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Direct Manual Control for Ventilation Sealing Non Return Damper
US$8.00-60.00
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Stainless SteelUsage
for Air ConditionerModel NO.
CustomizedType
Non Return DampersVenetian-Style Air Layers
SingleInstallation
Duct FansCertification
CCCTransport Package
Wooden PalletSpecification
CustomizedTrademark
YAOANOrigin
China ZhaoqingKey features
Customizable Size and Material: Accepts customization on size and material based on customer drawings or specific requirements.
Tight Sealing Performance: Features durable construction with tight sealing to effectively prevent air backflow.
No External Power Required: Automatic operation driven by fan airflow without needing any external power supply.
Durable Steel Construction: Manufactured from galvanized steel or stainless steel for long-lasting durability.
Wide HVAC Application: Ideal for air flow control, sealing, and backflow prevention in HVAC and ventilation systems.
100% Product Inspection: Every finished product undergoes strict visual and functional inspection before shipping.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤1.64h
AI-Powered supplier vetting
SummaryThe supplier demonstrates documented quality, corrective-action, complaint-handling, and finished-product inspection procedures. It holds ISO9001:2015, ISO14001, and ISO45001:2018 certifications and reports recent product development, ODM, OEM, and broad customization services. Its stated business activities cover new-energy, photovoltaic, power-electronic, and related equipment, while offered products are HVAC ventilation and fire-protection equipment. Production resources include nine production lines, but there is no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agent or branch, or stated overseas-service coverage. Export experience is one year, supported by two experienced export-trade staff. Controls are incomplete in some areas: production batches are not continuously quantity-reconciled and no outsourcing SOP is established. Customer-case evidence is limited to OEM service for unnamed well-known brands and...
CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications. These explicitly support quality, environmental, and occupational health and safety management certification.
After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaints. However, it reports no overseas warehouse, showroom, overseas agent or branch, and zero countries with overseas services, so an international after-sales network is not demonstrated.
R&D capabilityThe supplier reports new products within the past year, provides ODM services, and offers OEM services for well-known brands. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the demonstrated product-development and design-manufacturing capabilities.
Production capacityThe supplier reports nine production lines, but has no valid manufacturing-capacity contract with related subcontractors, no inventory capacity, no continuous quantity reconciliation for each batch or mass production, and no outsourcing SOP. These stated production-control and capacity-support gaps are material deficiencies.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM services, providing direct evidence of broad customization capability.
Product Q&A
Q:Do you support product customization?
A:
Yes, we accept customization on size, material, etc., based on drawings or requirements.
Q:Are your products certified?
A:
Our products have relevant certifications and meet industry standards.
Q:What about packaging and shipping?
A:
Air outlets in cartons; valves, silencers and fans in wooden frames. Sea and air freight available.
Q:What payment terms do you accept?
A:
We support online payment via the MIC platform.
Q:How about after-sales service?
A:
Contact us promptly for quality issues after receipt; we provide technical support.
Send Inquiry
*To:
Guangdong Yaoan Industrial Co., Ltd.
Guangdong Yaoan Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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