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(866) 937-8247
Contact
SDS
Search
Products
Gases & Equipment
Gases
Specialty Gas Equipment
Telemetry
Industrial, Medical & Specialty Gases
Explore
Services
More than a delivery service
Accurate Cylinder Management
Eco-CO2
Gas Safety
Hydrogen Services
Nitrogen Services
Process Piping Design & Installation
Propane Services
Telemetry
Never Run Out: Real-time gas inventory management.
Explore
Industries
Industries we serve
Bars and Restaurants
Breweries
Crop Farming
Food Processing
Government and Municipalities
Medical Laboratories
Medical Practices
Metal Fabrication
Petroleum Refining and Related
Pharmaceuticals
Power
Rockets and Spacecraft
Smog Inspections
Water and Wastewater
Supporting industries throughout California
See more industries
Applications
How we can help
Aeration for Wastewater
Atmosphere Control
Bottling and Canning
Carbonation
Cryogenic Chilling
Environmental Testing
Fermentation & Oxygen Enrichment
Greenhouse CO2 Enrichment
Hydrogen Fueling
Inerting and Blanketing
Leak Detection
Modified Atmosphere Packaging
Supercritical CO2 Extraction
Welding
... and that's just the beginning.
See more applications
Stores
About
About
About
Leadership
Quality Certifications
Capabilities
Careers
Blog
Our Mission, History and Values
Learn more
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Kyle Wasson | 2 minutes | 03/03/2025
One Small Spark: A Celebration of Our Service-Driven History
SAN DIEGO, CA, February 14, 2025 — We’re proud to introduce the latest phase of WestAir’s brand evolution that honors our roots as a family-owned business while embracing modern customer service innovations. From its humble beginnings in 1970 with a $3,000 loan and borrowed delivery truck in San Diego County, WestAir has grown into a …
Nick Vasco | 4 minutes | 12/17/2024
What Is a Nitrogen Pump?
Learn what nitrogen pumps are, how they work, and which industries use them. Explore the benefits of nitrogen pump systems and see how to choose the right one.
Nick Vasco | 4 minutes | 12/17/2024
What Is the Difference Between Regular and Food Grade CO2?
Discover the main differences between regular and food-grade CO2. Learn about purity standards, safety requirements, and industry applications.
