-
Clear Plastic Thermostat Guard
Our Price:$72.94This clear plastic thermostat guard is for users who need to cover a thermostat while keeping it visible. It provides a practical guard option for thermostat installations that fit its stated opening...
-
Clear Plastic Thermostat Guard with 2 Keys
Our Price:$11.49This clear thermostat guard is for facility teams and maintenance staff who need to cover a thermostat and help manage access to its controls. It provides a practical protective enclosure for...
-
Clear Plastic Thermostat Guard with Key
Our Price:$15.99This clear thermostat guard is for facility teams and building operators who need to enclose a thermostat. It provides a dedicated cover solution for thermostat installations and includes a key.The...
-
Clear Plastic Thermostat Guard with Key
Our Price:$19.74This clear plastic thermostat guard is designed for HVAC professionals and facility teams that need to cover a thermostat. It provides a protective enclosure for the thermostat while keeping the...
-
Clear Thermostat Guard Cover with Mounting Plate
Our Price:$31.94This clear thermostat guard cover is for building maintenance teams and other users who need to cover compatible thermostats. It helps keep the thermostat enclosed while preserving visibility through...
-
Clearview CO2 Fluid, 60 mL
Our Price:$58.94Clearview CO2 Fluid is a 60 mL replacement fluid for users maintaining compatible CO2 testing equipment. It provides the needed fluid replacement for continued instrument use.This 60 mL fluid is an...
-
Clockwise Double-Inlet Aluminum Blower Wheel, 5-3/4 in. Diameter - 7-5/8 in W x 10 H x 8 D
Our Price:$84.94This double-inlet blower wheel is for HVAC and equipment service professionals working on condensers, small appliances, and furnaces. It supports airflow movement in compatible direct-drive blower...
-
Clockwise Double-Inlet Aluminum Blower Wheel, 6-5/16 in. Diameter
Our Price:$95.94This double-inlet blower wheel is a replacement airflow component for condensers, small appliances, and furnaces. It gives HVAC and equipment maintenance professionals a clockwise-rotation wheel for...
-
Clockwise Double-Inlet Aluminum Blower Wheel, 7-1/2 in. Diameter
Our Price:$189.94This double-inlet blower wheel is for HVAC service professionals replacing airflow components in condensers, small appliances, and furnaces. Its clockwise rotation supports direct-drive blower-wheel...
-
CO2 Refill Package
Our Price:$74.94This CO2 refill package is for HVAC maintenance professionals who need replacement supplies for compatible CO2 service equipment. It provides the included liquid, gasket, screws, and filtering...
-
Combustion Smoke Tester with Paper Scale, Instructions and Case
Our Price:$199.94This combustion smoke tester helps HVAC service professionals test the smoke content of flue gases. It is designed for sampling at a smoke pipe hole during combustion-system service and includes the...
-
Commercial 120V Low Water Cut-Off with Auto Reset and Short Probe
Our Price:$369.94This 120V low water cut-off is for commercial boiler operators and maintenance teams who need to interrupt burner power when a low-water condition occurs. It automatically restarts the burner when...
-
Commercial 120V Low Water Cut-Off with Manual Reset
Our Price:$269.94This low water cut-off is designed for commercial boiler applications where burner power must be interrupted when a low-water condition is detected. It helps boiler operators and maintenance teams...
-
Commercial 2-Way Magnetic Diffuser Cover for 24 in. Ceiling Grids
Our Price:$95.94This commercial 2-way magnetic diffuser cover is for facilities teams managing airflow around employee workstations. It mounts over compatible ceiling diffusers to redirect air away from work areas...
-
Commercial 3-Way Magnetic Diffuser Cover for 24 in. Ceiling Diffusers
Our Price:$90.94This commercial magnetic diffuser cover is for workplaces with employee workstations beneath ceiling diffusers. It redirects airflow away from work areas to help support a more comfortable...
-
Commercial 4-Way Magnetic Diffuser Cover, 24 x 24 in.
Our Price:$99.94This commercial diffuser cover is for workplaces with drop-ceiling HVAC diffusers. It redirects airflow away from employee workstations to help create a more comfortable work area.The white, 24 x 24...
-
Commercial 45° Magnetic Diffuser Cover for 24 x 24 Ceiling Grids
Our Price:$97.94This commercial magnetic diffuser cover is for facilities that need to direct air away from employee workstations. It helps create a more comfortable work area by changing the path of airflow from...
-
Commercial Ceiling Exhaust Fan, 185 CFM, 120V
Our Price:$259.94This commercial ceiling exhaust fan is designed for offices, conference rooms, public restrooms, and other spaces that need continuous ventilation. It helps move air out of the room while maintaining...
-
Commercial Ceiling Exhaust Fan, 330 CFM, 120V
Our Price:$299.94This commercial ceiling exhaust fan helps offices, conference rooms, public restrooms, and other continuously ventilated spaces move air out of the room. It provides 330 CFM airflow for buyers...
-
Commercial Ceiling Leak Diversion Cover for 1-Inch Drop Ceiling Grids
Our Price:$119.94This commercial ceiling leak diversion cover helps facility teams manage water leaks above suspended ceilings. It directs collected water through a hose to one catch basin, helping keep the basin...
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