Usually, that annoying whistling sound is caused by the flex line. Make sure that it is routed where there are no major bends or kinks in the line. If you have determined that your flex line isn’t the issue, the next thing to look at would be the gas supply pressure. We recommend that you call in a professional to check the pressure and make necessary adjustments.
How long does a 20lb propane cylinder last with a fire pit.
How long it will last will depend on the btu/h of the burner. A full 20lb tank has approximately 430,000 btu/h worth of gas. A fire ring that is 18” or smaller is recommended with a 20lb tank.
NO. OF BTUS | LB USAGE PER HOUR | NO. OF HOURS |
10000 | 0.5 lbs | 40 |
20000 | 0.9 lbs | 22 |
30000 | 1.4 lbs | 15 |