![Amazon.com: CARBO Instruments Stainless Steel Pressure Gauge Dual Display (-30 / 0 / +100 inHg/psi/kPa) - 2 1-2" Glycerine Liquid Filled Water Air Oil Gas Gauge with Polycarbonate Lens - Compound Vacuum - Amazon.com: CARBO Instruments Stainless Steel Pressure Gauge Dual Display (-30 / 0 / +100 inHg/psi/kPa) - 2 1-2" Glycerine Liquid Filled Water Air Oil Gas Gauge with Polycarbonate Lens - Compound Vacuum -](https://m.media-amazon.com/images/I/81ptbLN4mEL.jpg)
Amazon.com: CARBO Instruments Stainless Steel Pressure Gauge Dual Display (-30 / 0 / +100 inHg/psi/kPa) - 2 1-2" Glycerine Liquid Filled Water Air Oil Gas Gauge with Polycarbonate Lens - Compound Vacuum -
![Dwyer DPGAB-00 - Digital Pressure Gauges, Air and Compatible Gases, 30 inches Hg / 0.01 psi | TEquipment Dwyer DPGAB-00 - Digital Pressure Gauges, Air and Compatible Gases, 30 inches Hg / 0.01 psi | TEquipment](https://res.cloudinary.com/iwh/image/upload/q_auto,g_center/w_1024,h_768,c_lpad/assets/1/26/Dwyer_DPGAB.jpg)
Dwyer DPGAB-00 - Digital Pressure Gauges, Air and Compatible Gases, 30 inches Hg / 0.01 psi | TEquipment
![SOLVED: Your local weather report announces that the barometric pressure is 30.44 in Hg. Convert this pressure to psi. SOLVED: Your local weather report announces that the barometric pressure is 30.44 in Hg. Convert this pressure to psi.](https://cdn.numerade.com/ask_previews/b290eb53-36da-4222-beb2-f6eada4c96e8_large.jpg)
SOLVED: Your local weather report announces that the barometric pressure is 30.44 in Hg. Convert this pressure to psi.
HVAC Know It All - After a recent conversation regarding vacuums and units of measure I found this handy conversion table. 1" Hg Absolute is equal to about roughly 1/2 PSIA. Pressure
![Baker Instruments LVBNA Series Stainless Steel Vacuum Pressure Gauge, -30 to 30 inHg/psi, 2.5" Dial, -3/2/3% Accuracy, 1/4" NPT Bottom Mount : Amazon.ca: Industrial & Scientific Baker Instruments LVBNA Series Stainless Steel Vacuum Pressure Gauge, -30 to 30 inHg/psi, 2.5" Dial, -3/2/3% Accuracy, 1/4" NPT Bottom Mount : Amazon.ca: Industrial & Scientific](https://m.media-amazon.com/images/I/71C3o6sKMoL.jpg)
Baker Instruments LVBNA Series Stainless Steel Vacuum Pressure Gauge, -30 to 30 inHg/psi, 2.5" Dial, -3/2/3% Accuracy, 1/4" NPT Bottom Mount : Amazon.ca: Industrial & Scientific
ASHCROFT, 30 inHg (inches of Mercury) to 30 psi in Hg/psi, 4 1/2 in Dial, Process Vacuum Gauge - 5RXZ7|451259SD04LVAC - Grainger
![Amazon.com: MOTOR METER RACING 2-1/16" 52mm Mechanical Boost/Vacuum Gauge -30 inHg 30 PSI Black Dial Amber Light for Car Truck : Automotive Amazon.com: MOTOR METER RACING 2-1/16" 52mm Mechanical Boost/Vacuum Gauge -30 inHg 30 PSI Black Dial Amber Light for Car Truck : Automotive](https://m.media-amazon.com/images/I/71lG1S+-sDL.jpg)