How many sinks can you have on one drain?
two sinks
In most cases, you can easily adapt the supply and drain pipes to accommodate two sinks, using tee fittings, special valves, extension pipes and hoses. You may have to vent each sink separately, though, depending on your local plumbing codes.
Is it OK to have two sinks on one drain line?
Adding in the trap in the second sink would be fine. The problem is that where the first sink ties into the stack makes it difficult for the second sink to be put in at the height I would desire. So instead of going around it, I just want to use the line that already goes that direction.
How big of drain pipe do I need for upper sink?
Your upper sink can be 2 inch but where the washer sink drain’s into the tee it must increase to 3 inch pipe size. FIXTURE DRAIN. The drain from the trap of a fixture to a junction with any other drain pipe. FIXTURE BRANCH. A drain serving two or more fixtures that discharges to another drain or to a stack.
Can a washing machine drain into a sink?
Automatic clothes washers that discharge by gravity shall be permitted to drain to a waste receptor or an approved trench drain. Your upper sink can be 2 inch but where the washer sink drain’s into the tee it must increase to 3 inch pipe size. FIXTURE DRAIN. The drain from the trap of a fixture to a junction with any other drain pipe.
Why is the single drain in the middle of the sink?
Because the single drain is in the middle of the new sink, our garbage disposal moved over and the line that went horizontally from it was too long. So off to Lowes we went to find the pieces that would fit the leftover plumbing pieces like a puzzle. A very hard puzzle. I thought my child might be better at this than I was, so he tagged along.
Your upper sink can be 2 inch but where the washer sink drain’s into the tee it must increase to 3 inch pipe size. FIXTURE DRAIN. The drain from the trap of a fixture to a junction with any other drain pipe. FIXTURE BRANCH. A drain serving two or more fixtures that discharges to another drain or to a stack.
Adding in the trap in the second sink would be fine. The problem is that where the first sink ties into the stack makes it difficult for the second sink to be put in at the height I would desire. So instead of going around it, I just want to use the line that already goes that direction.
Automatic clothes washers that discharge by gravity shall be permitted to drain to a waste receptor or an approved trench drain. Your upper sink can be 2 inch but where the washer sink drain’s into the tee it must increase to 3 inch pipe size. FIXTURE DRAIN. The drain from the trap of a fixture to a junction with any other drain pipe.
Is it OK to have two sink traps?
With two traps, you can get air pockets blocking one or the other’s drain. You also promote stinky slime growth inside the pipe between the two traps. I don’t know the biology with that. As far as I know, having two separate sinks served by a single trap is not code compliant.
