Fire Resistant Thermal Insulation Fiberglass Glass Wool for HVAC Applications
Product Specifications
- Size
- Thickness(mm)
- Density (kg/m³)
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Product Highlights
- High thermal insulation performance, low thermal conductivity, effectively reduce building energy consumption
- Class A1 fireproof, complies with EN 13162 & EN 13501-1 European standard, safe for construction projects
- Excellent sound absorption & noise reduction, widely used for wall, roof and air duct insulation
- Customizable density, thickness and FSK aluminum foil facing to meet different project demands
- Factory direct supply, stable quality, support bulk order export to Europe, Africa and Middle East
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Certification
- ASTM, CE, ISO, ASTM C665 / C518 / E84
- Model NO.
- HC-GW-B001
- Color
- Yellow
- Feature
- Durable, Flame Retardant, Heat Insulation, Moisture-Proof, Noise Reduction
- Density
- 24-120 Kg/M³ (Blanket)
- Thickness
- 10-150 mm
- Width
- 600mm-1200mm
- Length
- 1200mm-2400mm
- Thermal Conductivity
- ≤0.038 W/M·K @25℃ (ASTM C518)
- Max Service Temperature
- 400℃ (ASTM C411)
- Fire Rating
- ASTM E84 Class a (Fsi≤25, SDI≤50)
- Non-Combustible
- ASTM E136 Pass
- Moisture Absorption
- <1.0% (ASTM C1104)
- Sound Absorption
- Nrc 0.7-0.9 (ASTM C423)
- Facing
- Unfaced / Fsk Foil / Aluminum Foil
- Fiber Diameter
- 3μm ~ 8μm (ASTM C1335)
- Transport Package
- Plastic Bag
- Specification
- 10-48 kg/m³
- Trademark
- HuiChen
- Origin
- China
- HS Code
- 7019802000
- Production Capacity
- 100000
- Package Size
- 1200.00cm * 6000.00cm * 30.00cm
- Package Gross Weight
- 15.000kg
- Lead Time
-
3 days (1 - 5000 Square Meters)
To be negotiated ( > 5000 Square Meters)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description

Glass Wool Board features a flat and uniform board structure with excellent dimensional stability. Compared with loose insulation materials, it maintains its shape during transportation, installation and long-term use, making it suitable for large-area insulation projects such as walls, ceilings and roofs.
The surface of Glass Wool Board is flat and neat, which makes it easier for cutting, fixing and fitting with other building materials. It helps improve installation efficiency and provides a cleaner appearance after construction.
Glass Wool Board is available in various densities and thicknesses to meet different insulation requirements. Customers can select suitable specifications according to building structure, climate conditions and project standards.
Glass Wool Board can be combined with different facing materials such as aluminum foil, kraft paper or other protective layers to improve moisture resistance, appearance and functional performance.
Glass Wool Board has a lightweight design compared with many traditional insulation materials. It helps reduce the load on building structures while maintaining good insulation performance.



Item | Specification | Standard |
Main Standards | - | ASTM C665, ASTM C518, ASTM E84, EN 13501-1 |
Density | 25–120 kg/m³ (Board) | - |
Thickness | 10–200 mm | - |
Width | 600mm-1200mm | - |
Length | 600mm–2400 m | - |
Thermal Conductivity | ≤0.038 W/m·K @25℃ | ASTM C518 |
Max Service Temperature | 400℃ | ASTM C411 |
Fire Rating | ASTM E84 Class A (FSI≤25, SDI≤50), EN 13501-1 A1 Non-combustible | ASTM E84 |
Non-combustible Performance | Pass | ASTM E136 |
Moisture Absorption | <1.0% | ASTM C1104 |
Sound Absorption | NRC 0.7–0.9 | ASTM C423 |
Facing Options | Unfaced / FSK Foil / Aluminum Foil | - |
Item | Specification |
Thickness | 25mm, 50mm, 75mm, 100mm, 120mm, 135mm |
Density | 25kg/m3, 32kg/m3, 48kg/m3, 64kg/m3, 80kg/m3, 120kg/m3 |
Facing | Unfaced, FSK Foil Faced, Aluminum Foil Faced |






A:We are a professional supplier specializing in insulation and building protection products.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI266398". Items marked "" are certified.
Company Profile
Founded in Langfang City, Hebei Province, China, we are a professional manufacturer integrating independent R&D, production, sales and export of high-performance thermal insulation, fire-resistant and sound-absorbing materials for construction and industrial engineering. We own self-operated large production bases equipped with multiple complete production lines, with strong independent manufacturing capacity. Benefiting from superior geographic transportation conditions, we can arrange fast and cost-effective sea, land and air delivery to all global ports.
Our comprehensive product portfolio includes all mainstream heat insulation & fire protection materials:
Mineral wool series: Rock wool boards, rolls, pipes and glass wool products for building exterior wall, roof and pipeline insulation;
Flexible elastomeric insulation: NBR rubber foam sheets and tubes with moisture-proof, anti-condensation features for HVAC refrigeration systems;
High temperature resistant materials: Aluminum silicate ceramic fiber needled blankets, aerogel silica insulation blankets for power plants, kilns, metallurgy and petrochemical high-temperature pipelines;
Cellular foam glass insulation boards with excellent fireproof and corrosion resistance for underground and external thermal insulation projects;
Auxiliary facing & fireproof fabrics: Foil-Scrim-Kraft (FSK) reinforced aluminum foil, silicone coated fiberglass fire cloth, which are matched with all our insulation materials for integrated construction solutions.
Every batch of our products undergoes rigorous physical performance testing, including thermal conductivity, fire rating, compressive strength and water absorption test. We have obtained CE, FM, ASTM, EN and other international authoritative certifications, fully meeting local market access standards of Europe, the Middle East, Australia, Southeast Asia, Africa and America.
As the direct source factory, we fully control the whole production process from raw material processing to finished goods delivery, which enables us to guarantee stable sufficient stock supply, factory-direct competitive prices and flexible customization services, including custom size, density, thickness, logo printing and OEM packaging. Our clients cover building material distributors, engineering contractors, HVAC installation companies, chemical factories, power station construction groups and import trading companies in more than 40 countries and regions.
Our professional international sales & technical team can offer free parameter consultation, project material matching scheme and on-time order tracking service. After receiving goods, we provide responsive after-sales technical guidance to solve construction and application problems for customers.
We always stick to the core principle of reliable quality and honest cooperation. We hope to create mutual benefits and sustainable long-term partnerships with every global buyer by providing premium insulation & fireproof materials and thoughtful full-cycle service.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Address
-
Plant Area
- 1000 square meters
-
Registered Capital
- 10,000,000 RMB
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CIF
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Tianjin Port, Qingdao Port, Shanghai Port
-
Minimum Order Quantity
- 30 cubic meters
Our Production Capability & Technical Expertise
- Main Products
- Glass Wool Products, NBR Rubber Insulation Products, Rock Wool Products, Flexible Elastomeric Foam Products, Ceramic Fiber Needled Mat, Cellular Glass Board Products, Aerogel Blanket Products, Fsk Foil Facing Products, Silicone Fire Proof Cloth
-
Production Lines
- 2
-
Production Machines
- Confidential
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Export Year
- 3 years
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
FAQ
- What thickness options do you have for glass wool board?
- We supply glass wool boards in 10mm, 50mm, 75mm, 100mm, 120mm, 135mm. Custom thickness is available upon your request. Standard density ranges from 24kg/m3 to 48kg/m3 for different thermal insulation needs.
- What types of facing can you offer for glass wool board?
- Three main facings are optional:1. Unfaced: raw glass wool without any foil, for interior wall filling;2. FSK Foil Facing: foil-scrim-kraft composite foil, widely used for HVAC duct insulation with vapor barrier function;3. Pure Aluminum Foil Facing: single aluminum foil for simple pipeline heat preservation
- What payment terms do you accept for glass wool orders?
- We support T/T, L/C, Western Union, Money Gram and PayPal. D/P is not available for our company. For bulk orders over 1 container, we usually accept 50% deposit by T/T, balance against copy of B/L.
- What's your HS code for glass wool board?
- Our main HS code is 7019802000 for standard unfaced glass wool board. For foil-faced composite glass wool board, HS code 7019901000 applies.
- What's your monthly production capacity?
- Our monthly output reaches 100,000 square meters, we can stably supply full container orders and urgent small batch orders.
- Is your glass wool fire-resistant? What fire rating?
- Our glass wool material is non-combustible, reaching A1 fire resistance grade, meeting international standards like EN 13501-1, widely used for fireproof thermal insulation projects.
- Can I get free samples?
- Small samples are free, you only need to cover the courier freight. Samples can be sent within 3 working days after confirming your courier account.
- What's the standard size of glass wool board?
- Standard size: 1200mm*600mm, custom length & width such as 1800mm/2400mm are acceptable.
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