Square ventilation grille is a practical air vent cover for buildings and mobile spaces that need ventilation, weather protection and cleaner air intake in one simple part.
Square ventilation grille quietly handles a small but important job: letting air pass while helping keep rain, insects and debris out. It is built for commercial buildings, industrial facilities, RVs, container houses and other spaces that need protected air exchange.
The 150mm x 115mm diamond grid achieves a 42% opening rate, giving the grille a useful balance between ventilation efficiency and foreign-object blocking.
Designed for protected air exchange, this grille combines airflow, IP54 rain resistance, dust blocking and long outdoor service life.
The central grid balances ventilation efficiency with practical blocking of foreign objects.
The breathable structure supports circulation while helping resist rain entry.
The grille helps reduce dust and insect entry for cleaner air intake and exhaust points.
UV and corrosion resistance support long-term outdoor and semi-outdoor use.
Suitable for buildings, industrial facilities, RVs and container houses.
A passive grille design keeps installation and daily maintenance straightforward.
Protected ventilation for fixed and mobile spaces that need airflow without giving up rain, dust and insect resistance.
Air inlet or exhaust cover for protected building ventilation points.
Ventilation grille for equipment areas, workshops and utility spaces.
Compact air exchange protection for mobile and modular living spaces.
We eliminate procurement and installation risks through rigorous factory verification and straightforward B2B warranty support.
Every batch undergoes strict functional and dimensional routing tests, including grille opening inspection, housing fit check, surface finish review, dust-screen alignment, waterproof structure review and packaging condition check. We ensure that every single unit arrives at your project site fully functional and ready for flawless installation.
We stand firmly behind our manufacturing craftsmanship. In the rare event of any material defect or mechanical failure under standard project operations, KCVENTS provides a straightforward, hassle-free hardware replacement service to secure your timeline.
As a global manufacturer of HVAC and ventilation equipment, KCVENTS is dedicated to providing flexible customization services and robust long-term supply chain warranty terms for contractors, brands, and wholesalers.
We support full private labeling (OEM) and custom housing finishes. Our ODM engineering covers custom chassis modifications, specialized airflow curves, and regional electrical standards (e.g., 110V/60Hz, 24V variable frequency).
For large-scale HVAC and green building deployments, we offer structured MOQ tiers, staged shipping contracts, and agile multi-batch delivery aligned with your construction timeline. Technical submittals and parameter validation are included.
Motors enjoy an extended warranty of up to 3 to 5 years, backed by a comprehensive 1-year full system warranty. Bulk orders are eligible for a dedicated percentage of maintenance spares along with 1-on-1 remote engineering support.
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