What is the minimum order quantity?

The minimum order quantity is 1 unit.

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What is the after-sales service like?

We provide online after-sales service to ensure customer satisfaction and product functionality.

Unidirectional Check Rectangular Duct Galvanized Check Valve

Name: Unidirectional Check Rectangular Duct Galvanized Check Valve
Brand: Foshan Zhongjing Purification Equipment Co., Ltd.
SKU: 2170203025

Guangdong, ChinaFoshan Zhongjing Purification Equipment Co., Ltd.

US$49.00

1-49 Sets

US$39.00

50+ Sets

Sample price:US$99.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

on Line Service

Warranty

5 Years

Model NO.

rectangular duct check valve

ventilation mode

natural ventilation

Certification

ISO9001

Overall Size

200X200 mm

Product Name

Galvanized Steel Air Volume Control Damper

Mounting

Ceiling Mount

Interface Position

by Side

Function

Clean Air Supply,Clean Air Outlet,Air Flow Control

Alternative Material

Galvanized Steel or Stainless Steel

Lead Time

7-10 Days

Transport Package

Plastic Foam and Wooden Case

Specification

Available in Customized Design & Size

Trademark

Zhongjing

Origin

Foshan, China

HS Code

8421399090

Production Capacity

50000 Pieces/Year

Key features

5-Year Warranty Coverage: Comprehensive 5-year warranty provided for all mechanical defects and operational issues.

High-Quality Aluminum Alloy: Valve body constructed from high-quality aluminum alloy for superior hardness and corrosion resistance.

Superior Airtightness: Equipped with sealing rubber strips and fixed flange edges to minimize air leakage effectively.

ISO9001 Certified Quality: Manufacturing process adheres to ISO9001 quality certification standards for consistent performance.

Flexible Customization Options: Offers full, minor, and flexible customization based on samples or specific design requirements.

Efficient Air Flow Control: Specially designed to control air flow in HVAC systems under high, medium, and low pressure conditions.

Online After-Sales Support: Dedicated online service team available to assist with technical inquiries and product maintenance.

Fast Production Lead Time: Standard lead time of 7-10 days for production, with peak season availability of one month.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedManagement Certification

Foshan Zhongjing Purification Equipment Co., Ltd.

Guangdong, China

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: 10 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤5.36h

AI-Powered supplier vetting

SummaryThe supplier operates across purification and environmental-protection equipment, hardware, valves, and medical-device-related activities. It reports broad customization and ODM capabilities, recent new-product development, technical R&D resources, extensive metal-forming, cutting, welding, and drying equipment, and OEM service for well-known brands. After-sales installation and debugging support is stated, with written service procedures and corrective-action records. ISO9001:2015, ISO45001:2018, ISO14001, CE, invention patents, and utility-model patents are reported. Financial-related records cover 2021–2023, but the provided information does not disclose sufficient financial performance details. Overseas service coverage is recorded as zero, while port proximity, trade terms, and one-month lead times are provided.

Supplier typeThe supplier is a diversified manufacturer and seller spanning liquid separation and purification equipment, environmental-protection equipment, hardware, valves, and multiple medical-device and pharmaceutical-related activities. The listed licensed activities include production and management of Class II and Class III medical devices, medical masks, protective equipment, and drugs, indicating a manufacturing-oriented supplier with a broad regulated-product scope.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, along with CE product-certification capability. These explicitly demonstrate quality, occupational health and safety, environmental-management, and product-compliance credentials.

After-Sales capabilityThe supplier states that it provides timely installation and debugging support in coordination with product delivery. It also reports written service procedures with follow-up records and a corrective and preventive action procedure with records; however, overseas service coverage is listed as zero, which limits the demonstrated international service reach.

R&D capabilityThe supplier reports a strong technical R&D team, new-product development within the past year, ODM availability, and multiple national invention and utility-model patents. These are explicit indicators of product-development and technical innovation capability, although no detailed patent counts or technical outcomes are provided.

Production capacityThe listed equipment includes automatic bending, forming, pressing, drying, laser cutting, punching, shearing, welding, robotic welding, and butt-welding machinery, supporting in-house metal fabrication and assembly capability. The supplier also lists production activities for medical devices, masks, protective equipment, and drugs, although capacity, output volume, and facility scale are not stated.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also states that its R&D team can understand customer requirements, design customized products, and deliver complete project solutions, demonstrating broad customization coverage.