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10 bestAir Conditioning Systemsof December 2025

112M consumers helped this year.

1

Refrigeration & Air Conditioning Technology
Refrigeration & Air Conditioning Technology

Cengage Learning

10.0

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22% off

2

FrostyCool R134a and R12 Replacement A/C Refrigerant Recharge Kit
FrostyCool R134a and R12 Replacement A/C Refrigerant Recharge Kit

FrostyCool

10.0

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6% off

3

GENUINE TOYOTA APPROVED S.E.T. SERVICERITE AC EVAPORATOR REFRESH KIT 00053-00008
GENUINE TOYOTA APPROVED S.E.T. SERVICERITE AC EVAPORATOR REFRESH KIT 00053-00008

Toyota

9.8

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4

Modern Refrigeration and Air Conditioning
Modern Refrigeration and Air Conditioning

9.5

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5

Refrigerant Charging and Service Procedures for Air Conditioning
Refrigerant Charging and Service Procedures for Air Conditioning

AC Service Tech LLC

9.3

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Related productsUp to 5% off

Auto Heating and Air Conditioning

Auto Heating and Air Conditioning

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Air Conditioning System Unit GOODMAN MODEL GSX160241 Waterproof Tan Nylon Cover By Comp Bind Technology Dimensions 29''W x 29''D x 32''H

Air Conditioning System Unit GOODMAN MODEL GSX160241 Waterproof Tan Nylon Cover By Comp Bind Technology Dimensions 29''W x 29''D x 32''H

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Mastercool 91046-A Air Conditioner System Flush Kit

Mastercool 91046-A Air Conditioner System Flush Kit

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Modern Refrigeration and Air Conditioning

Modern Refrigeration and Air Conditioning

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6

Refrigeration and Air Conditioning Technology
Refrigeration and Air Conditioning Technology

Cengage Learning

9.1

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7

Refrigeration and Air Conditioning Technology
Refrigeration and Air Conditioning Technology

Cengage Learning

8.8

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8

REKO Lighting R2000 Air Purifier Whole House Uv uvc Light in Duct for HVAC Ac (Air Conditioning) Duct
REKO Lighting R2000 Air Purifier Whole House Uv uvc Light in Duct for HVAC Ac (Air Conditioning) Duct

REKOLIGHTING

8.5

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9

Residential Duct Systems Manual D: Version 2.50
Residential Duct Systems Manual D: Version 2.50

8.3

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10

Air Conditioning Principles And Systems: An Energy Approach
Air Conditioning Principles And Systems: An Energy Approach

8.0

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