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Metal Square Exhaust Fan

Metal Square Exhaust Fan

Metal Square Exhaust Fan is a durable square metal wall exhaust fan for spaces that need strong air removal, fast heat dissipation and reliable daily ventilation.

  • Powerful Wall Exhaust: High-velocity airflow helps remove heat, smoke, humidity and stale air from enclosed spaces.
  • Energy Saving: Low power consumption to reduce energy costs while maintaining high performance.
  • Durable Metal Structure: Robust square housing and protective grille support workshops, warehouses, factories and kitchens.
  • Efficient Fan Blade Design: One-piece molded blades help maintain smooth, stable and efficient operation.
  • Long-Life Motor Support: Durable motor construction supports continuous ventilation with lower maintenance pressure.
  • Safety Design：Double protective grille structure, easy to disassemble for cleaning and maintenance.
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System Overview

Metal Square Exhaust Fan is designed for powerful wall exhaust where fast heat dissipation and strong air circulation matter.

Its metal housing, efficient fan blades and durable motor make it suitable for workshops, warehouses, factories, kitchens and other spaces requiring reliable ventilation.

Core Engineering Features

Built for strong wall exhaust, this series combines metal durability, efficient blades and easy-clean protection.

METAL BODY

Durable square housing

Metal construction supports long-term wall exhaust use.

SIZE RANGE

1.0 to 4.0 models

Multiple sizes match different wall openings.

AIRFLOW

Up to 6,800 m3/h

High airflow options support larger exhaust requirements.

DIRECT FIT

Wall exhaust installation

Square format supports simple wall mounting.

PRESSURE

Published pressure data

Pressure values help compare model suitability.

UTILITY

Workshop and storage ventilation

Useful for heat, moisture and stale air extraction.

Technical Specifications

Product Size

Metal Square Exhaust Fan product size diagram
Model D D1 L
NO 1.5 150 160 135
NO 2 200 210 150
NO 2.5 250 240 160
NO 3 300 290 170
NO 3.5 350 340 190
NO 4 400 390 190

Performance Parameters

Model Speed (RPM) Power (W) Airflow (m³/h) Pressure (Pa) Noise dB(A)
1.0 2800 20/25 150 50 40
1.5 2800 40/60 650 80 50
1.8 2800 50/70 800 95 50
2 2800 80 1250 130 60
2.5 2800 100 1850 200 63
3 2800 120 2650 215 65
3.5 2800 550 4500 235 70
4 2800 750 5800 360 75

Target Applications

Durable wall exhaust for workshops, storage rooms, warehouses and utility spaces.

Workshops

Removes hot or stale air from working areas.

Storage Rooms

Supports air exchange in storage and utility spaces.

Warehouses

Provides wall exhaust support for larger spaces.

Quality Assurance & Warranty

We eliminate procurement and installation risks through rigorous factory verification and straightforward B2B warranty support.

100% Pre-Shipment Inspection

Every batch undergoes strict functional and dimensional routing tests, including motor startup, metal housing fit, mounting size alignment, airflow and pressure verification, noise review and model-to-table parameter matching. We ensure that every single unit arrives at your project site fully functional and ready for flawless installation.

Reliable Hardware Warranty

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.

OEM/ODM & Warranty Support

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.

Flexible OEM/ODM Solutions

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).

Project-Based Supply Agreements

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.

Extended Warranty & Technical Claims

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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Supply Options

OEM/ODM Services

Custom branding, control integration, packaging, colors, and specification adjustments are available for qualified project and distributor orders.

Voltage & Plug Options

EU, UK, US, AU, and project-specific voltage or plug configurations can be reviewed during quotation.

Documentation Support

Catalogs, technical sheets, manuals, available certificates, and project documentation can be provided for engineering review.

Bulk Supply

Volume pricing, distributor programs, sample orders, and long-term supply planning are available for B2B customers.

Project & Engineering Support

Our team can support product selection, airflow checks, project quotations, and documentation for commercial, industrial, and residential ventilation projects.

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