For floor drains and floor sinks take the volume of water produced by the number of hose bibs i e.
Floor sink sizing calculations.
Each dishwasher will require a seperate grease trap.
Now you need to understand what temperature rise means.
Floor sinks dfus based upon sink drain size see table 2 below or section 702 1 in the upc.
Installation of grease interceptors.
We already covered gpm.
3 compartment sink 9 2 compartment sink use floor sink criteria based upon drain size or number of sinks whichever is larger each compartment is 3 dfus.
Floor sinks that receive only ice machine and cooler condensate are not counted.
Sizing pdi method using sink dimensions.
Floor sink sizing excellent perception crack i especialy like the deep floor sink didn t even think of the different depths of all kinds of floor sinks thank you.
This sizing tool is to provide a product s recommendation based on two factors.
1 5 2 0 gpm per 3 4 inch faucet.
Tankless water heater sizing calculator.
Sizing pdi method using sink volumes.
Maximum flow rate calculated based on each of the sink compartment dimensions and the number of additional fixtures i e.
Z1192 grease recovery appliance.
Dfu drainage fixture unit values is defined by the the uniform plumbing code upc and can be used to determine required drainage capacities from fixtures and their service systems.
Before we get to how to use the calculator to size a tankless water heater let s talk about the factors that go into understanding what size inline water heater you need.
A fixture unit is not a flow rate unit but a design factor based on the rate of discharge time of operation and frequency of use of a fixture.
Actual drainage load for sinks other appliances and sinks.
Mop sink hand sink pre rinse sink etc connected to the grease interceptor.
Floor drains are primarily used for inside locations where the flow rate into the drain can be anticipated.
Area drains are designated for outside areas where rainfall intensity dictates sizing.
Maintenance of grease inteceptors.
Pdi size grease interceptor 1 1 4 1 7 5 10 1 1 2 2 15 15 2322 525 2 1 2 4 30 35 3537 550 464550 since the possibility of all the fixtures are used and drained simultaneously is very low using above sizing method can potentially result in an enormous flow and gross over sizing of the interceptor.
Dishwashers can be connected to a grease trap only if allowed by local code.
