If a water is fvir it does not have to be elevated when installed in the garage.
Fvir water heater on garage floor.
Most gas water heaters in the 30 50 gallon range sold manufactured in america since 2003 are fvir flammable vapor ignition resistant by 2005 all sold are fvir.
The water heater stand presently offered is 14 high.
You might think that the new models of water heaters fvir are resistant to flammable vapor ignitions and can be placed anywhere anyhow but trust me most jurisdictions won t be.
The code states that elevation of the ignition source is not required for appliances that are listed as flammable vapor ignition resistant.
When the above burner dimensions are added to the height of the platform the 18 overall code requirement is met.
The uniform plumbing code which establishes standards nationwide says that the flame or sparking mechanism in a gas water heater must be at least 18 inches off the ground.
Thinner or cleaning products near or in the same room as your water heater.
18 square x 14 high for water heaters 18 in diameter and 40 gallon capacity or less.
Lifting your water heater prevents flammable fumes and vapors from spilled gasoline or any other combustible fluid from lying on the floor in the garage.
Elevate garage water heaters.
Effective july 1 2003 all residential 30 40 and 50 gallon atmospheric vent natural draft water heaters are required to be equipped with fvir flammable vapor ignition resistant design.
This is because applicable codes have been updated to exempt fvir water heaters in garages from the elevation requirement.
Avoid lint build up by vacuuming the floor furnace and the area around it regularly.
But if there is a good reason for example installation cost water heater sizing issues and maintaining positive vent slope being the most prevalent reasons to not elevate the tank it is a safe and reasonable solution to put an fvir water heater on the garage floor.
As a result design changes were mandated by the consumer products safety commission cpsc and all 30 40 and 50 gallon gas fired water heaters manufactured after july 1 2003 have been required to have flammable vapor ignition resistant fvir technology.