Billy C. Langley

Heat Pump Technology: Systems Design, Installation, and Troubleshooting

Billy C. Langley

$16.29 - $46.79

Air Conditioning and Refrigeration Troubleshooting Handbook

Billy C. Langley

$18.99 - $259.99

Major Appliances: Operation, Maintenance, Troubleshooting And Repair

Billy C. Langley

Out of Stock

Heating, Ventilating, Air Conditioning, and Refrigeration

Billy C. Langley

$8.39 - $9.59

Electric controls for refrigeration and air conditioning

Billy C. Langley

$7.39 - $19.79

Comfort Heating

Billy C. Langley

$4.89 - $5.79

Fundamentals of Refrigeration (Trade, Technology & Industry)

Billy C. Langley

Out of Stock

Refrigeration and Air Conditioning

Billy C. Langley

$22.09

Electromechanical and Electronic Controls for HVAC/R

Billy C. Langley

Out of Stock

Solid State Electronic Controls for Air Conditioning and Refrigeration

Billy C. Langley

$28.39 - $29.89

Plant Maintenance

Billy C. Langley

Out of Stock

Electrical Applications for Air Conditioning & Refrigeration Systems

Billy C. Langley

$33.09

Control Systems for Air Conditioning and Refrigeration

Billy C. Langley

$26.09 - $29.29

High-Efficiency Gas Furnace Troubleshooting Handbook

Billy C. Langley

Out of Stock

Cooling Systems Troubleshooting Handbook

Billy C. Langley

$33.89

Fine Tuning Air Conditioning and Refrigeration Systems

Billy C. Langley

Out of Stock

Boiler Operations

Billy C. Langley

$33.59

Refrigerant Management: The Recovery, Recycle, and Reclaim of CFCs

Billy C. Langley

$5.09

Principles and Service of Automotive Air Conditioning

Billy C. Langley

Out of Stock

Fundamentals of Air Conditioning Systems (2nd Edition)

Billy C. Langley

$14.19 - $27.29

Heating Systems Troubleshooting Handbook

Billy C. Langley

$25.19

Estimating Air Conditioning Systems

Billy C. Langley

Out of Stock

Operating at Peak Efficiency: A Technician's Guide to Servicing Hvac/R Equipment

Billy C. Langley

Out of Stock

Electricity for Refrigeration and Air Conditioning

Billy C. Langley

Out of Stock