✅ Established extensive-time period general performance: Decades of use in HVAC and refrigeration systems have founded R-22 as Just about the most steady and dependable refrigerants at any time designed. As demand from customers proceeds for servicing older units, it’s important to know how to supply refrigerants properly and lawfully. https://r407crefrigerantforaircon24454.theobloggers.com/44468625/the-ultimate-guide-to-r22-refrigerant-gas-cylinder