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

How do I place an order?

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

What shipping methods are available?

We support DHL, UPS, EMS, FedEx, air freight, and sea freight for transportation.

HVAC System Manual Volume Damper Airflow Ducting Backdraft Damper for Air Ventilation

Name: HVAC System Manual Volume Damper Airflow Ducting Backdraft Damper for Air Ventilation
Brand: Ningbo Imetal Industry Co., Ltd
SKU: 2225392715

Zhejiang, ChinaNingbo Imetal Industry Co., Ltd

US$4.20

200-999 Pieces

US$4.00

1,000-19,999 Pieces

US$3.60

20,000+ Pieces

Product profile

Customization

Available

Material

Galvanized Sheet

Usage

for Firefighting, for Air Conditioner

Model NO.

RDB

Application

for Ventilation

Shape

Round

Performance

for Ventilation

Name

Backdraft Damper

Model

Rdb

MOQ

200PCS

Function

HVAC System

Transport Package

CTN

Trademark

imeta

Origin

China

HS Code

73079950

Production Capacity

300000pieces/Month

Key features

OEM/ODM Customization: Full, minor, and flexible customization available from designs.

Professional R&D Team: Expert team for designing new products to meet specific requirements.

Free Design Services: Complimentary design support along with photo and video shooting.

1-Year Warranty: Covers all products with free replacement for defective accessories.

Fast Delivery Options: Samples and stock orders ship within 1-7 days; OEM takes 12-20 days.

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

Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, and Western Union.

Galvanized Metal Material: Durable galvanized sheet construction for HVAC and firefighting use.

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: ≤2.91h

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.