Riva HT series has a 38 diam cartridge with distributor on the washbasin – bidet and bathtub mixers, a 40 diam cartridge with and without distributor on the built in shower mixers and thermostatic cartridge on the shower coloumns. The temperature of the plant must not exceed 70°. The ideal working pressure of the plant is 3 bar.

Riva/HT series has on the shower columns a 40 diam thermostatic cartridge prepared for a security system plug to stop at a maximum temperature of 38° to avoid warm shock. The temperature of the plant must be levelled between a minimum of 10° and a maximum of 65°, besides the temperature of the incoming warm water in the mixer must be 10° higher than the maximum temperature of the warm water desired at the exit. The ideal working pressure should be 3 bar and the maximum pressure difference between warm water entry and cold water entry must be 1,5 bar.

Riva HT serise has a kind of waterfall supply, not limited by aerators. It has been created with flow regulators allowing a regular flow which can be adapted to the various necessities of the customer and allowing also in this case high reduction in the water consumtpion. Besides all the items can move the plate to optimize the water fall.

Bongio diverters have been tested to work properly starting from a minimum 0,5 bar pressure

All the built-in mixers have supplied complete with the built in parts.
All the external shower and bath mixers have the 15 +- 20 mms interaxe.
For the basin and bidet mixers – single or three holes – to be place on top deck, they require 35 mms Ø maximum holes.

design by Marco Poletti