Fans, Blowers & Ventilation

Fans, blowers and ventilation equipment help move exhaust air from enclosed commercial, industrial and agricultural spaces, including work areas, barns and greenhouses where built-up heat and airflow management are concerns. This category includes cabinet and slantwall exhaust fans in direct-drive and belt-drive configurations, with options for shutters, exhaust cones, hanging provisions and galvanized or fiberglass housings. Select equipment by required airflow in CFM, fan size, available installation opening, drive type, motor horsepower, electrical configuration, shutter needs and the housing or blade materials suited to the application.

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Fans, Blowers & Ventilation: Find the Right Airflow Solution

Whether you need to exhaust heat from a server cabinet, move air through a greenhouse, or ventilate a confined workspace, this category covers the full range of industrial and commercial airflow equipment. Use the subcategory paths below to narrow your selection by application, environment, and airflow requirement.

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What These Products Are For

Airflow Equipment for Every Environment

Fans, blowers, and ventilation equipment move, exhaust, or redirect air in commercial, industrial, agricultural, and residential settings. Applications range from removing humidity in bathrooms to pressurizing airflow in large duct systems, cooling electronics, or maintaining safe air quality in enclosed spaces.

How To Choose

Matching Equipment to Your Airflow Need

Start by identifying your application: exhausting stale air, supplying fresh air, or moving high volumes through ductwork. Then consider CFM requirements, static pressure, mounting constraints, noise limits, and whether the environment is wet, dusty, or hazardous. These factors determine fan type and size.

Common Applications

Where These Products Are Commonly Used

Common uses include greenhouse climate control, bathroom moisture exhaust, cabinet and enclosure cooling, doorway air curtains for temperature separation, confined space safety ventilation, industrial duct systems, and agricultural barn ventilation. Each application calls for a specific fan or blower type.

Additional Information

Installation, Accessories & Airflow Planning

Proper installation and accessories—dampers, blower housings, mounting hardware—directly affect performance and efficiency. Dampers control airflow direction and prevent backdraft. Blower accessories allow system customization. Always verify voltage, mounting orientation, and duct compatibility before ordering.

Comparison Guide

Which Fan or Blower Subcategory Do You Need?

Match your application to the right subcategory using this quick-reference guide.

NeedBest FitWhy It Matters
Ventilate a greenhouse or barnAgricultural & Horticultural FansDesigned for high CFM in open or semi-open structures with exposure to dust and moisture
Separate temperature zones at a doorwayAir CurtainsCreates an invisible air barrier to reduce heat transfer and keep conditioned air inside
Remove humidity from a bathroom or utility roomBathroom Exhaust FansSized and rated specifically for moisture-heavy residential and light commercial exhaust
Cool electronics or equipment in an enclosureCabinet Exhaust FansCompact form factors designed to fit standard enclosure cutouts and manage heat buildup
Move air through long duct runs or against resistanceCentrifugal BlowersHigh static pressure performance makes these ideal for complex duct systems
Ventilate a tank, tunnel, or enclosed work areaConfined Space BlowersPortable and duct-compatible units built to meet safety air change requirements
Control airflow direction or prevent backdraftDampersPaired with fans to manage airflow path and stop reverse flow when equipment is off
Planning Guide

Plan the right fit before choosing

Planning Guide

Step 1: Define Your Airflow Goal

Before selecting equipment, determine whether you need to supply fresh air, exhaust contaminated or humid air, or circulate air within a space. This single decision narrows your category path significantly and affects whether you need a fan, blower, or a combined ventilation system.

  • Supply ventilation: brings outside air in — common in agricultural and commercial settings
  • Exhaust ventilation: removes stale, humid, or hazardous air — typical in bathrooms, cabinets, and confined spaces
  • Recirculation: moves air within a space without exchanging it — used for temperature equalization
Planning Guide

Step 2: Calculate CFM and Static Pressure Requirements

CFM (cubic feet per minute) tells you how much air the unit moves. Static pressure rating tells you how well it performs against resistance in ductwork. Undersizing either spec leads to poor performance. Use room volume, air change rate requirements, and duct length to calculate your minimum CFM before comparing products.

  • Bathrooms typically require 1 CFM per square foot of floor area as a baseline
  • Confined space blowers must meet OSHA air change requirements for worker safety
  • Centrifugal blowers handle high static pressure — ideal for long or complex duct runs
  • Agricultural fans prioritize high CFM at low static pressure for open-structure airflow
Planning Guide

Step 3: Account for Environment and Installation Constraints

Wet, dusty, corrosive, or explosive environments require fans rated for those conditions. Mounting location — ceiling, wall, inline, or portable — affects which product types are compatible. Confirm electrical requirements (voltage, phase, amperage) and whether dampers or accessories are needed to complete the installation.

  • Bathroom exhaust fans require moisture-rated housings and proper CFM for room size
  • Cabinet exhaust fans must fit standard enclosure cutout dimensions
  • Confined space blowers are often portable and duct-connected for flexibility
  • Dampers should be specified alongside fans to prevent reverse airflow when units are off
8 SubcategoriesOrganized by Application

This category is divided into eight focused subcategories so you can navigate directly to the fan or blower type that fits your specific use case.

CFM & Static PressureTwo Key Sizing Specs

Every fan and blower selection should start with CFM for airflow volume and static pressure rating for duct resistance — these two specs determine whether a unit will perform in your system.

Dampers IncludedAirflow Control Accessories

Dampers are available as a dedicated subcategory, allowing you to pair fans and blowers with backdraft prevention and directional airflow control components.

Indoor & Outdoor RatingsEnvironment-Specific Options

Products across this category span indoor, outdoor, wet-rated, and hazardous-location configurations — always verify the environmental rating before purchasing.

FAQ

Common questions before buying

What is the difference between a fan and a blower?

Fans move large volumes of air at low pressure and are used for general ventilation and circulation. Blowers generate higher static pressure, making them better suited for moving air through ductwork, enclosures, or systems with significant resistance.

How do I know what CFM rating I need?

Calculate the volume of the space in cubic feet, then multiply by the required number of air changes per hour for your application. Divide that result by 60 to get the minimum CFM. For bathrooms, a common rule is 1 CFM per square foot of floor area.

Do I need a damper with my exhaust fan?

In most cases, yes. A damper prevents outside air, pests, and backdraft from entering through the exhaust duct when the fan is not running. Many exhaust fans include a built-in damper, but standalone dampers are available if yours does not.

What should I look for when selecting a confined space blower?

Prioritize CFM output sufficient to meet OSHA air change requirements for the space volume, portability if the unit needs to move between job sites, duct compatibility for directing airflow into the work area, and a durable housing rated for the conditions present.