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LD Series Rectangular Dampers with 3 Wire Actuator and LED

iO HVAC Controls

SKU: LD-XXXX
Price range: $190.95 through $385.70
Select options
This product has multiple variants. The options may be chosen on the product page
Aprilaire 2516 Media Air Cleaner, 31×28, Merv 16

Aprilaire

SKU: 2516
$244.99
MSRP: $281.74
You save 15%
AprilAire 2516 Media Air Cleaner quantity
80V Integrated Furnace Control Kit

White-Rodgers

SKU: 50A65-5165

Rated 5.00 out of 5
$119.41
White-Rodgers 50A65-5165 Trane Integrated Furnace Control Replacement quantity
Comfort System Dual Indoor Remote Sensor

iO HVAC Controls

SKU: T-S2

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Retrofit Round and Rectangular Compatible Dampers

iO HVAC Controls

SKU: CRD-XX
Price range: $144.03 through $162.84
Select options
This product has multiple variants. The options may be chosen on the product page
Water Sensor – Reliable Leak Detection for HVAC Systems

Rheem

SKU: 47-104184-01K
$7.74
MSRP: $8.90
You save 15%
Rheem 47-104184-01K Water Sensor – Reliable Leak Detection for HVAC Systems quantity
Aprilaire 5838 Replacement Washable Filter

Aprilaire

SKU: 5838

Rated 5 out of 5
$27.17
MSRP: $31.25
You save 15%
Aprilaire 5838 Replacement Washable Filter quantity
Nu-Calgon 5010-21 NuStart Compressor Soft Starter, Single Phase, 208/230VAC, 16-32A FLA/RLA

Nu-Calgon

SKU: 5010-21

Rated 5.00 out of 5
$272.99
MSRP: $350.32
You save 22%
Nu-Calgon 5010-21 NuStart Compressor Soft Starter, Single Phase, 208/230VAC, 16-32A FLA/RLA quantity
Sale!
Non-Programmable Atlas Thermostat

iO HVAC Controls

SKU: T32-VNP
Original price was: $56.33.Current price is: $29.99.
MSRP: $82.53
You save 64%
iO HVAC 3H/2C Vertical non-programmable Atlas Thermostat quantity
Pro Condensate Pump, 120V, 16 ft Lift, Built-In Safety Switch

Asurity

SKU: PROCP-16

Rated 5.00 out of 5
$47.99
MSRP: $55.19
You save 15%
Asurity PROCP-16 Pro Condensate Pump, 120V, 16 ft Lift, Built-In Safety Switch quantity
N-86 Ice Machine Water Valve (120V)

Robertshaw

SKU: IMV-708

Rated 3.00 out of 5
$17.33
MSRP: $61.95
You save 72%
Robertshaw IMV-708 N-86 Ice Machine Water Valve, 120V quantity
Foot Mounted 120/208/240 Vac Transformer

Resideo

SKU: AT140A1018
$20.58
Honeywell AT140A1018 40VA General-Purpose Transformer, Foot Mounted quantity
PRO Vertical Non-Programmable Thermostat

Resideo

SKU: TH1210DV1007
$46.99
Honeywell PRO TH1210DV1007 Vertical Non-Programmable Thermostat quantity
3 Amp Manual Reset Circuit Breaker

Energy Saving Products (ESP)

SKU: POP3
$11.99
MSRP: $13.79
You save 15%
ESP POP3 Li'l Popper 3 Amp Control Circuit Breaker, Manual Reset quantity
Softstart Home 3 Ton

DiversiTech

SKU: SSH3T

Rated 4.50 out of 5
$267.99
MSRP: $308.19
You save 15%
DiversiTech SSH3T SoftStart Home Soft Starter for Central AC & Heat Pump | Up to 3-Ton 32000 BTU | 110V-220V quantity
Heavy Duty 36″ Cable Zip Ties 50-Pack, UV Black, 175lb Tensile Strength

Jackson Systems

SKU: ZIPTIE-36inBlack50
$9.99
MSRP: $14.94
You save 33%
Heavy Duty 36" Cable Zip Ties 50-Pack, UV Black, 175lb Tensile Strength quantity
24VAC 2-Pole Definite Purpose Economy Contactor

Resideo

SKU: DP2030A1004
$12.58
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1 Pole Contactor, Replaces 1-1/2 Pole Devices

White-Rodgers

SKU: 94-388
$19.83
MSRP: $34.82
You save 43%
White-Rodgers 94-388 1 Pole Contactor, Replaces 1-1/2 Pole Devices quantity
90 in-lb Non-Spring Return, Modulating Direct Coupled Actuator

Belimo

SKU: NMB24-SR us

$277.20Add to Cart for Savings

Belimo NMB24-SR US 90 in-lb Non-Spring Return Direct Coupled Actuator quantity
Trion 455602-125 Air Bear Supreme AB1400 16X25X5 MERV-8 Air Cleaner, White

Trion IAQ

SKU: 455602-125
$114.28
MSRP: $131.43
You save 15%
Trion 455602-125 Air Bear Supreme AB1400 16 x 25 x 5 MERV 8 Air Cleaner quantity
Bronze 3/4″ Compact Cartridge Circulator Pump, Sweat

Taco Comfort Solutions

SKU: 006-B4

Rated 5.00 out of 5
$334.99
MSRP: $385.24
You save 15%
Taco 006-B4 Compact, Sweat 3/4in Cartridge Circulator Pump in Bronze quantity
Multi-Port Ventilation Fan, 120V

Fantech

SKU: CVS-300A
$389.99
MSRP: $465.00
You save 16%
Fantech CVS-300A Inline Multi-Port Ventilation Fan, 120V quantity
Oil Burner Control – OEM Replacement

ICM Controls

SKU: ICM1502

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM1502 Oil Burner Control, Honeywell OEM Replacement quantity
4-Zone Universal Zone Control Panel with ESP

iO HVAC Controls

SKU: ZP4-ESP

$539.83Add to Cart for Savings

iO HVAC Controls ZP4-ESP 4-Zone Universal 3H/2C Zone Panel with ESP quantity
Navien 20018013A Silicone O-Ring 31.7 x 3.5 for Boilers and Water Heaters

Navien

SKU: 20018013A

Rated 5.00 out of 5
$1.00
MSRP: $1.15
You save 15%
Navien 20018013A Silicone O-Ring 31.7 x 3.5 for Boilers and Water Heaters quantity
Honeywell 37356-520 Rajah Connector

Honeywell Home

SKU: 37356-520
$8.34
MSRP: $73.54
You save 89%
Honeywell 37356-520 Rajah Connector quantity
O2 Electrochemical Replacement Smart Sensor, 0–25% Volume

QEL

SKU: 85930-916-000
$195.96
QEL 85930-916-000 O2 Electrochemical Replacement Smart Sensor, 0-25% Volume quantity
Single-stage 1H/1C non-programmable thermostat, battery or 24V

Pro1 IAQ

SKU: T601-2
$40.25
MSRP: $79.44
You save 49%
PRO1 T601-2 Digital Non-Programmable Thermostat, 1H/1C, 2 Sq In Display, 24V quantity
Replacement Filter for Aprilaire 5000 Air Purifier

Aprilaire

SKU: 501

Rated 5.00 out of 5
$55.99
AprilAire 501 MERV 15 Equivalent Air Filter for Whole-House Electronic Air Purifier Model 5000 quantity
48″ Snap-Fit Thermocouple, Extra Insulation

Robertshaw

SKU: 1980-048
$8.70
MSRP: $22.38
You save 61%
Robertshaw 1980-048 - 48" Snap-Fit Thermocouple quantity
Wire Saver C-Wire Power Adapter for Smart or RedLINK 8000 Thermostats

Resideo

SKU: THP9045A2098
$34.88
Honeywell THP9045A2098 Wire Saver C-Wire Power Adapter with magnetic mount for Smart Thermostats or RedLINK 8000 series models quantity
18 AWG 4C Str Shielded Plenum, 1000ft Reel-in-Box

Genesis

SKU: TSP-18/4
$380.28
MSRP: $437.32
You save 15%
Genesis TSP-18/4 (32152112) Twisted, Shielded, Plenum-Rated Wire, 1000ft quantity
Wired outdoor/slab remote temperature sensor for Pro1 IAQ thermostats

Pro1 IAQ

SKU: R250S
$31.15
MSRP: $65.93
You save 53%
Pro1 R250S Wired Outdoor/Slab Temperature Sensor for T755S, T855SH, T855iSH quantity
HVAC/R Temperature Meter -58°F to 572°F

UEi

SKU: PDT650

Rated 5.00 out of 5
$28.90
UEi PDT650 Folding Digital Pocket Thermometer – HVAC/R Temperature Meter -58°F to 572°F quantity
Blue Commercial Universal 7-Day Programable Thermostat

White-Rodgers

SKU: 1F95-0680
$141.71
White-Rodgers 1F95-0680 Commercial Universal Programable Thermostat quantity
Single-stage heat-only low voltage thermostat

Honeywell Home

SKU: T812A1002
$20.28
Honeywell Home T812A1002 Heat-Only Low Voltage Thermostat quantity
75VA General-Purpose Foot Mounted Transformer

Resideo

SKU: AT175F1023
$62.50
Honeywell AT175F1023 75VA General-Purpose Foot Mounted Transformer quantity
Sale!
Wall plate for Comfort-Set 90 Blue Touchscreen Series thermostats

White-Rodgers

SKU: WP90-blue
Original price was: $15.99.Current price is: $6.47.
MSRP: $20.10
You save 68%
White-Rodgers WP90-blue Wall Cover Plate for 90 Series Blue Touchscreen Thermostats quantity
Replacement pad frame for HE260, HE265, HE360 & HE365 humidifiers

Honeywell Home

SKU: 32001632-001

Rated 4.67 out of 5
$42.74
Honeywell 32001632-001 Humidifier Pad Frame for HE-Model Humidifiers quantity
ecobee EB-PEK2-01 Power Extender Kit For Homes Without A C Or Common Wire

ecobee

SKU: EB-PEK2-01
$24.99
ecobee EB-PEK2-01 Power Extender Kit For Homes Without A C Or Common Wire quantity
Condensate Safety Overflow Switch – Flood Prevention Switches

DiversiTech

SKU: CS-3
$13.40
MSRP: $15.41
You save 15%
DiversiTech CS-3 Condensate Safety Overflow Switch (Pan Switch) quantity
Dual Readout Thermometer with 2 Thermocouple Clamps

Hilmor

SKU: 1839106

Rated 4.50 out of 5
$175.90
Hilmor 1839106 - Dual Readout Thermometer w/ Thermocouple with 2 Clamps quantity
16″ x 25″ Replacement Filter Cartridge

Resideo

SKU: FR8000F1625

Rated 4.67 out of 5
$154.60
Honeywell FR8000F1625 TrueClean 16x25 Filter Cartridge quantity
18 AWG 6C Str Shielded Plenum, Natural, 250ft Reels

Genesis

SKU: TSSP-18/6

Rated 5.00 out of 5
$107.64
MSRP: $123.78
You save 15%
Genesis TSSP-18/6 (32160312) Stranded, Shielded, Plenum-Rated Wire, 250ft quantity
Remote Indoor Temperature Sensor for 5300 and 5400 Thermostats

Braeburn

SKU: 5390
$17.67
MSRP: $20.32
You save 15%
Braeburn 5390 Remote Indoor Temperature Sensor, Contemporary Design quantity
24VAC Two Pole Double Throw Semi-Enclosed Relay

White-Rodgers

SKU: 90-340
$8.97
MSRP: $10.32
You save 15%
White-Rodgers 90-340 24VAC Two Pole Double Throw Semi-Enclosed Relay quantity
24-VAC Heavy-Duty General-Purpose Fan Relay

White-Rodgers

SKU: 90-380
$9.99
White-Rodgers 90-380 24-VAC Heavy-Duty General-Purpose Fan Relay quantity
12″ Filter Cassette Duct with MERV5 Panel Filter

Fantech

SKU: 44686
$231.95
MSRP: $266.74
You save 15%
Fantech FGR-12 12in Filter Cassette Duct with MERV5 Panel Filter quantity