Certificate - Waterproof WPC Door Customize, Door Window Project Solution, Custom Door Window China Manufacturer

year

Guangdong BLOSSOM CHEER Holdings Limited

Search This Supplers Products:Wooden Door CustomizeAluminum Door Window CustomizeEntry Stainless Steel Security Door CustomizeWaterproof WPC Door CustomizeDoor Window Project SolutionCustom Door Window China Manufacturer

home categories Store home Certificate

| | | |

FSC

Certificate No : R39533-20200430

Issuing authority : UL LLC

Valid period : 2023/8/26 - 2024/7/30

UL Standard fire rated door certificate.
This cerficate confirms that representative samples of FIRE DOOR AND FIRE WINDOW FRAMES.
Models XZ-WSF-9O/UL, XZ-WDF-90/UL Wood composite fire door frames for use with 1/3 h, 1/2 h, 3/4 h, 1 h and 1- 1/2 h fire rated wood composite fire doors for installation in masonry brick wall construction.
Have been investigated by UL in accordance with the Standard(s) indicated on this Certificate.
Standard(s) for Safety:
Standard Method for Fire Tests of Door Assemblies, CAN/ULC-S104-15
Standard for Fire Tests of Door Assemblies, UL 10B

This Certificate of Complrance does not provide authorization to apply the UL Mark. Only the UL Follow-Up
Services Procedure provides authorization to apply the UL Mark.
Only those products bearing the UL Mark shoud be considered as being UL Certified and covered under UL's
Follow-Up Services.
Look for the UL Certification Mark on the product.

BLOSSOM CHEER provide China standard fire rated door and UL standard fire rated door, for more details, please feel free to contact us.
RoHS-ATL202501241570

Certificate No : ATL202501241570

Issuing authority : Shenzhen ATL Testing Technology Co.,Ltd

Organization phone : +86 0755-26909822

Institution URL : http://www.atllab.org/en/

Valid period : 2025/2/11 - 2028/3/10

A CE-marked RoHS certificate for wooden doors primarily demonstrates the following to you:

Compliance with EU Environmental Regulations

The certificate confirms that the wooden door complies with the EU's Restriction of Hazardous Substances (RoHS) Directive, which restricts the use of hazardous materials like lead, mercury, cadmium, hexavalent chromium, and certain flame retardants (PBB, PBDE) in products. Even though RoHS traditionally applies to electrical and electronic equipment, furniture (including wooden doors) may require certification if they contain components or coatings subject to these restrictions (e.g., electronic locks, adhesives, or surface treatments).

Commitment to Health and Environmental Safety

It signals that the product is free from harmful substances, ensuring safety for end-users and minimizing environmental pollution during production, use, and disposal. This aligns with global trends in sustainability and corporate responsibility.

Market Access and Legal Compliance

For clients targeting the EU market, the certificate is often a legal prerequisite. Non-compliant products risk penalties, recalls, or bans. Even in non-EU markets, clients may demand RoHS certification to align with international standards or consumer expectations.

Enhanced Brand Reputation and Competitiveness

The certificate differentiates products in competitive markets, appealing to eco-conscious consumers and businesses. It strengthens trust and opens opportunities in platforms like Amazon or B2B trade shows that prioritize certified products.

Why Require This Certificate:

Regulatory Compliance

To legally sell in the EU/EEA and avoid penalties.

Consumer Demand

Eco-conscious buyers increasingly prefer certified "green" products.

Supply Chain Requirements

Retailers or distributors may mandate certifications to ensure product safety and reduce liability risks.

Global Trade Facilitation

Even non-EU markets (e.g., China, Japan) have adopted similar regulations, making RoHS a benchmark for international trade.

RoHS-ATL202501241570

Test Report Of RoHS-ATL202501241570
Company Audit Report (QIP-ASI2411157)

Certificate No : QIP-ASI2411157

Issuing authority : Made-In-China

Valid period : 2024/11/15 - 2025/11/15

MIC(QIP-ASI2411157)

Five Performance Testing of Aluminum Alloy Windows

Certificate No : SDBZ-MC2505086

Issuing authority : Shangdong Biaozheng Inspection & Testing Co., Ltd.

Organization phone : +86 0536 3688058; +86 0236 3688059

Institution URL : http://www.sdbztest.com

Valid period : 2025/6/3 - 2030/6/2

BLOSSOM CHEER Aluminum Windows: 5-Performance Certified for Projects

Industry-leading wind/water/air/thermal/acoustic test reports. Custom heavy-duty aluminum windows for developers, contractors & wholesalers.

Performance	Our Rating	Real-World Impact	What It Means for You	Industry Benchmark
Wind Resistance	Level 9 ★	Withstands 3,500Pa pressure ≈ 200km/h typhoons. No deformation or blowouts!	Stands super typhoons (like 200km/h winds!)	Standard: Level 6-8
Airtightness	Level 8 ★	< 0.5m³/(m²·h) air leakage → Stops energy leaks & dust ingress	Zero drafts = lower HVAC costs	Standard: Level 4-6
Water Tightness	Level 3	Zero penetration under 700Pa rain simulation (torrential downpour scenario)	No leaks during heavy storms	Standard: Level 1-2
Thermal Insulation	Level 4	U-value = 1.8 W/(m²·K) → 30% lower HVAC costs vs. basic windows	Saves 30%+ energy vs. standard windows	Standard: Level 2-3
Sound Insulation	Level 2	Rw 30dB → Cuts traffic noise noticeably (Ideal for urban residences)	Clear noise reduction for urban projects	Standard: Level 1

(Testing standard: GB/T 8478-2020 / ISO 18091)

Aluminum Window Test Report YSH202504245889CDU001

Why This Matters for You

For Developers

"Level 9 wind resistance isn’t just specs – it’s insurance against warranty claims. One window failure in a storm could cost millions."

Our clients (like Sino-Ocean Group) use these certifications to:

● Secure building permits faster

● Achieve green building credits (LEED/ BREEAM)

● Market "storm-proof residences" at premium prices

For Contractors & Wholesalers

"Level 8 airtightness = no callback headaches. Drafty windows are the #1 post-install complaint."

We support you with:

✅ Pre-tested system designs (No on-site surprises)

✅ Custom sizing & hardware pre-machining (Accelerate installation)

✅ Bulk packaging (Save site handling costs)

We custom-engineer every window for YOUR project specs. Architects and developers choose us because:

✅ Test-Backed Reliability (GB/T 8478-2020 certified)

✅ Bulk Order Savings (MOQ 50+ units)

✅ 15-Day Lead Time Guarantee

aluminum window performance ratings, wind pressure level 9 windows, commercial window supplier, custom architectural windows, watertight windows level 3, energy efficient glazing, aluminum window wholesale, project fenestration solutions, GB/T 8478-2020 certified, building envelope specialist