of the type designed to be fitted to existing prior art flush tanks which is found in residential or commercial toilet facilities wherein a first and second flush valve elements are located at different depths within the interior of the tank and each operated separately by independent spaced apart handle elements such that the first valve element is activated to produce a normal flush using the conventional amount of water when heavy waste material is required to be disposed similarly the second valve element is activated through activation of a separate handle when lighter waste material is needed to be disposed such as when a child utilizes the toilet facilities a plurality of vents are interconnected to the housing means of the valve assembly to provide a 34 fast flush 34 thereby utilizing less water through the elimination or decrease of negative pressure within the housing and outlet of the flush tank application_number US 93255578 A description as shown in fig1 and 2 the double flush valve assembly generally indicated as 10 is disposed for mounting within a conventional flush tank 12 having water 14 maintained therein for purposes of explanation water level line 16 is representative of the maximum level on the average of water maintained in the flush tank during its normal use and operation water level 18 represented in broken lines is the level or depth of water at which the first valve means 22 is generally located whereas the water level 20 represented in broken lines is the level or depth at which the second valve means 24 is located the double flush valve assembly of the present invention comprises a housing generally indicated as 26 which.