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12 x 24 x 4 MERV 8 Standard-Capacity Pleated Air Filter
Our Price:$12.24This 12 x 24 x 4 MERV 8 pleated air filter is for commercial buyers maintaining compatible air filtration systems. It helps capture airborne dust while supporting airflow through the system.The...
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12" x 12" Drainable Blade Fixed Louver with Flange
Our Price:$315.94This fixed louver is designed for commercial ventilation openings where rain and weather resistance is needed. Building and HVAC professionals can use it to cover a 12" x 12" opening while directing...
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12-3/8 in Circular Duct Silencer
Our Price:$425.94This duct silencer is designed for facilities using circular ductwork where reducing noise within the duct system is important. It connects with standard spiral duct to help lessen duct-borne noise...
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12-Inch 24V Motorized Shut-Off Damper
Our Price:$199.94This motorized shut-off damper is for ventilation-system installers and maintenance teams that need to control airflow with a powered open and spring-return closed damper. It provides a two-position...
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12-Inch 250W Channel Strip Heater, 240V
Our Price:$60.94This channel strip heater is designed for commercial and industrial users who need a compact electric heating component. It provides 250 watts of heat at 240V for equipment and process-heating...
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12-Inch 304 Stainless Steel Wall Exhaust Shutter
Our Price:$259.94This 12-inch wall exhaust shutter is for chemical plant and food processing operators who need an exhaust-fan accessory for vertically mounted ventilation applications in corrosion-resistant areas...
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12-Inch Aluminum Front-Flange Wall Exhaust Shutter
Our Price:$77.94This aluminum wall exhaust shutter is for users installing vertical exhaust ventilation openings with compatible cabinet or flush-mount exhaust fans. Its front-flange design provides a shuttered wall...
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12-Inch Aluminum Intake Wall Shutter
Our Price:$63.94This gravity-operated intake wall shutter is designed for commercial ventilation installers and facility teams who need to bring supply air into vertically mounted wall ventilation systems. It opens...
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12-Inch Automatic Exhaust Shutter
Our Price:$77.94This automatic exhaust shutter is for commercial buyers using compatible exhaust fans to support one-way horizontal airflow. It opens as airflow begins and closes when the fan stops to help block...
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12-Inch Automatic Gas Vent Damper
Our Price:$419.94This automatic gas vent damper is for heating professionals and facility maintenance teams working with compatible gas appliances. Installed in the vent pipe after a draft hood or barometric control,...
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12-Inch Axial Panel Exhaust Fan, 120V, 1,208 CFM
Our Price:$465.94This 12-inch axial panel exhaust fan is designed for commercial users who need to move air through a panel-mounted ventilation opening. It delivers 1,208 CFM to support exhaust and ventilation needs...
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12-Inch Backdraft Damper for Circular Ducts
Our Price:$75.94This 12-inch backdraft damper is used by ventilation and HVAC professionals in circular duct systems to help manage reverse airflow. It provides a practical duct accessory for installations that...
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12-Inch CCW Four-Wing Condenser Fan Blade with Interchangeable Hub
Our Price:$54.94This four-wing condenser fan blade is for HVAC professionals servicing air conditioning and heating equipment. It provides a replacement blade option for systems that require counterclockwise...
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12-Inch Channel Strip Heater, 240V, 350W
Our Price:$60.94This channel strip heater is designed for commercial and industrial users who need a compact electric heating component for equipment or process-heating setups. Its 240V, 350W configuration provides...
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12-Inch Clamp-Together Angle Flange Adapter
Our Price:$299.94This angle flange adapter helps ductwork installers and facility teams transition from flanged duct to clamp-together duct. It provides the connection point needed to join these two duct...
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12-Inch Clockwise Fixed-Hub Fan Blade, 5-Blade
Our Price:$37.94This fixed-hub fan blade is for HVAC service teams replacing a compatible blade in heating and air-conditioning equipment. Its clockwise rotation and five-blade design support matching the...
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12-Inch Clockwise Three-Wing Aluminum Condenser Fan Blade
Our Price:$50.94This three-wing condenser fan blade is for HVAC technicians and maintenance teams working on air conditioning and heating equipment. It provides a replacement fan blade option for free-air fan...
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12-Inch Condenser Flange Set for Compatible Portable Air Conditioners
Our Price:$62.94This condenser flange set is an air conditioner accessory for users of compatible KPAC1411, KIB1411, and KIB1811 units. It provides the condenser flange components specified for those air conditioner...
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12-Inch Counterclockwise Three-Wing Condenser Fan Blade
Our Price:$48.94This three-wing condenser fan blade is for HVAC maintenance teams servicing air-conditioning and heating equipment. It provides a replacement blade option for free-air fan applications.The silver fan...
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12-Inch Diameter 304 Stainless Steel Hose Clamp
Our Price:$33.94This 12-inch diameter hose clamp is used by ventilation and ductwork installers to fasten hose to hose adapters, duct fittings, or machines. It provides a secure connection for Quick-Fit ductwork...
Climate Control & Air Quality: Find the Right Equipment for Your Space
Whether you're cooling a server room, filtering allergens from a workspace, heating a warehouse, or improving ventilation in a commercial building, this category covers the full range of climate control and air quality equipment. Use the subcategories below to find the right starting point for your project.
Choose your starting point
Popular examples in this category
What Climate Control & Air Quality Equipment Does
These products manage temperature, airflow, and air purity in residential, commercial, and industrial settings. Applications range from cooling server rooms and heating warehouses to filtering contaminants from manufacturing floors and controlling humidity in storage facilities.
How to Choose the Right Equipment
Start by identifying your primary need: temperature regulation, air movement, or air quality. Then consider your space size, existing infrastructure, power availability, and whether you need portable or permanently installed equipment. Matching capacity to square footage and load is critical for efficiency.
Where This Equipment Is Commonly Used
Common applications include office HVAC systems, industrial exhaust ventilation, cleanroom filtration, data center cooling, retail space heating, and residential air purification. Each environment has distinct requirements for capacity, filtration grade, noise level, and installation type.
Installation, Maintenance & Replacement Considerations
Many systems require periodic filter changes, belt inspections, or refrigerant checks. Stocking replacement parts and controls in advance reduces downtime. Always verify voltage compatibility and local code requirements before purchasing heating or cooling equipment for permanent installation.
Which Subcategory Fits Your Need?
Use this table to match your primary requirement to the right starting point.
| Need | Best Fit Subcategory | Why It Matters |
|---|---|---|
| Cool a room, building, or equipment enclosure | Air Conditioning & Cooling | Provides temperature reduction through refrigerant-based or evaporative systems sized by BTU or tonnage. |
| Remove dust, allergens, fumes, or humidity from the air | Air Quality & Filtration | Addresses airborne contaminants with filters, purifiers, and dehumidifiers rated for specific particle sizes and pollutant types. |
| Move air through a space or exhaust heat and fumes | Fans, Blowers & Ventilation | Improves airflow and air exchange without full HVAC infrastructure; suitable for spot cooling, exhaust, and circulation. |
| Warm a space during cold seasons or in cold climates | Heating Equipment | Covers unit heaters, radiant heaters, and other solutions sized by BTU output and fuel or power source. |
| Automate, monitor, or control an existing HVAC system | HVAC Controls | Thermostats, sensors, and controllers that improve efficiency and allow scheduling or remote management. |
| Maintain or repair existing climate control equipment | Parts & Service | Replacement components, filters, belts, and service items that extend equipment life and reduce downtime. |
Plan the right fit before choosing
Step 1: Define Your Climate Control Goal
Before selecting equipment, clearly identify whether your priority is temperature control, air movement, or air quality improvement. A space may need all three, but starting with the primary problem helps you size and budget correctly.
- Cooling or heating: Determine the BTU or tonnage needed based on square footage, insulation, and heat load.
- Ventilation: Calculate air changes per hour (ACH) required for the space type and occupancy level.
- Air quality: Identify contaminants (dust, fumes, allergens, moisture) to select the correct filtration or purification method.
Step 2: Assess Your Space and Infrastructure
Equipment performance depends heavily on the environment it operates in. Measure your space and evaluate existing infrastructure before purchasing.
- Room dimensions and ceiling height affect required equipment capacity.
- Check available power supply: voltage, phase, and amperage must match equipment specs.
- Determine whether ductwork, drainage, or mounting structures are already in place or need to be added.
Step 3: Plan for Ongoing Service and Parts
Climate control equipment requires regular maintenance to perform efficiently and last longer. Build a service plan into your purchasing decision.
- Identify filter replacement intervals and stock spare filters appropriate for your system.
- Review available HVAC controls and thermostats to automate scheduling and reduce energy use.
- Keep critical replacement parts on hand to minimize downtime during peak heating or cooling seasons.
This category is divided into six focused subcategories so you can navigate directly to the equipment type you need.
Cooling and heating capacity is measured in BTUs or tons; matching these figures to your space size is the most important selection step.
Air filters are rated on the MERV scale; higher ratings capture smaller particles but may restrict airflow in systems not designed for them.
Ventilation systems are sized by how many times per hour they replace the air in a space, a figure that varies by application and occupancy.
Common questions before buying
How do I know what size air conditioner or heater I need?
Capacity is primarily determined by the square footage of the space, ceiling height, insulation quality, and heat-generating equipment inside. A general rule is 20 BTUs per square foot for cooling, but industrial or high-heat environments require more detailed load calculations.
What is the difference between an air purifier and an air filter?
Air filters physically trap particles as air passes through them and are typically installed in HVAC systems or standalone units. Air purifiers may use additional technologies such as UV light or ionization to neutralize contaminants. The right choice depends on the type of pollutant you need to address.
Can I use a portable fan instead of a ventilation system?
Portable fans improve air circulation and can provide spot cooling, but they do not replace air or remove contaminants the way a ventilation system does. For spaces requiring code-compliant exhaust or a specific number of air changes per hour, a dedicated ventilation solution is necessary.
How often should HVAC filters be replaced?
Replacement frequency depends on the filter type, MERV rating, and how much particulate the system encounters. Standard filters in light-use environments may last 1 to 3 months, while high-efficiency filters in dusty or high-traffic spaces may need more frequent changes. Always follow the equipment manufacturer's guidelines.
Fans, Blowers & Ventilation
HVAC Controls, Parts & Service