Description

Minimise heat loss and protect cold spots around windows with a smart, insulating finish.

BLOKTHERM WINDOW is a specialist thermal insulation coating designed for interior use around window recesses and reveals – areas especially prone to heat loss, condensation, and mould. Its advanced formulation, based on microsphere technology, creates a breathable thermal barrier that helps stabilise temperature, reduce cold bridging, and protect against moisture build-up.

This fast-drying, water-dilutable coating is perfect for renovation and energy upgrade projects in residential, public, and commercial buildings – particularly where thermal comfort and health are key concerns.

✅ Key Benefits

• Reduces heat loss in window recesses and corners

• Helps prevent condensation and mould

• Creates a breathable, moisture-resistant finish

• Improves thermal comfort in cold-prone areas

• Easy to apply – by brush, roller, or spray

• Suitable for overpainting or decorative finishing

🏠 Ideal For:

• Window reveals and wall areas around windows

• Cold corners, thermal bridges, and damp-prone spots

• Flats, homes, schools, healthcare, and office interiors

• Energy-efficient renovation projects

• Improving indoor comfort near windows in winter

⚙️ Technical Information

• Base: Water-dilutable

• Application: Brush, roller, or spray

• Finish: Matt

• Colour: White (can be painted over)

• Drying Time: Touch dry in 1 hour; full cure in 24–48 hours

• Packaging: Available in 1L, 5L, and 10L buckets

♻️ Safe & Eco-Friendly

• Non-toxic and low-VOC

• Breathable and safe for indoor use

• Helps create a healthier indoor environment

• Supports sustainable building practices

💬 Expert Advice Available

Need help improving thermal comfort around your windows?
Our team is ready to guide you with product advice and practical support.