-
Clamp-Together 45-Degree Tubed Duct Elbow, 3-Inch Diameter, 16 Gauge SS
Our Price:$129.94This 45-degree tubed duct elbow is for commercial buyers assembling 3-inch duct runs. It provides an angled connection to redirect the path of ductwork while maintaining a clamp-together...
-
Clamp-Together 45° Duct Elbow, 14 in. Diameter
Our Price:$325.94This 45° duct elbow is a clamp-together fitting for facility and ductwork professionals who need to change the direction of a 14-inch duct run. It provides an angled connection point for routing...
-
Clamp-Together 45° Duct Elbow, 16 in. Diameter, 18 Gauge
Our Price:$339.94This clamp-together duct elbow is for ductwork installers and facility teams that need to change a duct run’s direction by 45°. Its 16-inch diameter helps create a directional transition within...
-
Clamp-Together 45° Duct Elbow, 3 in. Diameter, Galvanized 22 Gauge
Our Price:$109.94This 45° duct elbow is for ductwork installers and maintenance teams who need to change the direction of a 3-inch duct run. Its clamp-together design supports straightforward connection within...
-
Clamp-Together 60-Degree Duct Elbow, 6 in. Diameter, 22 Gauge Galvanized
Our Price:$139.94This 60-degree duct elbow is for ductwork professionals and maintenance teams that need to change the direction of a 6-inch duct run. Its clamp-together design helps create a directional transition...
-
Clamp-Together 60° Duct Elbow, 3 in. Diameter, Galvanized, 22 Gauge
Our Price:$109.94Ductwork installers and facility maintenance teams can use this clamp-together duct elbow to change the direction of a 3-inch duct run by 60 degrees.This elbow has a 3-inch diameter, a 60° bend, and...
-
Clamp-Together 90-Degree Duct Elbow, 3-Inch Diameter
Our Price:$99.94This clamp-together duct elbow is for ductwork installers and maintenance teams that need to change a 3-inch duct run by 90 degrees. It helps create a directional turn within a compatible duct layout...
-
Clamp-Together 90-Degree Duct Elbow, 5-Inch Diameter, Galvanized, 22 Gauge
Our Price:$119.94This 5-inch clamp-together duct elbow is designed for contractors and facility teams routing ductwork through a 90-degree change in direction. It helps create a corner turn within compatible duct...
-
Clamp-Together 90-Degree Tubed Duct Elbow, 4-Inch Diameter, 16-Gauge Stainless Steel
Our Price:$259.94This 90-degree tubed duct elbow is for ductwork installers and maintenance teams who need to change the direction of a 4-inch duct run. Its clamp-together design supports connection within compatible...
-
Clamp-Together 90° Duct Elbow, 3 in. Diameter, Galvanized 22 Gauge
Our Price:$109.94This 90° duct elbow is for ductwork installers and facility maintenance teams who need to change the direction of a 3-inch duct run. Its clamp-together design supports straightforward connection...
-
Clamp-Together 90° Duct Elbow, 6 in. Diameter, 22 Gauge
Our Price:$129.94This 90° duct elbow is for commercial buyers assembling or modifying ductwork. It provides a right-angle change in a duct run, helping users route connected sections where a turn is needed.The elbow...
-
Clamp-Together 90° Duct Elbow, 6 in. Diameter, Galvanized 22 Gauge
Our Price:$119.94This 90° duct elbow is for commercial ductwork buyers and installers who need to change the direction of a clamp-together duct run. Its 6-inch diameter supports routing duct connections through a...
-
Clamp-Together Angle Flange Adapter, 8 in. Diameter, Galvanized, 22 Gauge
Our Price:$139.94This angle flange adapter is for ductwork installers who need to connect flanged duct to clamp-together duct. It provides a practical transition point between the two duct connection styles.The...
-
Clamp-Together Double Branch Duct Connector, 45 Degree, 6 x 4 x 4 x 4 in.
Our Price:$325.94This clamp-together double branch duct connector is for commercial ventilation systems that need to split a main duct run into two branch lines. It helps installers create a 45-degree branch...
-
Clamp-Together Duct End Cap, 4 in. Diameter, Galvanized, 18 Gauge
Our Price:$37.94This 4 in. clamp-together duct end cap is for ventilation and ductwork professionals who need to close the end of a compatible duct section. It provides a straightforward finishing component for...
-
Clamp-Together Manual Blast Gate, 10 in. Diameter, Galvanized
Our Price:$239.94This 10-inch clamp-together manual blast gate is for users who adjust duct airflow by hand. It provides a simple way to change airflow and regulate CFM through a duct run.The gate has a cast aluminum...
-
Clear Blue Advance UV Air Treatment System
Our Price:$159.94The Clear Blue Advance UV Air Treatment System is an ultraviolet air purifier for residential HVAC users who want to add UV air treatment to a standard filtration system. It is designed to help...
-
Clear Heat Transfer Fluid, 5 Gallon Pail
Our Price:$249.94This clear heat transfer fluid is supplied in a 5-gallon pail for commercial buyers who need fluid for heat-transfer applications. Its inhibited glycol formulation is intended to support fluid...
-
Clear Plastic Replacement Gauge Vial for Oil Tanks
Our Price:$8.49This replacement gauge vial is for users maintaining oil tank gauges. It provides a clear plastic replacement component for oil tank gauge service and includes washers.The vial is made from clear...
-
Clear Plastic Thermostat Guard
Our Price:$57.94This clear plastic thermostat guard is a thermostat accessory for facility teams and commercial users who need to cover a thermostat while keeping it visible. It provides a dedicated enclosure around...
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