Drain waste vent system

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371 views

Covering / Cap over DWV vent pipe

I've eliminated a DWV vent pipe during a bathroom remodel (consolidated fixtures and went from 2 vents to 1) but I don't want to mess with roof patching/repairing if I were to undo the penetration of ...
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2answers
419 views

Installing new soil pipe

I'm moving my bathroom to the adjacent corner in my house, and would like to know if I need to vent my soil pipe with my planed system, before it reaches the existing external soil stack, direct ...
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1answer
11 views

How vent bathtub trap when drain is routed under tub, directly away from best vent location?

I am … very slowly … thinking about replacing the probably circa 1950's galvanized steel drain pipes in my basement with PVC. In particular, I would like to replace the drain line under ...
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1answer
29 views

External stack pipe

My friend's house is about 100 years old and the cast soil stack is on the outside. Someone smacked it and there is a crack (with leaking) so we need to replace. Can this be replaced with a PVC or ...
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1answer
23 views

Manifold all vent pipes in attic to have one pipe into roof

I'm building a new house, 2 1/2 baths, laundry room & kitchen. What size vent pipe would be needed to manifold all vents into one?
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0answers
30 views

Why does the Hartell Reservoir style pump require no venting, while the Little Giant Drainosaur does?

Why does the Hartell Reservoir style pump require no venting, while the Little Giant Drainosaur does? See links below for more info on pumps Hartell Pump Little Giant I am having a hard time ...
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0answers
98 views

Would you trust this PVC drain joint?

This is a joint for a 2" elbow underneath a unit-shower (in Japan.) The elbow is a special type which is clear, and using a blue glue shows the glue line so you can insure you have a good joint. An ...
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0answers
300 views

How can I connect dishwasher waste pipe to sink waste pipe?

I moved in recently in our new home and when we put the dishwasher on a gush of water appeared on the floor. I turned off the dishwasher and took a look under the sink to find the waste pipe was ...
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186 views

Is this the vent?

Below is an image below my kitchen. The drain for the sink. I can hear the water run through it Junction Connects to the 3" main drain Is this a vent? I don't hear any water going through it and I ...
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486 views

Why won't my toilet flush?

A sewage pump in my basement is 7 feet from the shower drain and 2 feet from the water closet. The only vent is from the sump pump which runs 20 feet horizontally to an outer wall then goes ...