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Two-Stage Dual Direct Ignition Gas Valve
Our Price:$375.94This two-stage dual direct ignition gas valve is for HVAC professionals servicing compatible 24 VAC heating systems. It provides regulated gas control for systems designed for two-stage dual direct...
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Two-Tone Propane Patio Heater with Table
Our Price:$289.94This propane patio heater helps commercial outdoor spaces stay comfortable during cool evenings. Designed for patios and entertaining areas, it provides warmth while adding a convenient table surface...
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Two-Way Aluminum Ceiling Diffuser for 8 x 8 Duct Opening, White
Our Price:$21.99This white two-way ceiling diffuser is for HVAC professionals and facility teams routing supply air through an indoor ceiling. Its adjustable curved blades help direct airflow in two directions from...
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Two-Way Brass Manifold Gauge Set with Hoses and Fittings
Our Price:$75.94This two-way manifold gauge set is for HVAC service professionals who need to work with A/C system gauges, hoses, and fittings. It supports system service tasks by providing a manifold assembly with...
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Two-Wing Aluminum Condenser Fan Blade with Interchangeable Hub, 22-Inch Diameter
Our Price:$82.94This two-wing condenser fan blade is a replacement component for air conditioning and heating applications. HVAC service professionals and maintenance teams can use it to support condenser fan...
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Two-Wing Aluminum Condenser Fan Blade, 18 in. Diameter, 27° Pitch
Our Price:$75.94This two-wing condenser fan blade is a replacement component for air conditioning and heating equipment. HVAC service professionals can use it to restore fan operation in compatible condenser...
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Type 2 Woodgrain Stove Board
Our Price:$169.94This Type 2 stove board is for wood stove users who need a protective surface beneath a stove. It helps protect floors from the intense heat, hot coals, ashes, and soot associated with wood stove...
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UH100 Ultrasonic Whole Room Humidifier, White
Our Price:$169.94This ultrasonic whole-room humidifier is designed for people who want to add and maintain humidity in rooms up to 600 square feet. It circulates mist throughout the room to support a more comfortable...
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Ultra Electric Wall Heater, 500/2250W, 240V, White
Our Price:$475.94This white electric wall heater is designed for condominium and residential users who need tailored room heating. Its selectable wattage helps match heat output to the heating needs of the space.The...
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Ultra-Quiet 110 CFM Ceiling Bathroom Exhaust Fan
Our Price:$139.94This ceiling-mounted bathroom exhaust fan is designed for facility teams and installers who need ventilation for bathroom spaces. It moves 110 CFM of air while operating at 0.3 sones, helping support...
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Ultra-Quiet 150 CFM Ceiling Bathroom Exhaust Fan
Our Price:$169.94This ceiling-mounted bathroom exhaust fan is designed for facility managers, contractors, and commercial property maintenance teams that need ventilation in bathrooms. It moves air at 150 CFM while...
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Ultra-Quiet 200 CFM Ceiling Bathroom Exhaust Fan with EC Motor and Speed Control
Our Price:$229.94This ceiling-mounted bathroom exhaust fan is designed for commercial facilities that need ventilation in bathrooms, including tub and shower areas when connected to a GFCI. It helps move air out of...
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Ultra-Quiet 80 CFM Ceiling Bathroom Exhaust Fan
Our Price:$129.94This ceiling-mounted bathroom exhaust fan is designed for commercial buyers who need ventilation for bathroom spaces. It moves air at 80 CFM while operating at 0.4 sones to support quieter everyday...
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Ultra-Quiet Ceiling Exhaust Fan with EC Motor and Speed Control, 150 CFM
Our Price:$219.94This ceiling-mounted bathroom exhaust fan is designed for commercial buyers who need to ventilate bathroom spaces. It moves air at 150 CFM while providing ultra-quiet operation, helping facilities...
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Ultrasonic Cool Mist Humidifier with Aromatherapy Tray, White
Our Price:$51.94This ultrasonic cool mist humidifier is designed for users who want to add moisture to a room’s air. It provides adjustable mist output and direction to help tailor humidity delivery for the space...
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Ultrasonic Cool/Warm Mist Humidifier, 4 Gallons per Day
Our Price:$189.94This ultrasonic cool/warm mist humidifier is designed for people who want to manage room humidity in spaces up to 900 square feet. It circulates humidity throughout the room and uses automatic...
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Universal 120V Silicon Nitride Hot Surface Igniter
Our Price:$87.94This universal hot surface igniter is a 120V ignition component for HVAC service professionals and facility maintenance teams. It is used to support ignition-system replacement work in compatible...
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Universal 30-Inch Thermocouple
Our Price:$20.49This universal 30-inch thermocouple is for technicians and maintenance professionals servicing standing-pilot gas-fired heating systems. It senses the pilot flame to support operation of the system’s...
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Universal 410A Valve Core Remover Kit
Our Price:$70.94This universal valve core remover kit is for HVAC technicians who need to access valve cores during refrigerant service work. Its safety nut and locking mechanism are designed to support valve-core...
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Universal 48-Inch Thermocouple
Our Price:$19.24This universal thermocouple is for technicians and maintenance professionals servicing standing-pilot gas-fired heating systems. It senses the pilot flame and helps provide the signal used by...
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