What payment methods are accepted?

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

Can I customize the product?

Yes, we offer full customization, minor customization, flexible customization, and customization from designs.

How do I place an order?

Step 1: Tell us the model and quantity. Step 2: We make a PI for confirmation. Step 3: Arrange payment. Step 4: We deliver the goods.

Back Draught Shutter One-Way Airflow Duct Draft Stopper Backdraft Damper Duct

Name: Back Draught Shutter One-Way Airflow Duct Draft Stopper Backdraft Damper Duct
Brand: Ningbo Imetal Industry Co., Ltd
SKU: 2232598605

Zhejiang, ChinaNingbo Imetal Industry Co., Ltd

US$2.30

500-999 Pieces

US$1.80

1,000+ Pieces

Product profile

Customization

Available

Material

Galvanized Sheet

Usage

for Firefighting, for Air Conditioner

Model NO.

PVA

Application

for Ventilation

Shape

Round

Performance

for Ventilation

Name

Backdraft Damper

Model

PVA

MOQ

500PCS

Function

HVAC System

Transport Package

CTN

Trademark

imeta

Origin

China

HS Code

73079950

Production Capacity

300000pieces/Month

Key features

Galvanized Material: Constructed from durable galvanized sheet metal for long-lasting performance.

HVAC Application: Specifically designed for HVAC systems, ventilation, and air conditioning ducts.

Fire Safety: Suitable for firefighting applications to prevent backdraft and ensure safety.

Round Shape: Features a round shape design compatible with standard ducting systems.

OEM/ODM Support: Offers full customization, minor customization, and flexible design services.

1-Year Warranty: Provides a 1-year warranty with free replacement for defective accessories.

Fast Delivery: Sample and stock orders delivered in 1-7 days; OEM in 12-20 days.

Global Shipping: Supports DHL, UPS, EMS, FedEx, air freight, and sea freight options.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamExhibition Experience

Ningbo Imetal Industry Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤4.06h

AI-Powered supplier vetting

SummaryNingbo Imetal Industry Co., Ltd is a China-based trading company established in 2022 with 18 employees. It offers metal, rubber, and plastic products and states that its sales, customer service, design, and R&D teams support technical assistance and customized solutions. The supplier reports one year of total R&D engineer experience and has no listed certification for supplier management systems. SGS conducted an audit with a report period from July 31, 2025 to July 30, 2026, but the provided audit result code does not establish a positive or negative assessment. Export sales are stated as 71%–90%. Most manufacturing, warehousing, quality-control, sustainability, R&D-service, and customer-reference fields are unknown. No financial data is assessed or reported.

Supplier typeThe supplier is explicitly identified as a Trading Company, while its primary offerings include metal, rubber, and plastic products. This indicates a trading-oriented business profile rather than confirmed direct manufacturing ownership.

CertificationsSupplier-management-system certification is explicitly listed as NIL. An SGS audit is recorded with a defined report period, but the provided information does not identify a certification held or establish a positive audit outcome.

After-Sales capabilityThe supplier states that its sales and customer-service teams handle inquiries, provide technical support, and help ensure timely product receipt, and it emphasizes service throughout the customer relationship. These statements explicitly support an after-sales and support capability.

Customization capabilityThe supplier explicitly states that its design and R&D teams develop customer-specific and project-based solutions, including custom HVAC components and specialized hardware tools, tailored to exact specifications. This is direct evidence of customization capability.