Four-Sided Ventilation Design: Induces fresh air from all four sides for fast ventilation and large air volume.
Automatic Pressure Operation: Shutters automatically open based on negative pressure changes for efficient airflow.
Durable Material Construction: Outer frame uses high-quality PP plastic; shutters use PVC; foam board is 20mm thick.
Strong Weather Resistance: Resists high temperatures, severe cold, and offers high strength for long service life.
Comprehensive Certifications: Certified by RoHS, UR, ISO, CE, and CCC for quality assurance.
Customization Options: Offers full customization, minor customization, and customization from samples or designs.
OEM and ODM Services: Supports custom branding with logo affixing and flexible customization options.
1-Year Warranty Coverage: Includes 12-month free warranty with dedicated after-sales support.