LYNDHURST, N.J. — Navac, a supplier of HVAC vacuum pumps in addition to a wide array of tools, gauges, charging machines, recovery units, and other industry-specific items, has introduced the a ...

Any time the internal piping or components of a refrigeration system are exposed to atmospheric air, they must be completely evacuated before refrigerant can be added into the system. Proper ...

We may receive a commission on purchases made from links. HVAC professionals need a good vacuum pump to evacuate air, moisture, and contaminants from refrigerant lines before recharging older systems ...

In principle, industrial vacuum pumps are merely compressors run with the inlet attached to the vacuum system and the outlet open to exhaust. In smaller sizes, compressors and vacuum pumps are often ...