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One Source Engineering, Inc.
San Mateo , CA 94402
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Our Story
Our main lines of business include: Air Conditioning Equipment, Boilers, Ventilating Equipment.
One Source Engineering, Inc. has been listed in the Blue Book since 2020.
What We Do
- Air Conditioning Equipment
- Boilers--Sales & Rentals
- Ventilating Equipment
Regions & Counties Serviced
- San Francisco, Oakland, San Jose
California 1
- San Mateo
Our CSI Codes
23 05 13 - Common Motor Requirements for HVAC Equipment
23 06 30.13 - HVAC Fan Schedule
23 31 13.16 - Round and Flat-Oval Spiral Ducts
23 31 16.13 - Fibrous-Glass Ducts
23 31 16.16 - Thermoset Fiberglass-Reinforced Plastic Ducts
23 32 13 - Fabricated, Metal Air Plenums
23 32 36 - Air-Distribution Floor Plenums
23 32 39 - Air-Distribution Wall Plenums
23 32 43 - Air-Distribution Chases Formed by General Construction
23 34 13 - Axial HVAC Fans
23 34 16 - Centrifugal HVAC Fans
23 34 23 - HVAC Power Ventilators
23 35 16 - Engine Exhaust Systems
23 35 16.13 - Positive-Pressure Engine Exhaust Systems
23 35 16.16 - Mechanical Engine Exhaust Systems
23 36 13 - Constant-Air-Volume Units
23 36 16 - Variable-Air-Volume Units
23 37 16 - Fabric Air Distribution Devices
23 38 13 - Commercial-Kitchen Hoods
23 38 13.13 - Listed Commercial-Kitchen Hoods
23 38 13.16 - Standard Commercial-Kitchen Hoods
23 38 16 - Fume Hoods
23 41 43 - Ultra-Low Penetration Filtration
23 41 46 - Super Ultra-Low Penetration Filtration
23 43 13 - Washable Electronic Air Cleaners
23 43 16 - Agglomerator Electronic Air Cleaners
23 43 23 - Self-Contained Electronic Air Cleaners
23 50 00.00.01 - Central Heating Equipment
23 51 13.13 - Draft-Induction Fans
23 51 43 - Flue-Gas Filtration Equipment
23 51 43.13 - Gaseous Filtration
23 52 33.19 - Copper Water-Tube Boilers
23 52 13 - Electric Boilers
23 52 16 - Condensing Boilers
23 52 16.13 - Stainless-Steel Condensing Boilers
23 52 16.16 - Aluminum Condensing Boilers
23 52 19 - Pulse Combustion Boilers
23 52 23 - Cast-Iron Boilers
23 52 33 - Water-Tube Boilers
23 52 33.13 - Finned Water-Tube Boilers
23 52 33.16 - Steel Water-Tube Boilers
23 52 39 - Fire-Tube Boilers
23 52 39.13 - Scotch Marine Boilers
23 52 39.16 - Steel Fire-Tube Boilers
23 53 16 - Deaerators
23 57 19 - Liquid-to-Liquid Heat Exchangers
23 57 19.13 - Plate-Type, Liquid-to-Liquid Heat Exchangers
23 57 19.16 - Shell-Type, Liquid-to-Liquid Heat Exchangers
23 64 26 - Rotary-Screw Water Chillers
23 70 00.00.01 - Central HVAC Equipment
23 72 13 - Heat-Wheel Air-to-Air Energy-Recovery Equipment
23 72 16 - Heat-Pipe Air-to-Air Energy-Recovery Equipment
23 72 19 - Fixed-Plate Air-to-Air Energy-Recovery Equipment
23 72 23 - Packaged Air-to-Air Energy-Recovery Units
23 73 13 - Modular Indoor Central-Station Air-Handling Units
23 73 23 - Custom Indoor Central-Station Air-Handling Units
23 74 13 - Packaged, Outdoor, Central-Station Air-Handling Units
23 74 23.13 - Packaged, Direct-Fired, Outdoor, Heating-Only Makeup-Air Units
23 74 23.16 - Packaged, Indirect-Fired, Outdoor, Heating-Only Makeup-Air Units
23 74 33 - Packaged, Outdoor, Heating and Cooling Makeup Air-Conditioners
23 75 13 - Custom-Packaged, Outdoor, Central-Station Air-Handling Units
23 75 23 - Custom-Packaged, Outdoor, Heating and Ventilating Makeup-Air Units
23 75 33 - Custom-Packaged, Outdoor, Heating and Cooling Makeup Air-Conditioners
23 80 00.00.01 - Decentralized HVAC Equipment
23 81 13 - Packaged Terminal Air-Conditioners
23 81 16 - Room Air-Conditioners
23 81 19 - Self-Contained Air-Conditioners
23 81 19.13 - Small-Capacity Self-Contained Air-Conditioners
23 81 19.16 - Large-Capacity Self-Contained Air-Conditioners
23 81 23 - Computer-Room Air-Conditioners
23 81 26 - Split-System Air-Conditioners
23 82 13 - Valance Heating and Cooling Units
23 82 16 - Air Coils
23 82 19 - Fan Coil Units
33 81 33 - Communications Blowers, Fans, and Ventilation
42 11 13 - Low-Pressure Process Boilers
42 11 16 - Intermediate-Pressure Process Boilers
42 11 19 - High-Pressure Process Boilers
42 11 23 - Specialty Process Boilers
42 13 26 - Industrial Solar Radiation Heat Exchangers
43 11 13 - Gas Handling Fans
43 11 13.13 - Axial Gas Handling Fans
43 11 13.16 - Centrifugal Gas Handling Fans
43 11 23 - Gas Handling Blowers
48 11 13 - Fossil Fuel Electrical Power Plant Boilers
