You are here: Home > HVAC Products
  • Air Conditioners

    Air Conditioners
    A large selection or Air Conditioners including mini splits, portable, and window mounted air conditioners.
  • Air Elimination

    Air Elimination
    Air Elimination products including expansion tanks, air scoops, air vents, and more.
  • Air Quality

    Air Quality
    A variety of products such as UV lights, Air purifiers, and air filters.  Help make your home or work area more healthy by eliminating airborne contaminants.
  • Charging Manifolds

    Charging Manifolds

    Charging Manifolds, Gauges, Hoses, and more.
  • Chemicals

    Chemicals

    A variety of HVAC chemicals including Coil cleaners, Ice maker cleaners, Drain pan treatments, Leak reactants, and more!
  • Cleaners

    Cleaners

    Domestic Heating System Filters and cleaners to help keep your system running at its optimum performance.
  • Disconnects

    Disconnects

    Air Conditioning Disconnect Switches provide durability and corrosion resistance as well as flexible enclosure knockouts that make installation easy.
  • Driers

    Driers

    An assortment of Driers including Bi-Flow Driers, Charging Driers, Liquid Line Driers, and more!
  • Exhaust Fans

    Exhaust Fans
    A variety of exhaust fans for all types of applications including ceiling exhaust fans, roof mount exhaust fans, and greenhouse fans.
  • Fittings

    Fittings
    A variety of fittings for HVAC including venturi tee fittings and transitional fittings.
  • Float Switch's

    Float Switches and accessories by AquaGuard.  Great protection for High efficiency condensing units.
  • Flow Control

    Flow Control
    Flo Chek and Flow switches designed to create and control individual zones or isolate equipment in a hydronic heating system.
  • Furnace Parts

    Furnace Parts
    A large selection of replacement furnace parts including air filters, motors, and igniters.
  • Hard Start Kits

    Hard Start Kits

    A hard start kit will allow your compressor to last longer, help your AC unit cool down your home more efficiently, and ultimately cost you less money in power bills and the possible maintenance cost of a new compressor down the road.
  • Heaters

    Heaters
    Heaters for the home. A large slection of portable heaters including fireplace heaters and other electric heaters.
  • HVAC Tools

    Tools

    HVAC Tools including Reamers, Snips, Valve Core Removal tools, and more!
  • Line Sets

    Line Sets

    Line Sets for easy installation of split system A/C and heat pumps.
  • Low Water Cutoff

    Low Water Cutoff
    Low Water Cutoffs provide accurate and dependable protection for all types of boilers, from small residential hot water boilers to large industrial steam units.
  • Mixing Valves

    Mixing Valves
    A variety of economical mixing and diverting valves used in residential and commercial heating & cooling systems.
  • Pressure Valves

    Pressure Valves
    Pressure valves used to automatically feed water to a system whenever pressure in the system drops below the pressure setting of the valve.
  • Radiator Valves & Operators

    Radiator Valves & Operators
    Radiator parts including Air Valves, Non-Electric Radiator Thermostats, and Operators
  • Relays

    Relays
    A relay is just a switch. The purpose of any switch is to turn something on and off. A relay turns HVAC equipment on or off. It's that easy.
  • Sealants

    Sealants

    HVAC Sealants including Water based sealants, Solvent based sealants, RTV silicone, and more!
  • Sight Glass

    Sight Glass

    Installation between liquid line drier and refrigerant-metering device
  • Switching Relays

    Switching Relays
    Switching Relays combine clearly-labeled PC board layouts with advanced features that allow you to completely customize your system.
  • Thermostats

    Thermostats
    A large selection of thermostats in many styles and colors. Provide electronic control of single-stage or multistage heating and cooling systems, including heat pump systems
  • Transformers

    Transformers
    Foot mount and universal HVAC transformers available in a variety of voltages.
  • UV Lights

    UV lights help make your home more healthy by eliminating airborne contaminants.  Easy to install, efficient, and very beneficial to your health makes these UV lights an easy purchase.
  • Water Feeders

    Water Feeders
    The Electric Water Feeder (EWF) monitors the output from a Low Water Cutoff (LWCO). When the LWCO detects a low water condition, it signals the EWF, which initiates a water-feed cycle. Since the EWF is fully programmable, it can feed as long as the Low Water Cutoff detects a low water condition (LWCO Mode) or feed a pre-determined amount.
  • Zone Control

    Zone Controls
    Zone Controls are contractor-friendly and loaded with advanced features, so you get the complete hydronic system control you want, quickly and easily.
  • Zone Dampers

    Zone Dampers
    Zone Dampers are used to control circulating air in heating, cooling and ventilating systems.
  • Zone Valves

    Zone Valves
    Use zone valves to provide individual room or area comfort control and energy savings. These valves are available in many versions and sizes to meet all your zone valve needs.
Sort By:
Page of 3
Taco FuelMizer SR501-OR-4 Switching Relay with Outdoor Reset Taco FuelMizer SR501-OR-4 Switching Relay with Outdoor Reset

  • Taco FuelMizer SR501-OR-4 Switching Relay with Outdoor Reset
  • Full outdoor boiler reset control
  • Can control system or zone valve circulator
  • Over-ride of outdoor reset when DHW tank is calling
  • Easy to install and set; will not affect boiler’s warranty
  • Front mounted LED lights for full diagnostic information
  • Ideal for retrofit applications of just about any hot water boiler

Usually Ships in 24 Hours
List Price: $234.50
Our Low Price: 159.95
2 in stock!
Taco SR504-EXP-4 Expandable Switching Relay - 4 Zone Taco SR504-EXP-4 Expandable Switching Relay - 4 Zone

  • Taco SR504-EXP-4 Expandable Switching Relay
  • 4 Zone Expandable Relay
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Premium Sealed Relays
  • Compact Design
  • Fuse Protected

Usually Ships in 24 Hours
List Price: $281.00
Our Low Price: 188.95
3 in stock!
(1)
Taco ZVC403-4 Zone Valve Control - 3 Zone Taco ZVC403-4 Zone Valve Control - 3 Zone

  • Taco ZVC403-4 Zone Valve Control
  • 3 Zone Valve Control
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Compact Design
  • Fuse Protected

Usually Ships in 24 Hours
List Price: $160.00
Our Low Price: 89.95
3 in stock!
Taco ZVC404-4 Zone Valve Control - 4 Zone with Priority Taco ZVC404-4 Zone Valve Control - 4 Zone with Priority

  • Taco ZVC404-4 Zone Valve Control
  • 4 Zone with Priority
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Fuse Protected
  • 24 Volt Power
  • Extended 3 Year Warranty
  • Made in the USA

Usually Ships in 24 Hours
List Price: $174.00
Our Low Price: 104.95
4 in stock!
Taco ZVC405-4 Zone Valve Control - 5 Zone Valve Control Taco ZVC405-4 Zone Valve Control - 5 Zone Valve Control

  • Taco ZVC405-4 Zone Valve Control
  • 5 Zone Valve Control
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Universal Thermostat Compatibility
  • 24 Volt Power Output for hard wired thermostats
  • Extended 3 Year Warranty
  • Made in the USA

Usually Ships in 24 Hours
List Price: $201.50
Our Low Price: 113.95
5 in stock!
Taco 561-5 Zone Valve - 3/4" Sweat 3-Way By-Pass Taco 561-5 Zone Valve - 3/4" Sweat 3-Way By-Pass

  • Taco 561-5 Zone Valve
  • 3/4” Sweat Zone Valve
  • 3-Way By-Pass
  • A 3-Way bypass version of the 570 Gold Series
  • Used to control the flow to a fan coil or terminal heating unit
  • Silent Operation
  • Twist Off Head
  • Easy to Install
  • 24 VAC Powered with Isolated End Switch
  • 100% Factory Tested
  • Made in the USA
  • 1-Year Warranty

Usually Ships in 24 Hours
List Price: $267.50
Our Low Price: 161.75
3 in stock!
Taco 571-2 Zone Valve - 3/4" Sweat 2-Way Taco 571-2 Zone Valve - 3/4" Sweat 2-Way

  • Taco 571-2 Zone Valve
  • 3/4" Sweat Zone Valve
  • 2 Way
  • Silent Operation
  • Twist Off Head
  • Easy to Install
  • 24 VAC Powered with Isolated End Switch
  • 100% Factory Tested
  • Made in the USA
  • 3 Year Head, 5 Year Body Warranty

Usually Ships in 24 Hours
List Price: $177.00
Our Low Price: 99.57
10 in stock!
(4)
Taco 555-050RP Zone Valve Power Head - Series 570 Taco 555-050RP Zone Valve Power Head

  • Taco 555-050RP Zone Valve Power Head
  • Zone Valve Power Head
  • For Taco Series 570 Zone Valves (570, 571, 572, & 573)
  • For Taco Series 550 Zone Valves (555, 556, & 557)

Usually Ships in 24 Hours
List Price: $114.00
Our Low Price: 70.40
3 in stock!
(1)
Taco 414-1 Waste Connector Taco 414-1 Waste Connector

  • Taco 414-1 Waste Connector
  • 1/4" NPT
  • Screws onto the outlet connection of the Hy-Vents (models 400, 426, 418) to provide a worry-free installation
  • The 1/4” threads easily connect to a waste line, preventing water damage if the vent ever leaks

Usually Ships in 24 Hours
List Price: $7.20
Our Low Price: 5.29
15 in stock!
Taco 417-3 Taco-Vent Coin Vent Taco 417-3 Taco-Vent Coin Vent

  • Taco 417-3 Taco-Vent Coin Vent
  • 1/8” NPT
  • Maximum Pressure 125 PSI
  • Maximum Temp 240° F
  • Maximum Venting Pressure 125 PSI
  • Suitable for use in water and low pressure steam applications
  • Installed on water or stream radiators the Taco automatic coin vent is the ideal air purging device

Usually Ships in 24 Hours
List Price: $10.65
Our Low Price: 6.49
4 in stock!
Taco Heat-Gard 5201  Direct Mount Thermostatic Operator for Radiators Taco Heat-Gard 5201 Direct Mount Thermostatic Operator

  • Taco Heat-Gard 5201 Direct Mount Thermostatic Operator
  • Self-acting adjustable non-electric thermostatic operator
  • Has an anti-freeze position
  • Adjustable max./min. temperature settings
  • Selected temperature locking feature
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be mounted on all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $92.00
Our Low Price: 52.95
4 in stock!
Honeywell 208417M Power Supply Board Honeywell 208417M Power Supply Board

Honeywell 208417M
Replacement Power Supply
120V 60 Hz Solid State Power Supply Assembly

Usually Ships in 24 Hours
List Price: $514.55
Our Low Price: $329.95
Sale Price: 150.00 Limited Quantity
1 in stock!
Fire Sense 60757 Black Wall Mounted Electric Fireplace Fire Sense 60757 Black Wall Mounted Electric Fireplace - 1350 W Heater

  • Fire Sense 60757 Black Wall Mounted Electric Fireplace
  • Full metal construction with glass front
  • Soft touch control panel
  • On/Off switch for heat and flame
  • Built in 1350 watt heater with thermostat
  • Creates 4600 BTU to heat a 200 sq. ft. area
  • 3D patented flame
  • Black finish
  • Sleek original design
  • Plugs in to any household outlet
  • Includes remote control and owners manual
  • CSA approved

Usually Ships in 24 to 48 Hours
List Price: $219.99
Our Low Price: 154.95
Broan 678 Ventilation Ceiling and Wall Mount Fan with Light - 50 CFM Broan 678 Ventilation Ceiling and Wall Mount Fan with Light - 50 CFM

  • Broan 678 Ventilation Ceiling and Wall Mount Fan with Light
  • 50 CFM, 2.5 Sones
  • Duct Size: 4" Round
  • Bright 100-watt lighting capacity
  • Bulb not included
  • Shatter-resistant light diffusing lens
  • Type IC (Insulation Contact)
  • Designer styled white polymeric grille complements virtually any decor
  • Plug-in, permanently lubricated motor

Usually Ships in 24 Hours
List Price: $98.22
Our Low Price: 42.95
(Out of Stock)
SUPCO IG412 Flat Silicon Carbide Hot Surface Igniter - Replaces Robertshaw 41-412 SUPCO IG412 Flat Silicon Carbide Hot Surface Igniter - Replaces Robertshaw 41-412

  • SUPCO IG412 Flat Silicon Carbide Hot Surface Igniter
  • Faster time to temperature response
  • Stronger more durable design
  • More robust in transit
  • Higher resistance to oxidation
  • Longer usable life
  • 18 gauge nickel copper high temperature fiberglass insulated lead wires
  • Replaces Robertshaw 41-412

Usually Ships in 24 Hours
Our Low Price: 19.95
2 in stock!
Taco V075C2A2ZB024Q4A1 Zone Sentry Zone Valve - 3/4" Sweat - Normally Open Taco V075C2A2ZB024Q4A1 Zone Sentry Zone Valve - 3/4" Sweat - Normally Open

Taco e-Smart

  • Taco V075C2A2ZB024Q4A1 Zone Sentry Zone Valve
  • 3/4" Sweat
  • Normally Open Position
  • Uses up to 93% less energy than other commonly installed zone valves
  • Multi function LED assists with troubleshooting
  • Bidirectional flow (you can't install the valve backwards)
  • The actuator mounts on the valve in either direction
  • 125 PSI shut-off pressure with industry leading Cv's
  • Quick release actuator mounting clip Manual override button
  • Positional indicator shows the ball valve's actual position

Usually Ships in 24 Hours
List Price: $148.00
Our Low Price: 88.95
4 in stock!
Dust Free 09615 Bio-Fighter LS24V16 LightStick HO UV Light - 16" Replacement Bulb Dust Free 09615 for Bio-Fighter LS24V16 LightStick HO UV Light - 16" Replacement Bulb

  • Dust Free 09615 for Bio-Fighter LS24V16 LightStick HO UV Light - Replacement Bulb
  • 16" Replacement Bulb Only
  • Part # 09615 / 212867-00
  • For Bio-Fighter LS24V16 LightStick HO UV Light System
  • 16" UV-C Light Bulb Only

Usually Ships in 24 Hours
List Price: $112.75
Our Low Price: 89.95
5 in stock!
(3)
AquaGuard AG-1100+ Drain Pan Float Switch AquaGuard AG-1100+ Drain Pan Float Switch

  • AquaGuard AG-1100+ Drain Pan Float Switch
  • Protective housing keeps out insulation and debris
  • The industry leading float switch for metal drain pans
  • 5 amp high-capacity sensor designed for metal pans
  • Easy, no-drill installation
  • Includes AG-1100+ magnetic float switch, 6' wire, 2 thumbscrews

Usually Ships in 24 Hours
List Price: $18.97
Our Low Price: 10.75
6 in stock!
AquaGuard AG-3150E Water Sensor For Auxillary Drain AquaGuard AG-3150E Water Sensor For Auxillary Drain

  • AquaGuard AG-3150E Water Sensor For Auxillary Drain

  • Patent Pending Smart Sensor Technology with Time Delay
  • Redesigned Probe Sensor for Increased Reliability
  • Bonus Secondary Sensor with Water Detection LED Light – TWO SENSORS FOR THE PRICE OF ONE
  • 6 Feet of Both Probe & Sensor Wire
  • 5 Amp, 24 Volts AC Solid State Sensor with Water Detection LED Light

Usually Ships in 24 Hours
List Price: $31.57
Our Low Price: 17.95
4 in stock!
Taco 329-4 Cast Iron Pressure Reducing Valve -  Sweat Taco 329-4 Cast Iron Pressure Reducing Valve - Sweat

  • Taco 329-4 Pressure Reducing Valve
  • Cast Iron
  • Connection Sizes: 1/2” Sweat Union Inlet, 1/2” NPT Outlet
  • Adjustable from 10 - 25 PSI
  • Built-in Check-Prevents emptying system in incoming pressure fails
  • Fast Fill Rates
  • Exclusive Lockable Fast-Fill Lever
  • (Replaces Taco 329-3)

Usually Ships in 24 Hours
List Price: $89.59
Our Low Price: 43.29
3 in stock!
(1)