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9-Inch Clockwise Hubless Fan Blade with 20° Pitch
Our Price:$29.94This 9-inch hubless fan blade is for maintenance teams replacing blades in air-moving equipment such as fan coils, freezers, refrigerators, range hoods, and small appliances. Its clockwise rotation...
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9-Inch Clockwise Hubless Fan Blade with 5 Blades
Our Price:$22.74This 9-inch hubless fan blade is for facilities and equipment users working with air-moving fan coils, freezers, refrigerators, range hoods, and small appliances. Its clockwise rotation and...
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9-Inch Counterclockwise Fixed-Hub HVAC Fan Blade, 5-Blade
Our Price:$37.94This fixed-hub fan blade is a replacement component for HVAC professionals servicing heating and air-conditioning equipment. Its counterclockwise rotation and five-blade configuration support...
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9-Inch Filter Fan Exhaust Grille Kit, Gray
Our Price:$125.94This gray filter fan exhaust grille kit is designed for enclosure side-wall mounting. It helps maintenance personnel access and replace the filter in an enclosure-mounted fan setup while providing a...
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9-Inch Fixed-Hub HVAC Fan Blade, 5-Blade, Counterclockwise
Our Price:$34.94This fixed-hub fan blade is a replacement component for HVAC professionals and maintenance teams working on heating and air-conditioning equipment. Its five-blade design supports the movement of air...
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9-Inch Galvanized Steel Quick-Fit Duct Clamp with Pin
Our Price:$28.94This 9-inch quick-fit duct clamp is used by ventilation and ductwork installers to join compatible quick-fit duct pipe sections. Its pin-locking design helps create a secure connection while...
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9-Inch Side-Mount Enclosure Filter Fan, 70 CFM, 115V
Our Price:$435.94This side-mount filter fan is designed for enclosure users who need to circulate air through an enclosure wall. It provides 70 CFM airflow and gives maintenance teams a convenient way to access and...
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90-Degree Register Vent Boot with Adjustable Hangers, 4 in. x 10 in. x 4 in.
Our Price:$36.94This 90-degree register vent boot is designed for HVAC installers and contractors terminating ductwork at ceiling or wall registers. Its adjustable hangers help position and secure the boot during...
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90-Degree Register Vent Boot with Adjustable Hangers, 6 x 6 x 6 in.
Our Price:$43.94This 90-degree register vent boot is designed for HVAC ductwork installations by contractors, remodelers, and commercial maintenance teams. It provides a supported termination point for a register or...
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90-Second Purge Timer for Select 7800 Series Relay Modules
Our Price:$169.94This purge timer is a burner-control component for technicians and facility maintenance teams working with select 7800 Series relay modules. It provides prepurge timing to support the burner control...
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90° Flat Elbow for Exposed Line Sets, White, 6 in. x 3 in. x 6 in.
Our Price:$46.94This white 90° flat elbow is an air conditioner accessory for HVAC installers and facility maintenance teams routing exposed line sets. It creates a right-angle transition to help produce a clean,...
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90° Vertical Elbow for Exposed Line Sets, White
Our Price:$22.74This white 90° vertical elbow is an air conditioner accessory for HVAC installers and maintenance professionals routing exposed line sets. It helps create a vertical change in direction for a more...
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92% Propylene Glycol Heat Transfer Fluid, 5 Gallon Pail, Blue
Our Price:$305.94This propylene glycol-based heat transfer fluid is for industrial construction and infrastructure users who need a fluid for heat-transfer applications where toxicity is a concern. Its low acute...
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A/C Flush Solvent, 1 Gallon, Pack of 4
Our Price:$199.94This A/C flush solvent is for professional technicians servicing air-conditioning systems. It helps remove debris and sludge from A/C components during system flushing, supporting clean component...
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A/C Flush Solvent, 32 Oz., Pack of 6
Our Price:$99.94This A/C flush solvent is for professional service technicians cleaning A/C components. It helps remove debris and sludge from the system during service work.The solvent-based formula is supplied in...
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A/C System Flush Can, 17.6 Oz, Pack of 6
Our Price:$139.94This pack of six A/C system flush cans is designed for HVAC professionals servicing air conditioning and refrigeration systems. The fluid is used for internal system flushing during maintenance work...
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AC Inorganic Acid Test Kit, 25-Pack
Our Price:$17.24This AC inorganic acid test kit helps HVAC service technicians check refrigerant and oil systems for acid concerns. It provides an early indication of inorganic acid so equipment owners can be...
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AC Refrigerant and Oil Acid Test Kit
Our Price:$22.74This AC acid test kit helps HVAC technicians check refrigerants and oils for inorganic acid. It provides an early indication of acid issues so equipment owners can be informed when action may be...
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Adjustable Airflow Thermostat, 90°F to 130°F
Our Price:$12.74This adjustable airflow thermostat is for technicians servicing heater and dryer applications. It helps control temperature by closing its circuit as temperature rises within the selected range.The...
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Adjustable Aluminum 1-Way Wall Register, White, for 14 x 6 in. Duct Opening
Our Price:$23.24This adjustable wall register is designed for residential and commercial users who need to supply air through a 14 x 6 in. duct opening. Its one-way deflection and built-in damper help direct and...
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