Read Gauge

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How to Read Your Propane Tank Gauge

Tank Gauges:
The majority of our tank gauges are Rochester gauges that display to the number "80." The tank can be only be filled to 80% to allow for heat expansion. They may be filled to 70% or 75% during the summer when the temperature outside is much warmer.

% to Gallons Table for Propane Tanks

% in Tank	120-Gal (420# Cyl)	250-Gal (2-420# Cyls)	325-Gal (3-420# Cyls)	500-Gal (4-420# Cyls)	1,000 Gal
80%	96	200	260	400	800
70%	84	175	228	350	700
60%	72	150	195	300	600
50%	60	125	163	250	500
40%	48	100	130	200	400
30%	36	75	98	150	300
20%	24	50	65	100	200
10%	12	25	33	50	100

Note: This is an approximation only. Fluctuating temperatures or condition changes could affect the % reflected during the day.

91,500 BTU's burn one gallon of propane in one hour.
For example, a gas logs burner that has 40,000 BTUs, would take two hours to burn one gallon of gas if the set ran constantly.

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