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Four-Hose HVAC Manifold with 60 in. RYB Hoses
Our Price:$369.94This HVAC manifold is for service technicians performing refrigerant diagnostics, evacuation, charging, and recovery work. Its four-hose configuration helps connect high- and low-side lines, a...
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Four-Piece HVAC Tube Cutter Kit
Our Price:$159.94This four-piece tube cutter kit is for HVAC technicians and maintenance professionals who need to cut tubing across a range of outside diameters during installation and service work. The set provides...
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Four-Valve HVAC Test and Charging Manifold with 60-Inch RYB Hoses
Our Price:$419.94This four-valve test and charging manifold is designed for HVAC technicians who need to connect refrigerant systems, tanks, recovery equipment, or vacuum pumps during diagnostics, evacuation,...
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Four-Wing Aluminum Fan Blade, Clockwise, 10 in. Diameter, 23° Pitch
Our Price:$59.94This four-wing fan blade is for HVAC maintenance professionals and facility teams replacing a compatible fan blade. Its clockwise rotation helps support the intended airflow direction in compatible...
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Four-Wing Aluminum Free-Air Fan Blade, 14 in., Counterclockwise
Our Price:$53.94This four-wing free-air fan blade is for HVAC maintenance teams replacing a blade in a counterclockwise-rotation fan assembly. Its aluminum construction and interchangeable hub design support...
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Four-Wing Clockwise Aluminum Free-Air Fan Blade, 20 in. Diameter, 23° Pitch
Our Price:$89.94This four-wing free-air fan blade is an HVAC replacement component for maintenance teams and facility buyers needing a clockwise-rotating blade to support air movement in fan equipment.The blade is...
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Four-Wing Condenser Fan Blade, 22 in. Diameter, 33° Pitch, Clockwise
Our Price:$139.94This four-wing condenser fan blade is for HVAC professionals servicing air conditioning and heating equipment. It provides a replacement blade option for condenser fan assemblies requiring clockwise...
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Freeze Protection Antifreeze with Corrosion Inhibitor, 1 Gallon
Our Price:$34.94This 1-gallon propylene glycol antifreeze is for facilities and maintenance users who need freeze protection in heat-transfer and cooling systems. It helps protect systems against burst damage at...
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Fresh Air Ventilation Control
Our Price:$169.94This fresh air ventilation control is for facilities using forced-air HVAC systems that need to manage outside-air intake. It operates a fresh air intake damper and can activate the main HVAC blower...
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Fuel Oil Pump Pressure and Cutoff Test Kit
Our Price:$169.94This pressure and cutoff test kit is for HVAC service professionals who need to check fuel oil pump performance on oil burners. It helps users evaluate operating pressure and cutoff conditions...
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Fuel Oil Pump Testing Manifold Kit with Hoses and Fittings
Our Price:$365.94This pump testing manifold kit is for HVAC service technicians who need to check fuel oil pump pressure and cutoff without removing the pump from the oil burner. It supports pressure and vacuum...
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Fuel Storage Tank Biocide Treatment, 16 Oz Bottle
Our Price:$99.94This 16 oz biocide treatment is for fuel storage tank operators who need to control fungal growth in hydrocarbon fuel systems. It helps address growth that can contribute to sludge buildup and...
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Fused Single-Phase Air Conditioner Disconnect, 30 Amp
Our Price:$55.94This 30 amp fused single-phase disconnect provides a disconnecting means for air conditioning or refrigerating equipment. It is suited for HVAC professionals installing equipment where a readily...
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Galvanized Angle Flange for 6-Inch Duct
Our Price:$38.94This galvanized angle flange is a ductwork accessory for commercial ventilation professionals assembling 6-inch duct connections. It provides a component for building and configuring duct runs.The...
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Galvanized Cable Locks for Horizontal Cables
Our Price:$2.96Fabric ducting installation teams use these galvanized cable locks to secure a horizontal cable to one side of the stretcher at each end of a horizontal run. They are accessory components for...
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Galvanized Fixed-Height Adjustable-Width Louver with Birdscreen
Our Price:$229.94This galvanized louver is designed for ventilation installers and facility teams fitting an opening where the width may need adjustment during installation. It helps protect the opening from rain and...
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Galvanized Hat-Style Saddle Hanger for 10-Inch Duct
Our Price:$82.94This hat-style saddle hanger is a duct support accessory for HVAC and ventilation installation professionals. It is designed to support 10-inch-diameter ductwork as part of a duct installation.The...
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Galvanized Hat-Style Saddle Hanger for 12-Inch Duct
Our Price:$96.94This hat-style saddle hanger supports 12-inch-diameter duct in clamp-together duct systems. It is intended for commercial buyers and installation teams that need a dedicated support accessory for...
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Galvanized Hat-Style Saddle Hanger for 4-Inch Duct
Our Price:$54.94This hat-style saddle hanger is a duct support accessory for commercial HVAC and ventilation installers. It helps support 4-inch-diameter clamp-together ductwork in duct system installations.Designed...
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Galvanized Hat-Style Saddle Hanger for 6-Inch Duct
Our Price:$58.94This hat-style saddle hanger supports 6-inch duct in ductwork installations. HVAC and ventilation professionals can use it to help position and secure compatible duct runs.Designed for...
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