---
product_id: 345545046
title: "Hi Stick Polyurethane PU Insulating Foam Sealant for Door Furniture Ceiling Gypsum Spaces Crevices, 750ml"
brand: "hi stick"
price: "€ 30.68"
currency: EUR
in_stock: false
reviews_count: 8
category: "Hi Stick"
url: https://www.desertcart.hr/products/345545046-hi-stick-polyurethane-pu-insulating-foam-sealant-for-door-furniture
store_origin: HR
region: Croatia
---

# waterproof & airtight seal high thermal stability & chemical resistance 750ml high-volume capacity Hi Stick Polyurethane PU Insulating Foam Sealant for Door Furniture Ceiling Gypsum Spaces Crevices, 750ml

**Brand:** hi stick
**Price:** € 30.68
**Availability:** ❌ Out of Stock

## Summary

> 🛡️ Seal Smart, Live Comfortable – Don’t Let Gaps Steal Your Comfort!

## Quick Answers

- **What is this?** Hi Stick Polyurethane PU Insulating Foam Sealant for Door Furniture Ceiling Gypsum Spaces Crevices, 750ml by hi stick
- **How much does it cost?** € 30.68 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/345545046-hi-stick-polyurethane-pu-insulating-foam-sealant-for-door-furniture)

## Best For

- hi stick enthusiasts

## Why This Product

- Trusted hi stick brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Paintable & Trim-Friendly:** Seamlessly blend repairs with your décor after quick 12-hour cure
- • **Unmatched Durability & Resistance:** Withstands heat, chemicals, and moisture for long-lasting seals
- • **Maximize Efficiency with 750ml Volume:** Ample foam for multiple projects without constant refills
- • **Versatile Gap Filler for Every Surface:** Perfect for doors, windows, ceilings, and crevices in your home
- • **Precision Application for Flawless Finish:** Easy-to-use nozzle ensures targeted, mess-free foam delivery

## Overview

Hi Stick Polyurethane PU Insulating Foam Sealant delivers a powerful 750ml spray foam that expands to fill and seal gaps around doors, windows, ceilings, and more. Engineered for superior waterproofing, thermal stability, and chemical resistance, it creates airtight, durable seals that improve insulation and energy efficiency. Easy to apply with a precision nozzle, it cures in 12 hours and can be trimmed and painted for a professional finish. Ideal for homeowners and pros seeking reliable, versatile sealing solutions.

## Description

Shake can vigorously for 45-60 seconds before and between uses to avoid wastage or clogged nozzle, utilize the product within 2 hours of opening the can make sure the application surface is free from dirt and grease. Also, protect adjacent surface with tape and plastic film remove the seal cap from the can and put a clean spray nozzle hold the cylinder upside down and dispense slowly. For a small gap, dispense pu foam and fill the gap about 50%. Allow it to expand apply multiple layers if needed. Sprinkle a small amount of water on the first layer and leave it for 10 minutes to be cured. Apply the second layer and repeat the process. Recommended single layer thickness is 5-8 cm wait for a minimum of 1 hour before performing the next step use a knife to remove, trim excess foam if the layer thickness is more than 15 cm curing time is 12 hours pu foam drops, stains can be cleaned with paint thinner acetone or toluene for best result, apply it within defined temperature (from 5°c to 30°c) cfc and hcfc free safety measures: always keep the can in an upright position do not expose it to sunlight and temperature exceeding 50°c do not pierce or burn can even after uses extremely flammable. No smoking during the application use protective gloves, glasses and face protectant while applying first aid treatment: remove contaminated clothing and wash skin with soap and water. Upon inhalation, leave the area to get fresh air. If swallowed, drink fluid in large quantity and consult the physician immediately. Fully cured dolphin pu foam is not harmful to health keep out of reach of children.

Review: Effective and Easy to Use: Great Foam Sealant for Home Insulation Needs! - I recently used the Hi Stick Polyurethane PU Insulating Foam Sealant, 750ml, to seal various openings on my roof for HVAC and other utility piping in my standard 4-bedroom villa. This product has proven to be an excellent choice for sealing and insulating these spaces, providing a reliable and efficient solution. Excellent Sealing Properties: The foam sealant does an outstanding job of filling gaps and sealing openings. It expands upon application, effectively closing off spaces around HVAC installations and utility piping. The sealant creates a strong, airtight barrier that helps prevent drafts and reduces energy loss, which is particularly important for maintaining a comfortable indoor environment. Easy Application: Applying the foam was straightforward and user-friendly. The canister comes with a precision applicator nozzle, making it easy to direct the foam exactly where needed. The foam expands quickly and adheres well to various surfaces, ensuring a secure and thorough seal. It also cures relatively fast, allowing for quick progress on the project. Versatile and Durable: This foam sealant is versatile and can be used for various applications around the home. In addition to sealing around HVAC and utility piping, it’s also suitable for closing gaps in door frames, windows, ceiling gypsum, and other crevices. The cured foam is durable and resistant to moisture, which adds to its longevity and effectiveness in preventing air and water infiltration. Good Coverage and Value: The 750ml canister provides ample foam for multiple applications. One can was sufficient to cover all the openings I needed to seal on the roof, with some left over for other small projects. Given the quality and effectiveness of the product, it offers great value for the price. Neat Finish: The foam can be trimmed and painted over once it’s fully cured, allowing for a neat and professional finish. This is particularly useful for visible areas, ensuring that the repairs blend seamlessly with the surrounding surfaces. Conclusion: Overall, the Hi Stick Polyurethane PU Insulating Foam Sealant is an excellent product for sealing and insulating various spaces in a home. It’s easy to use, provides strong sealing properties, and is versatile for different applications. I’ve been very satisfied with the results, especially in improving the insulation around HVAC and utility piping on my roof. I highly recommend this foam sealant for anyone looking for a reliable and effective solution for home insulation and sealing needs. It’s a valuable addition to any homeowner’s toolkit!
Review: Very bad product - the product did not come with the tube and I couldn’t return it.

## Features

- Super strong adhesive strength
- Paintable after curing
- Waterproof properties
- High Thermal Stability and Chemical Resistance
- Fill Gaps between Roof Tiles, Drilled Holes, Cavities, Frame Construction, Gaps around windows, and many more surfaces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09BBBMQ63 |
| Best Sellers Rank | #202 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in Hardware Sealers |
| Brand | Hi Stick |
| Brand Name | Hi Stick |
| Color | multi |
| Colour | multi |
| Compatible Material | Plastic |
| Container Type | Can |
| Customer Reviews | 3.4 out of 5 stars 85 Reviews |
| Full Cure Time | 12 Hours |
| Item Form | Foam, Spray |
| Item Package Quantity | 1 |
| Item form | Foam, Spray |
| Manufacturer | Hi Stick |
| Material | Polyurethane |
| Material Type | Polyurethane |
| Model | B08JJ6G8H3 |
| Other Special Features of the Product | Strong |
| Part Number | B08JJ6G8H3 |
| Special features | Strong |
| Specific Uses For Product | Construction, Sealing |
| Specific uses for product | Construction, Sealing |
| UPC | 635341469164 |
| Unit Count | 750 Milliliters |
| Viscosity Level | Medium |
| Volume | 750 Milliliters |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Hi Stick
- **Specific uses for product:** Construction, Sealing
- **Material:** Polyurethane
- **Item form:** Foam, Spray
- **Special features:** Strong

## Images

![Hi Stick Polyurethane PU Insulating Foam Sealant for Door Furniture Ceiling Gypsum Spaces Crevices, 750ml - Image 1](https://m.media-amazon.com/images/I/51IJZTgDtiL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Effective and Easy to Use: Great Foam Sealant for Home Insulation Needs!
*by U***E on 3 August 2024*

I recently used the Hi Stick Polyurethane PU Insulating Foam Sealant, 750ml, to seal various openings on my roof for HVAC and other utility piping in my standard 4-bedroom villa. This product has proven to be an excellent choice for sealing and insulating these spaces, providing a reliable and efficient solution. Excellent Sealing Properties: The foam sealant does an outstanding job of filling gaps and sealing openings. It expands upon application, effectively closing off spaces around HVAC installations and utility piping. The sealant creates a strong, airtight barrier that helps prevent drafts and reduces energy loss, which is particularly important for maintaining a comfortable indoor environment. Easy Application: Applying the foam was straightforward and user-friendly. The canister comes with a precision applicator nozzle, making it easy to direct the foam exactly where needed. The foam expands quickly and adheres well to various surfaces, ensuring a secure and thorough seal. It also cures relatively fast, allowing for quick progress on the project. Versatile and Durable: This foam sealant is versatile and can be used for various applications around the home. In addition to sealing around HVAC and utility piping, it’s also suitable for closing gaps in door frames, windows, ceiling gypsum, and other crevices. The cured foam is durable and resistant to moisture, which adds to its longevity and effectiveness in preventing air and water infiltration. Good Coverage and Value: The 750ml canister provides ample foam for multiple applications. One can was sufficient to cover all the openings I needed to seal on the roof, with some left over for other small projects. Given the quality and effectiveness of the product, it offers great value for the price. Neat Finish: The foam can be trimmed and painted over once it’s fully cured, allowing for a neat and professional finish. This is particularly useful for visible areas, ensuring that the repairs blend seamlessly with the surrounding surfaces. Conclusion: Overall, the Hi Stick Polyurethane PU Insulating Foam Sealant is an excellent product for sealing and insulating various spaces in a home. It’s easy to use, provides strong sealing properties, and is versatile for different applications. I’ve been very satisfied with the results, especially in improving the insulation around HVAC and utility piping on my roof. I highly recommend this foam sealant for anyone looking for a reliable and effective solution for home insulation and sealing needs. It’s a valuable addition to any homeowner’s toolkit!

### ⭐ Very bad product
*by M***A on 21 February 2026*

the product did not come with the tube and I couldn’t return it.

### ⭐⭐⭐ رش
*by A***Y on 9 July 2024*

جيد

## Frequently Bought Together

- Hi Stick Polyurethane PU Insulating Foam Sealant for Door Furniture Ceiling Gypsum Spaces Crevices, 750ml
- SIKA Sikasil-117 Sanitary, White, Anti-Fungal Acetoxy Silicone Sealant For Sanitary Applications, Weathering Resistance, White 280 ml Cartridge 606886

---

## 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.hr/products/345545046-hi-stick-polyurethane-pu-insulating-foam-sealant-for-door-furniture](https://www.desertcart.hr/products/345545046-hi-stick-polyurethane-pu-insulating-foam-sealant-for-door-furniture)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-08-04*