Skip to content

2 x 500ML Gap Expanding Foam Filler PU Expansion Insulation BONDING Filling

Pros

  • Twin-can pack covers more draught points than a single 500ml can
  • PU foam bonds and insulates in one step around door and window frames
  • Useful for roofing eaves, pipe entries and general gap sealing

Cons

  • Needs a gun or straw applicator for controlled bead placement

Specifications

Material
PU Expanding Foam
Price tier
Budget
Brand
HitlineUK

How it compares in Draught Proofing & Weatherstripping

We list 23 draught proofing & weatherstripping products, priced from £4.39 to £29.39. At £10.98 this one is the 17th cheapest of them 6 cost more. The average across the subcategory is £11.02 and the midpoint is £8.42, so it lands almost exactly on the average.

Its 4.2-star score sits 0.05 below the draught proofing & weatherstripping average of 4.25, with 13 of the 23 rated higher. Its 94 Amazon reviews make it the 16th most-reviewed here, against a subcategory average of 1,824.

Price position in Draught Proofing & Weatherstripping

Cheapest £4.39This one £10.98Dearest £29.39

Splitting the subcategory into three price bands puts this product in the Premium band (£10.98£29.95), which holds 8 of 24 products and averages £18.25 at 4.24 stars.

Average price and rating of each price band in Draught Proofing & Weatherstripping
BandRangeProductsAverage priceAverage rating
Budget£4.39£6.998£5.984.30
Mid-range£7.99£10.308£8.744.26
PremiumThis one£10.98£29.958£18.254.24

About this product

Transform your home’s insulation and draught protection with the HitlineUK 2 x 500ML Gap Expanding Foam Filler – a cost-effective solution for tackling those tricky gaps around doors, windows, and other areas prone to letting cold air in. This twin-can pack offers exceptional value, covering significantly more area than a single can of foam filler, making it ideal for larger projects or multiple applications.

Formulated with high-density polyurethane (PU) foam, this expanding filler doesn't just fill voids; it actively bonds and insulates, creating a robust seal around door and window frames. This multi-functional product is incredibly versatile, proving useful for a wide range of tasks beyond traditional draught proofing – think roofing eaves, pipe entries, and general gap sealing where insulation is key. It’s perfect for homeowners undertaking DIY projects or for landlords looking to improve the energy efficiency of their properties.

This budget-friendly option provides a solid, long-lasting solution for improving thermal performance. However, it's important to note that precise application requires a suitable applicator – a foam gun or straw is recommended for controlled bead placement and optimal results. While offering excellent insulation qualities, remember this product is designed for gap filling rather than structural repairs.

The HitlineUK Gap Expanding Foam Filler provides an accessible entry point into improving your home's comfort and energy efficiency. It’s a dependable choice for tackling those overlooked areas that contribute to heat loss, contributing to lower bills and a warmer living space.

FAQ

What is this foam filler best used for?

This PU expanding foam filler is ideal for sealing gaps around doors and windows, as well as in roofing eaves and pipe entries. It’s designed to bond and insulate simultaneously, providing a robust solution for draught-proofing.

What materials is the foam made from?

The product utilizes a PU expanding foam material, known for its adhesive properties and insulating capabilities when used correctly.

How much does one can hold?

Each individual can contains 500ml of the expanding foam formula.

What kind of applicator do I need to use it?

For controlled bead placement, you’ll typically require a foam gun or straw applicator. This allows for precise application and minimizes wastage.

How does this compare to other budget-friendly foam fillers?

This HitlineUK offering provides a good balance of performance and cost compared to similar products in the budget price tier, particularly due to the twin-can pack increasing coverage.

What’s the best way to clean up any excess foam?

Clean up excess foam immediately with warm water and a damp cloth. Avoid prolonged contact with skin or eyes.

Is there anything I should be aware of when using this product?

Always wear appropriate personal protective equipment, such as gloves and eye protection, during application to minimize the risk of irritation. Ensure adequate ventilation in the work area.

What’s the expansion capacity like?

The PU foam expands significantly upon contact with air, providing a good level of insulation and filling capabilities for various gap sizes.

Does this product offer any insulating properties?

Yes, the polyurethane (PU) formulation provides insulating qualities when used to fill gaps and seal areas, contributing to energy efficiency.

How many cans are included in the pack?

The package contains two individual 500ml cans of PU expanding foam.