Flame-Retardant FSK Facing with 7μm Foil and 60gsm Kraft Paper for HVAC Duct Insulation
Price:
USD0.5~200.00 per roll
MOQ:
10000 sq.m
Delivery Time:
about 30 working days
Product Description
Flame-Retardant FSK Facing Overview
This flame-retardant Foil-Scrim-Kraft (FSK) facing combines 7μm aluminum foil with 60gsm Kraft paper and a 3-way fiberglass scrim structure. Designed for HVAC duct insulation and building envelope applications, it provides comprehensive fire safety, moisture protection, and thermal radiation barrier functions.
Material Composition
| Component | Specification |
|---|---|
| Aluminum Foil | 7 micron thickness |
| 3-way Fiberglass Scrim | 8 × 12 / 100mm grid pattern |
| Adhesive | Flame-retardant formulation |
| Kraft Paper | 60gsm basis weight |
Technical Specifications
| Physical Property | Value |
|---|---|
| Basis Weight | 85 g/㎡ |
| Water Vapor Transmission Rate (WVTR) | 5.75 ng/N.s |
| Tensile Strength - Machine Direction | 120 N/25mm |
| Tensile Strength - Cross Direction | 60 N/25mm |
| Burst Strength | 30 N/c㎡ |
Key Advantages
- Fire Performance: Flame-retardant treated Kraft paper resists ignition and slows flame spread
- Structural Strength: 3-way scrim provides exceptional tear and puncture resistance
- Moisture Barrier: Foil layer and 60gsm Kraft paper prevent water vapor penetration
- Thermal Reflection: Bright foil surface with low emissivity reflects radiant heat
Primary Applications
- HVAC Duct Insulation: Meets building code fire safety requirements for duct systems
- Building Envelope Vapor Retarder: Commercial and industrial wall and roof systems
- Pipe and Equipment Insulation: Industrial facility protection with integrated fire resistance and moisture control
Product Image
Ordering Information
Available Widths: 1.0m, 1.2m, 1.25m, 1.30m, 1.35m
Tolerances: Weight/Thickness ±10%, Width ±3mm, Length ±0.3m (Log Roll) / ±0.5m (Jumbo Roll)
Storage: Store at room temperature, away from moisture and heat sources
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
UN.Tex (Dalian) Co.,Ltd
Location
Softview Center Room A-705, No.1A-4 Softpark Road, Dalian, China 116023
Contact Person
Sophia Gao