Polyurethane Foam

Polyurethane Foam

10 brief points about Polyurethane Foam

1. Polyurethane Foam provides superior thermal and acoustic insulation.

2. Lightweight yet durable for long-term performance.

3. Expands to fill gaps, cracks, and hard-to-reach cavities.

4. Reduces drafts, noise, and energy loss in buildings.

5. Bonds to concrete, wood, metal, brick, and most plastics.

6. Moisture-resistant and helps prevent mold growth.

7. Available in flexible, rigid, and spray formulations.

8. Ideal for doors, windows, pipe penetrations, and roofing.

9. DIY-friendly with straw/nozzle or pro foam gun.

10. Widely used in construction, furniture, packaging, and refrigeration.

Polyurethane Foam — The Ultimate Insulation and Sealing Solution

Polyurethane Foam is a versatile material engineered to deliver outstanding insulation, sealing, and cushioning performance across residential, commercial, and industrial projects. Formed by the reaction of polyols and isocyanates, this closed-cell or open-cell foam expands on application to create an airtight, long-lasting barrier. In homes and businesses, Polyurethane Foam helps control temperature, reduce noise, and enhance overall comfort while lowering energy bills.

Benefits of Polyurethane Foam

The most notable advantage of Polyurethane Foam is its excellent thermal resistance, which helps maintain stable indoor temperatures in both hot and cold climates. Because the foam expands to conform to irregular spaces, it eliminates gaps where air leaks typically occur. The material also offers strong adhesion to common substrates and provides reliable sound dampening, making rooms quieter and more comfortable. Its moisture resistance contributes to a healthier environment by deterring mold and mildew.

Common Uses of Polyurethane Foam

Installers and DIYers rely on Polyurethane Foam for sealing window and door frames, stopping drafts around electrical boxes, and filling penetrations where pipes and cables pass through walls. In roofing and exterior applications, it helps close voids and improve weather resistance. Inside the home, it is used behind skirting boards, around attic hatches, and in basements to control air movement. In industry, the same material supports packaging, appliance insulation, and refrigerated systems.

Types of Polyurethane Foam

There are three primary categories: flexible foam for cushioning (common in furniture and mattresses), rigid foam for structural and thermal insulation, and one-component spray foam packaged in cans for sealing and gap filling. Two-component systems are also available for professional applications requiring faster cure, higher yield, or specific density control. Selecting the right density and expansion rate ensures dependable results and minimizes waste.

How to Use Polyurethane Foam Safely

Before application, clean and lightly mist the surface to promote adhesion. Shake the can well, then apply Polyurethane Foam in layers, allowing expansion to do the work—overfilling can create pressure on frames. Trim excess after curing and protect the foam from UV exposure with paint, sealant, or cladding. Always wear gloves and eye protection, ventilate the area, and follow the manufacturer’s curing and cleanup guidance.

How to Choose the Right Polyurethane Foam

When selecting Polyurethane Foam, consider expansion rate (low-expansion for door/window frames, high-expansion for larger voids), fire rating requirements, cure speed, and gun-grade versus straw-grade formats. For energy-efficiency projects, look for products with proven insulation performance and low post-expansion for precise control. Buying quality foam reduces callbacks, improves finish, and delivers better long-term value.

Conclusion

From sealing drafts to insulating roofs and equipment, Polyurethane Foam offers a cost-effective, durable, and efficient solution. With the right product choice and proper installation, it enhances comfort, cuts energy costs, and delivers professional-grade results on every project.

If you place your order while at Njoro, Bungoma, Kakamega, Malaba, Meru, Maragua, Nyeri, Kajiado, Sultan Hamud, Emali, Makindu, Mtito Andei and Matunda it will be delivered the following day.

All Nairobi environs like: Machakos, Kangundo, Tala, Thika, Ruiru and Juja, Athi-river, Limuru, Nairobi CBD, Nairobi West, Westlands, Kahawa west, Industrial area. Other Nairobi environs include Mlolongo, Kitengela, EPZ, and Kiambu are also taken care of.

Feel free to place your order if you are also located at:

• Malindi, Njabini, Timboroa,  Mumias, Mariakani, Isiolo, Naivasha, Molo, and Mau Summit;
• Kericho, Githunguri, Olkalou, Gilgil, Muranga, Sagana, Turbo etc