15mm Adhesive Waterproof Camper Van Blanket Hydrophobic Insulation, Hydroweld
The Heat Hydroweld Camper Van Thermal Insulation is a high-performance, self-adhesive insulation sheet designed to keep your van warm, dry, and comfortable. Its tough welded construction is waterproof, flame-retardant, and lightweight, making it ideal for both interior and exterior use. Unlike traditional insulation, Heat Hydroweld is hydrophobic – it does not absorb water – ensuring long-lasting protection against damp, condensation, and heat loss.
Perfect for campervans, motorhomes, and other vehicle conversions, this versatile insulation is easy to cut and fit to sidewalls, doors, floors, and roofs, delivering noticeable improvements in both comfort and thermal efficiency.
Key Features & Benefits:
Waterproof & Hydrophobic – Does not absorb water, prevents damp and mould.
High Performance Thermal Insulation – R-Value of 0.86 for effective heat retention.
Self-Adhesive Backing – Quick and easy to install with no extra glue required.
Durable Welded Design – Tough construction for long-lasting results.
Flame Retardant – Added safety in campervan and vehicle environments.
Lightweight & Flexible – At just 300g per m², it’s easy to handle and cut to shape.
Proven Performance – Provides results you can hear and feel.
Product Specifications:
Area: from 1m² (as selected)
Thickness: 15mm nominal
Weight: 300g per m²
Temperature Stability: -20°C to +95°C
R-Value: 0.86 (mK/W)
U-Value: ≈ 2.2–2.5 (W/m²·K)
Thermal Conductivity: ≈ 0.035–0.038 (W/m·K)
Sound Deadening: ≈ 20–24 dB
Recommended Applications
Campervan, motorhome, and vehicle conversions
Sidewalls, doors, roofs, floors, and under-seat areas
Boot, wheel arches, body panels, and load floors
Ideal as wet-side insulation or wheel arch insulation where waterproofing is essential
Fixing Methods
Self-adhesive backing (supplied) – simply peel and stick
Double-sided tape (for extra hold in some areas)
Star washers (for mechanical fixing if required)
How to Fit
Prepare the surface – Ensure the area is clean, dry, and free from grease or dust.
Cut to size – Use a sharp knife or scissors to cut the sheet to the required dimensions.
Peel & apply – Remove the backing paper and press the insulation firmly onto the surface.
Seal edges if needed – For high-moisture areas, consider using aluminium tape to seal the edges for maximum waterproofing.
Fitting is quick and simple, making Heat Hydroweld a professional-grade insulation solution suitable for DIY van conversions and upgrades.
