This Standard specifies the Minimum Energy Performance Standard (MEPS) and testing requirements of water heaters. Category of water heaters falling in the scope of this standard are:

·         Electric storage water heaters

·         Instantaneous electric water heaters

·         Heat pump water heaters

·         Solar water heaters (combined or not with additional energy supply)

·         Fuel gas water heaters

·         Storage tanks

It shall apply to water heaters that operate according to GSO 1899.

It shall apply to water heaters with power under or equal to 70 kW.

It shall apply to products with a capacity up to 2,000 liters for all types of water heaters except for gas fired water heaters where the maximum capacity is 300 liters.

This standard does not apply to:

·         Water heaters using solid fuels.

·         Water heaters designed for making hot drinks and or food only.