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House Wrap
House Wrap is a protective barrier applied to the exterior walls of buildings. It is designed to be water-resistant, windproof, and breathable, allowing moisture vapor to escape from inside while preventing water penetration from outside. It is widely used in wood-frame houses, steel-structure buildings, and modern energy-efficient homes.
Description
House Wrap Product Introduction
Overview
House Wrap is a protective barrier applied to the exterior walls of buildings. It is designed to be water-resistant, windproof, and breathable, allowing moisture vapor to escape from inside while preventing water penetration from outside. It is widely used in wood-frame houses, steel-structure buildings, and modern energy-efficient homes.
Key Features
Water & Wind Resistant – Prevents rain and external moisture from entering the wall structure.
Highly Breathable – Allows trapped moisture vapor to escape, reducing the risk of condensation and mold.
Energy Efficient – Improves overall insulation performance and reduces energy consumption.
Durable & UV Resistant – Strong tear resistance, long-lasting protection.
Easy Installation – Lightweight roll form, easy to cut and install with various exterior finishes.
Typical Specifications
|
Item |
Specification |
Remark |
|
Material |
PP spunbond nonwoven + breathable film (or PE film laminated) |
Customizable |
|
Weight |
60 – 150 gsm |
Common range, customizable |
|
Thickness |
0.15 – 0.35 mm |
Depends on weight & structure |
|
Water Vapor Transmission Rate (WVTR) |
≥ 1000 g/㎡·24h |
ASTM E96 / EN ISO 12572 |
|
Water Resistance |
≥ 1000 mmH₂O |
AATCC 127 / EN 20811 |
|
Tensile Strength |
≥ 150 N/50mm (MD), ≥ 120 N/50mm (CD) |
EN 12311-1 |
|
Tear Resistance |
≥ 70 N (MD/CD) |
EN 12310-1 |
|
UV Resistance |
2 – 6 months (exposed) |
Longer with UV stabilizer |
|
Flame Retardant Property |
Optional |
Additive required |
|
Width |
1.5m / 1.6m / 3.0m |
Customizable |
|
Length |
50m / 100m / 150m |
Customizable |
|
Color |
White / Grey / Customized with printed logo |
OEM available |
|
Packing |
Roll packed, PE bag / carton / pallet |
As per customer request |
Applications
Exterior wall systems of residential and commercial buildings
Wood houses and light steel villas
Roofing underlayment with breathable function
Insulation system protection layer
Installation
House Wrap is installed horizontally over the sheathing or insulation layer with an overlap of 10–20 cm. All seams and joints should be sealed with specialized tape to ensure continuous protection and airtightness.
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