158748 ⎘
Details; Arrangement or mounting of control or safety devices for water heaters using fluid fuel Preventing or detecting the return of combustion gases
Sub-classes:Systems for reverse airflow damage prevention in appliances
#2AIR PRESSURE DETECTION DEVICE, COMBUSTOR, GAS WATER HEATER, METHOD AND APPARATUS FOR CONTROLLING GAS WATER HEATER, AND COMPUTER-READABLE STORAGE MEDIUM
#3PORTABLE WATER HEATER
#4Arrangement having two burners
#5Water heater
#6Hot water storage-type boiler having both heat amount proportional control function and backflow prevention function
#7Vent proving system
#8Dual input water heater
#9Water heating system
#10Vent proving system
#11Reverse combustion type combustion apparatus
#12Water heater
#13Fan and water heater provided with the same, and impeller and water heater provided with the same
#14Fan and water heater provided with the same, and impeller and water heater provided with the same
#15Water heating system
#16Combustion device and combustion device system including combustion device
#17Combustion control system of gas water heater or wall-hanging boiler and control method thereof
#18Water heater
#19Fan and water heater provided with the same, and impeller and water heater provided with the same
#20Water heater
#21SYSTEMS AND METHODS FOR VENTING A WATER HEATER
#22Flue-Gas Analysis Safety Apparatus
#23Vent proving system
#24Multi-boiler and control method thereof for preventing back flow of exhaust gas
#25Thermal switch for energy sustaining water heater
#26Water heater