Skip to content
HVAC and Refrigeration

HVAC and Refrigeration Total Products: 25001

Sub Collections

Air Treatment
Air Treatment
Cooling Fans and Air Circulators
Cooling Fans and Air Circulators
HVAC Controls and Thermostats
HVAC Controls and Thermostats
Air Conditioners and Accessories
Air Conditioners and Accessories
Replacement Parts
Replacement Parts
Duct Fans and Accessories
Duct Fans and Accessories
Roof Ventilators
Roof Ventilators
Ventilation Equipment and Supplies
Ventilation Equipment and Supplies
Central Equipment
Central Equipment
Gas Heaters and Accessories
Gas Heaters and Accessories
Air Filters
Air Filters
A/C Refrigeration and Accessories
A/C Refrigeration and Accessories
Roofing Repair Supplies
Roofing Repair Supplies
Industrial Blowers and Accessories
Industrial Blowers and Accessories
Electric Heaters and Accessories
Electric Heaters and Accessories
Ductwork Venting Fittings and Caps
Ductwork Venting Fittings and Caps
Hot Water and Steam Heating Systems and Accessorie
Hot Water and Steam Heating Systems and Accessorie
Electric Process Heaters and Accessories
Electric Process Heaters and Accessories
Oil and Kerosene Heaters and Accessories
Oil and Kerosene Heaters and Accessories
Exhaust Fans
Exhaust Fans
Tubeaxial Fans and Accessories
Tubeaxial Fans and Accessories
Shutters Dampers and Louvers
Shutters Dampers and Louvers
Specialty Fans and Accessories
Specialty Fans and Accessories
HVAC Test Instruments
HVAC Test Instruments
Fan Blades and Propellers
Fan Blades and Propellers
Refrigeration Test Equipment
Refrigeration Test Equipment
Pleated Air Filter 12x16x2 MERV 13
HVAC and Refrigeration - Unclassified
Level Control 150W 2 SPDT Snap Switch

Level Control 150W 2 SPDT Snap Switch

MCDONNELL MILLER
$2,243.72 - $2,243.72
$2,243.72
$2,243.72 - $2,243.72
$2,243.72

Level Control 150W 2 SPDT Snap Switch Fits Brand McDonnell and Miller

$2,243.72 - $2,243.72
$2,243.72
$2,243.72 - $2,243.72
$2,243.72
Level Control

Level Control

MCDONNELL MILLER
$5,093.83 - $5,093.83
$5,093.83
$5,093.83 - $5,093.83
$5,093.83

Level Control For Use With Mfr Model Number 176503 Fits Brand McDonnell and Miller

$5,093.83 - $5,093.83
$5,093.83
$5,093.83 - $5,093.83
$5,093.83
Level Pressure Control

Level Pressure Control

MCDONNELL MILLER
$2,577.87 - $2,577.87
$2,577.87
$2,577.87 - $2,577.87
$2,577.87

Level Pressure Control For Use With Mfr Model Number 176601 Fits Brand McDonnell and Miller

$2,577.87 - $2,577.87
$2,577.87
$2,577.87 - $2,577.87
$2,577.87
Level Control Snap Switch

Level Control Snap Switch

MCDONNELL MILLER
$3,274.40 - $3,274.40
$3,274.40
$3,274.40 - $3,274.40
$3,274.40

Level Control Snap Switch For Use With Mfr Model Number 172817 Fits Brand McDonnell and Miller

$3,274.40 - $3,274.40
$3,274.40
$3,274.40 - $3,274.40
$3,274.40
Level Control 157W 11-1/2

Level Control 157W 11-1/2

MCDONNELL MILLER
$2,994.80 - $2,994.80
$2,994.80
$2,994.80 - $2,994.80
$2,994.80

Level Control 157W 11-1/2 in For Use With Mfr Model Number 176220 Fits Brand McDonnell and Miller

$2,994.80 - $2,994.80
$2,994.80
$2,994.80 - $2,994.80
$2,994.80
Level Control Manrest Snap

Level Control Manrest Snap

MCDONNELL MILLER
$2,518.31 - $2,518.31
$2,518.31
$2,518.31 - $2,518.31
$2,518.31

Level Control Manrest Snap For Use With Mfr Model Number 172812 Fits Brand McDonnell and Miller

$2,518.31 - $2,518.31
$2,518.31
$2,518.31 - $2,518.31
$2,518.31
Level Control 1-1/4 Tap 3/4 G-Tap

Level Control 1-1/4 Tap 3/4 G-Tap

MCDONNELL MILLER
$2,504.01 - $2,504.01
$2,504.01
$2,504.01 - $2,504.01
$2,504.01

Level Control 1-1/4 in Tap 3/4 in G-Tap For Use With Mfr Model Number 173702 Fits Brand McDonnell and Miller

$2,504.01 - $2,504.01
$2,504.01
$2,504.01 - $2,504.01
$2,504.01
Water Control 150W Snap Switch

Water Control 150W Snap Switch

MCDONNELL MILLER
$2,397.84 - $2,397.84
$2,397.84
$2,397.84 - $2,397.84
$2,397.84

Water Control 150W Snap Switch For Use With Mfr Model Number 173502 Fits Brand McDonnell and Miller

$2,397.84 - $2,397.84
$2,397.84
$2,397.84 - $2,397.84
$2,397.84
Body Castings

Body Castings

MCDONNELL MILLER
$627.85 - $627.85
$627.85
$627.85 - $627.85
$627.85

Body Castings For Use With Mfr Model Number 157 Fits Brand McDonnell and Miller

$627.85 - $627.85
$627.85
$627.85 - $627.85
$627.85
Level Control Head Mechanism Snap Switch

Level Control Head Mechanism Snap Switch

MCDONNELL MILLER
$1,589.26 - $1,589.26
$1,589.26
$1,589.26 - $1,589.26
$1,589.26

Level Control Head Mechanism Snap Switch For Use With Mfr Model Number 150S-MD 173103 Fits Brand McDonnell and Miller

$1,589.26 - $1,589.26
$1,589.26
$1,589.26 - $1,589.26
$1,589.26
Level Control Head

Level Control Head

MCDONNELL MILLER
$1,704.71 - $1,704.71
$1,704.71
$1,704.71 - $1,704.71
$1,704.71

Level Control Head For Use With Mfr Model Number 150S-M-MD Fits Brand McDonnell and Miller

$1,704.71 - $1,704.71
$1,704.71
$1,704.71 - $1,704.71
$1,704.71
Control Unit

Control Unit

MCDONNELL MILLER
$940.85 - $940.85
$940.85
$940.85 - $940.85
$940.85

Control Unit For Use With Mfr Model Number 150E Fits Brand McDonnell and Miller

$940.85 - $940.85
$940.85
$940.85 - $940.85
$940.85
Casting

Casting

MCDONNELL MILLER
$693.01 - $693.01
$693.01
$693.01 - $693.01
$693.01

Casting For Use With Mfr Model Number 150 Fits Brand McDonnell and Miller

$693.01 - $693.01
$693.01
$693.01 - $693.01
$693.01
Water Feeder 24V

Water Feeder 24V

MCDONNELL MILLER
$1,448.48 - $1,448.48
$1,448.48
$1,448.48 - $1,448.48
$1,448.48

Water Feeder 24V Fits Brand McDonnell and Miller

$1,448.48 - $1,448.48
$1,448.48
$1,448.48 - $1,448.48
$1,448.48
Water Feeder 120V

Water Feeder 120V

MCDONNELL MILLER
$1,070.60 - $1,070.60
$1,070.60
$1,070.60 - $1,070.60
$1,070.60

Water Feeder 120V Fits Brand McDonnell and Miller

$1,070.60 - $1,070.60
$1,070.60
$1,070.60 - $1,070.60
$1,070.60
Filter 20 x 26 x 5

Filter 20 x 26 x 5

LENNOX
$485.28 - $485.28
$485.28
$485.28 - $485.28
$485.28

Filter 20 in x 26 in x 5 in For Use With Mfr Model Number X8785 Fits Brand Lennox

$485.28 - $485.28
$485.28
$485.28 - $485.28
$485.28
Replacement Filter 20 x 25 x 5

Replacement Filter 20 x 25 x 5

LENNOX
$435.29 - $435.29
$435.29
$435.29 - $435.29
$435.29

Replacement Filter 20 in x 25 in x 5 in Fits Brand Lennox

$435.29 - $435.29
$435.29
$435.29 - $435.29
$435.29
Female Coupler/Hose Adapter PK10

Female Coupler/Hose Adapter PK10

APPROVED VENDOR
$36.51 - $36.51
$36.51
$36.51 - $36.51
$36.51

Female Coupler/Hose Adapter Package Quantity 10

$36.51 - $36.51
$36.51
$36.51 - $36.51
$36.51
Filter 16 x 25 x 5

Filter 16 x 25 x 5

LENNOX
$376.89 - $376.89
$376.89
$376.89 - $376.89
$376.89

Filter 16 in x 25 in x 5 in Fits Brand Lennox

$376.89 - $376.89
$376.89
$376.89 - $376.89
$376.89
Filter 21 x 26 x 4

Filter 21 x 26 x 4

LENNOX
$98.32 - $98.32
$98.32
$98.32 - $98.32
$98.32

Filter 21 in x 26 in x 4 in For Use With Mfr Model Number X8348 Fits Brand Lennox

$98.32 - $98.32
$98.32
$98.32 - $98.32
$98.32
Quick Coupler Low Loss 1/4 In MxF 90 Deg

Quick Coupler Low Loss 1/4 In MxF 90 Deg

APPROVED VENDOR
$10.54 - $10.54
$10.54
$10.54 - $10.54
$10.54

Quick Coupler Low Loss Connection Size 1/4 in Male x 1/4 in Female 90 Degrees Angle Length 2 in For Use With Quick Connect/Disconnect Refrigeration...

View full Details
$10.54 - $10.54
$10.54
$10.54 - $10.54
$10.54
Filter 16-1/2 x 26 x 4

Filter 16-1/2 x 26 x 4

LENNOX
$147.41 - $147.41
$147.41
$147.41 - $147.41
$147.41

Filter 16-1/2 in x 26 in x 4 in Fits Brand Lennox

$147.41 - $147.41
$147.41
$147.41 - $147.41
$147.41
Quick Coupler Low Loss 1/4 In MxF 0 Deg

Quick Coupler Low Loss 1/4 In MxF 0 Deg

APPROVED VENDOR
$9.58 - $9.58
$9.58
$9.58 - $9.58
$9.58

Quick Coupler Low Loss Connection Size 1/4 in Male x 1/4 in Female 0 Degrees Angle Length 2 in For Use With Quick Connect/Disconnect Refrigeration ...

View full Details
$9.58 - $9.58
$9.58
$9.58 - $9.58
$9.58
Filter 25 x 20 x 6

Filter 25 x 20 x 6

LENNOX
$126.60 - $126.60
$126.60
$126.60 - $126.60
$126.60

Filter 25 in x 20 in x 6 in For Use With Mfr Model Number PMAC-20C-1 Fits Brand Lennox

$126.60 - $126.60
$126.60
$126.60 - $126.60
$126.60

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare