Strapping must take place in the upper 1 3 and lower 1 3 of a tank type water heater not a tankless water heater.
Water heater seismic straps california code.
3 on or before july 1 2009 the department shall promulgate rules and regulations that include standards for water heater seismic bracing anchoring or strapping.
Earthquake straps areas prone to earthquakes and some that are not will require the water heater to be strapped in place to prevent damage during a quake.
507 13 installation in garages.
This brochure is intended to provide general information contact the building safety division for any questions or additional information.
Strappings shall be at points within the upper one third and lower one third of its vertical dimensions.
According to california law all new water heater installations must have these straps as well as all existing ones at the time of property sale.
The code specifically requires that water heaters be strapped or anchored to resist horizontal displacement from earthquake motion.
A notwithstanding section 19100 all new and replacement water heaters and all existing residential water heaters shall be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motion.
Expansion tanks some systems are considered closed meaning the backflow is blocked.
Following are general requirements for water heater replacements based on the 2019 california plumbing code and the 2019 california energy efficiency standards.
Water heaters shall be anchored or strapped to resist horizontal displacement due to earthquake motion.
At the lower point a distance of not less than four 4 inches 102 mm shall be maintained from the controls to the strapping.
The standard code requires water heater straps only when necessary to handle any applicable seismic forces.
Strapping shall be at points within the upper one third and lower one third of its vertical dimensions.
These standards shall be substantially in accordance with either the guidelines developed pursuant to section 19215 or the california plumbing code part 5 of title 24 of the california code of regulations and shall be applicable statewide.
A notwithstanding section 19100 all new and replacement water heaters and all existing residential water heaters shall be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motion.
Water heaters shall be anchored or strapped to resist horizontal displacement due to earthquake motion.