Custom rubber seals for ventilation systems, designed for airtight performance, durability, and vibration resistance. OEM manufacturer with 20+ years experience. Fast quotation and sample support.
Air conditioning rubber parts
Custom rubber seals for ventilation systems, designed for airtight performance, durability, and vibration resistance. OEM manufacturer with 20+ years experience. Fast quotation and sample support.
Product Details
Our rubber seals for ventilation systems are designed to ensure airtight sealing, reduce air leakage, and improve system efficiency in HVAC and industrial airflow applications.
Manufactured by Qingdao Ronghai Mould Products Co., Ltd., these seals are widely used in air ducts, ventilation pipelines, filtration systems, and mechanical enclosures.
We focus on custom rubber sealing solutions, producing seals based on your drawings, samples, or technical requirements.
✔ Excellent Air Tightness
Prevents air leakage and improves system efficiency in ventilation systems.
✔ Flexible & Durable
Maintains elasticity under long-term use and varying temperature conditions.
✔ Weather & Aging Resistance
Suitable for indoor and outdoor ventilation environments.
✔ Precision Fit
Molded to exact dimensions for easy installation and reliable sealing.
✔ Long Service Life
Resistant to deformation, cracking, and wear.
We are a direct rubber seal manufacturer with over 20 years of experience.
Custom Options
Seal Types
Rubber gaskets
Rubber strips
U-channel seals
D-shape / P-shape seals
Custom profile seals
Material Selection
EPDM (weather & ozone resistance)
NBR (oil resistance)
Silicone (high temperature)
Dimensions
Thickness / width / length
Custom profiles based on drawings
Hardness
40–80 Shore A adjustable
Surface & Design
Smooth / textured
Adhesive backing available
Custom colors & branding
Mold design based on drawings or samples
Compression or extrusion molding
Cutting and finishing
Quality inspection
Packaging and shipment
We support both small batch prototyping and mass production.
Dimensional accuracy inspection
Surface quality check
Elasticity and sealing performance testing
Material compliance (RoHS / REACH)
Batch traceability system
Our rubber ventilation seals are widely used in:
HVAC systems
Air ducts and ventilation pipelines
Air filtration systems
Industrial ventilation equipment
Electrical enclosures
Machinery sealing systems
| Item | Details |
|---|---|
| Material | EPDM / NBR / Silicone |
| Hardness | 40–80 Shore A |
| Temperature | -40°C to +200°C |
| Shape | Custom profiles |
| Process | Compression / Extrusion |
| Feature | Airtight / Flexible / Durable |
20+ years rubber sealing manufacturing experience
Strong OEM & custom capability
Stable quality with strict QC system
Competitive factory pricing
Fast sample development
Export experience to global markets
Looking for a reliable rubber seal manufacturer for ventilation systems?
Send us your drawings, specifications, or samples. We will provide:
Fast quotation within 12 hours
Free sample support
Material recommendation
Full OEM customization
Contact us today to discuss your project.
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West side of Guangzhou North Road, Jiaozhou City, Qingdao City, Shandong Province
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