PSI to Foot Water 60°F Converter

Convert between PSI and feet of water column at 60°F for hydraulic systems, water management, and pressure calculations

PSI (pounds per square inch)

1 psi = 2.3067 ft H2O

Feet of Water at 60°F (ft H2O)

1 ft H2O = 0.4335 psi

Enter a value to see the conversion result

Pressure Scale Reference

PSI	⇔	Feet H2O (60°F)
1 psi	⇔	2.31 ft H2O
5 psi	⇔	11.53 ft H2O
10 psi	⇔	23.07 ft H2O
15 psi	⇔	34.60 ft H2O
30 psi	⇔	69.20 ft H2O
50 psi	⇔	115.33 ft H2O

Hydraulic Applications

Water Systems:
• Residential water pressure: 30-50 psi (69-115 ft H2O)
• City water main: 60-100 psi (138-231 ft H2O)
• Fire hydrant: 35 psi min (81 ft H2O)
• Boiler pressure: 12-15 psi (28-35 ft H2O)

Industrial Applications:
• Cooling tower head: 10-20 ft H2O (4.3-8.7 psi)
• Pump suction: 5-15 ft H2O (2.2-6.5 psi)
• Tank pressure: 25-100 ft H2O (11-43 psi)
• Process equipment: 50-200 ft H2O (22-87 psi)

HVAC & Plumbing:
• Static head: 1 ft H2O per story
• Pump head calculation: ft H2O
• System pressure drop: 5-25 ft H2O
• Pressure test: 150% working pressure

Pressure Units

PSI: Pounds per square inch
ft H2O: Feet of water column
Temperature: 60°F (15.56°C)
Density: 62.37 lb/ft³

Usage Tips

ft H2O for pump calculations
PSI for system pressure
Temperature dependent
Static vs dynamic head

Applications

Hydraulics: Pump sizing
HVAC: System design
Plumbing: Pressure calculations
Process: Equipment design