |
| 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/61WGUP95oDL.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/71mwvaFhSZL.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/51fuj65VwDL.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)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by D***U on 23 June 2022*

Very good product for filling up gaps and holes.

### ⭐⭐⭐⭐ Superb
*by T***I on 18 June 2023*

Best solution for gaps and cracks

### ⭐⭐⭐ No comments
*by T***M on 30 May 2022*

No comments

## 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)

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**Shop now:** [https://www.desertcart.lk/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window](https://www.desertcart.lk/products/404020894-king-ston-multipurpose-expandable-pu-foam-insulation-sealant-spray-window)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-27*