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Showing 3121–3168 of 66613 resultsSorted by popularity

1/2″ x 3/4″ Gas Valve with Side Outlets

White-Rodgers

SKU: 36C03-333

$134.39Add to Cart for Savings

White-Rodgers 36C03-333 1/2in x 3/4in Gas Valve with Side Outlets quantity
Combination Gas Valve, Single Stage, 1/2 x 1/2 NPT

White-Rodgers

SKU: 36J24-614
$100.09
White-Rodgers 36J24-614 Single-Stage Combination Gas Valve quantity
Fresh Air Intake Ventilator with Powered Damper and Filter

Aprilaire

SKU: 8145
$355.06
Aprilaire 8145 Whole-House Fresh Air Intake Ventilator, MERV 6 Filter quantity
Remote Control Sounder Assembly with Double Gang Cover Plate

Air Products and Controls

SKU: MSR-50RKA/W
$78.03
MSRP: $89.74
You save 15%
APC MSR-50RKA/W Remote Alarm Accessory Kit quantity
Refrigerator Cold Control Replacement Part

Robertshaw

SKU: K50Q-1125-001
$18.02
Read more
5-Blade Downspout Crimper for 1-1/4″ Long Double Crimps

Malco

SKU: C4R
$44.68
MSRP: $51.39
You save 15%
Malco C4R 5-Blade Downspout Crimper for 1-1/4in Long Double Crimps quantity
Tube Flaring Gauge with 6 Sizes for Precise Measurements

NAVAC

SKU: NFG1
$22.00
NAVAC NFG1 Tube Flare Gauge with 6 Sizes quantity
Cordless 4CFM Vacuum Pump, Lithium Battery

NAVAC

SKU: NP4DLM
$949.13
NAVAC NP4DLM Cordless 4CFM Vacuum Pump, 4CFM Flow Rate quantity
Premium Compact 2CFM Vacuum Pump, Single Stage

CPS Products

SKU: VPC2SU

Rated 5.00 out of 5

$161.02Add to Cart for Savings

CPS VPC2SU Premium Compact 2 CFM Vacuum Pump, Single-Stage quantity
Lead Free Variable Speed AquaPUMP Circulator

Resideo

SKU: PCVF-ECM2020-LF
$421.80
Read more
1/2″ 24V Dual Gas Valve with 150k BTU Capacity

Robertshaw

SKU: 720-472
$221.54
MSRP: $475.05
You save 53%
Robertshaw 720-472 1/2in 24V Dual Gas Valve with 150k BTU Capacity quantity
Universal 24V Dual Gas Valve Kit

Robertshaw

SKU: 720-079
$168.15
MSRP: $360.69
You save 53%
Robertshaw 720-079 Universal 24V Dual Gas Valve Kit quantity
Low Capacity Gas Valve with NO Pressure Regulation

Robertshaw

SKU: 710-501
$241.49
Robertshaw 710-501 Low Capacity Gas Valve, NO Pressure Regulation quantity
Multi-Pleat 20″ x 24″ x 4″ Air Filter, MERV 8

Koch Filter Corporation

SKU: GEN-20244M10

Rated 5.00 out of 5
$21.01
MSRP: $24.16
You save 15%
Koch 102-700-029 20x24x4 MERV 8 Multi-Pleat XL8 Air Filter quantity
Electronic Wireless Scale, Bluetooth

NAVAC

SKU: NRS2i01
$261.00
NAVAC NRS2i01 Bluetooth Wireless Electronic Refrigerant Scale quantity
Multi-Pleat 16″ x 20″ x 1″ Air Filter, MERV 11

Koch Filter Corporation

SKU: GEN-16201M11
$22.98
MSRP: $26.43
You save 15%
Koch 102-499-006 16x20x1 MERV 11 Multi-Pleat XL11 Air Filter quantity
Nest Learning Thermostat in MIRROR BLACK

Nest

SKU: GT3018US
$249.99
Read more
45in-lb Actuator with Fail-Safe, Compact

KMC Controls

SKU: MEP-4552
$156.58
MSRP: $180.07
You save 15%
KMC MEP-4552 Spring-Return 45in-lb Actuator with Fail-Safe quantity
1/2″ Press Zone Valve with End Switch

Resideo

SKU: V8043E1411
$141.08
Honeywell V8043E1411 1/2in Viega Pro Press Zone Valve with End Switch quantity
Single Stage Lennox Furnace Control Replacement Kit

White-Rodgers

SKU: 50M56U-801
$117.03
White-Rodgers 50M56U-801 Single-Stage Lennox Furnace Control Kit quantity
Universal Integrated Furnace Control Kit

White-Rodgers

SKU: 21V51U-843
$281.74
White-Rodgers 21V51U-843 Universal Integrated Furnace Control Kit quantity
Filter frame upgrade kit for Model 2400 air cleaners

Aprilaire

SKU: 4894
$13.50
MSRP: $15.53
You save 13%
Aprilaire 4894 Filter Frame Upgrade Kit for Model 2400 Air Cleaners quantity
Universal Pilot Burner for NG/LP

Resideo

SKU: Q314U1001
$67.43
Honeywell Q314U1001 Universal Pilot Burner for NG/LP quantity
20/8 Non-Plenum Rated Thermostat Wire

Honeywell Home

SKU: 20/8-TW
Price range: $92.15 through $895.44
Select options
This product has multiple variants. The options may be chosen on the product page
SuitePRO 3-Speed Fan Coil Thermostat

Resideo

SKU: TB6575B1000

Rated 5.00 out of 5
$180.93
Honeywell TB6575B1000 SuitePRO 3-Speed Fan Coil Thermostat quantity
Damper Positioner Dial with NEMA 4 Housing

Belimo

SKU: SGA24

Rated 5.00 out of 5
$136.80
Belimo SGA24 Damper Positioner Dial with NEMA 2 Housing quantity
18 AWG 6-Conductor Twisted Shielded Plenum Wire, 1000ft

Genesis

SKU: TSP-18/6
$535.51
MSRP: $615.83
You save 15%
Genesis TSP-18/6 Twisted Shielded Plenum-Rated Wire, 1000ft Roll quantity
Non-Shielded, Stranded Plenum-Rated Cable, 1000ft

Honeywell Home

SKU: NSP-16/2
$339.32
MSRP: $390.21
You save 15%
Honeywell NSP-16/2 Non-Shielded, Stranded Plenum-Rated Cable, 1000ft quantity
15 ft steam hose kit for advanced electrode humidifiers

Honeywell Home

SKU: HM750AHOSEKIT
$203.88
Honeywell HM750AHOSEKIT Advanced Electrode Humidifier 15 ft Steam Hose Kit quantity
Motor Monitor to be Used with iO-Twin

iO HVAC Controls

SKU: iO-Twin-MM

$197.03Add to Cart for Savings

iO HVAC Controls iO-Twin-MM Motor Monitor to be Used with iO-Twin quantity
7-Day Programmable Line Voltage Thermostat

Resideo

SKU: TH115-AF-GA

Rated 5.00 out of 5
$257.48
Honeywell TH115-AF-GA 7-Day Programmable Line Voltage Thermostat quantity
20″ x 25″ x 5″ MERV 11 Cartridge Media Filter

GeneralAire

SKU: 4551
$52.23
Read more
Alarm Smoke/CO Listener and Mobile Notifications

Ring

SKU: 4SS1S8-0EN0
$35.00
Read more
Wireless Carbon Monoxide Detector with CO Sensor Self-Test

UEi

SKU: COA2
$221.58
UEi COA2 Wireless Carbon Monoxide Detector with CO Sensor Self-Test quantity
Hot Block Heat-Stop Putty, 1lb Tb

SolderWeld

SKU: SW-HB1
$50.99
MSRP: $58.64
You save 15%
SolderWeld SW-HB1 Hot Block Heat-Stop Putty, 1lb Tb quantity
Hardwired Video Doorbell with Advanced Security

Ring

SKU: 8VR1P6-0EN0
$249.00
Read more
Yale Lock with Nest Connect – Bronze – US

Nest

SKU: RB-YRD540-WV-0BP
$279.00
Google Nest RB-YRD540-WV-0BP Yale Lock with Connect in Bronze, US quantity
Non-Programmable 2H/2C Heat Pump Thermostat, Dual-Powered

Aprilaire

SKU: 8448
$77.99
Read more
Wireless Zoning Adapter Kit With Programmable Wireless Adapter

Resideo

SKU: YTH6320R1023
$257.39
Honeywell YTH6320R1023 Wireless Zoning Adapter Kit quantity
Weather-proof enclosure for SL-2000 Series duct smoke detectors

Air Products and Controls

SKU: WP-2000
$339.99
MSRP: $390.99
You save 15%
APC WP-2000 Weather-Proof Enclosure for SL-2000 Series Duct Smoke Detectors quantity
16″ x 10″ Electronic Air Cleaner Cell for F300E1001

Resideo

SKU: FC37A1114
$318.84
MSRP: $698.60
You save 54%
Honeywell EAC Cell FC37A1114 16 x 10 for F300E1001 quantity
CommercialPro 3H/2C 2H/2C Programmable Thermostat

Resideo

SKU: TB7220U1012
$318.35
Read more
High-Pressure C02 Cartridges – 12 Pack

Energy Saving Products (ESP)

SKU: CO2-12
$25.02
MSRP: $28.79
You save 13%
ESP CO2-12 High-Pressure CO2 Cartridges, 12 Pack quantity
Portable Work Light 570 Lumens, 10W COB

MA-Line

SKU: MA-WL10C
$11.71
MSRP: $13.46
You save 15%
MA-Line MA-WL10C Portable Work Light, 570 Lumens, 10W COB quantity
16-Piece Hex Magnetic Nut Driver Kit

MA-Line

SKU: MA-NDK16
$30.76
MSRP: $35.38
You save 15%
MA-Line MA-NDK16 16-Piece Hex Magnetic Nut Driver Kit quantity
5-50V AC/DC Twin Testleads (SE)

MA-Line

SKU: MA-8202A
$7.62
MSRP: $8.77
You save 15%
MA-Line MA-8202A 5-50V AC/DC Twin Testleads (SE) quantity
Digital Mini Auto-Ranging Clamp-On Meter

MA-Line

SKU: MA-3268R
$45.19
MSRP: $51.97
You save 15%
MA-Line MA-3268R Digital Mini Auto-Ranging Clamp-On Multimeter quantity
Whole House Humidifier Pad – Fits RP, Chippewa and Walton

Honeywell Home

SKU: HC18P1009
$9.99
MSRP: $11.79
You save 15%
Honeywell HC18P1009 Whole House Humidifier Pad quantity