Rooftop Water Drain Pipe

The vent stack is the pipe leading to the main roof vent.

Rooftop water drain pipe.

Walk outside your home and look at the condensate drain line. The waste lines in your house are connected to a venting system that performs two important functions. Inner roof drains inner roof drains are used on flat roofs and include a low section or channel that collects water and feeds it into a concealed drain that leads to an underground. Rain water that runs down a plumbing vent pipe at the roof goes into the house drain system at a point past the traps at the plumbing fixtures that keep sewer gas out of the home and heads harmlessly out to the sewer or septic tank.

Ferguson is the 1 us plumbing supply company and a top distributor of hvac parts waterworks supplies and mro products. Step 3 unclog the drain line. It also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes however no water runs through the plumbing vent pipe. Now if you don t see the drain line dripping chances are it s not draining.

Vents allow sewer gases to escape and allow air. This drain pipe deposits the excess condensed water outside on the ground. A drainpipe attached to the p trap goes into an opening in the wall. It is a vertical pipe attached to a drain line and runs through the roof of your home.

Keep pushing the brush till the clog and the stagnated water flushes down out of the outlet pipe. Water runs down the sink drain into a p trap so called because it s shaped like the letter which fills up with water to prevent sewer gases and odors from getting into the house through the pipe. According to the chart for 1 8 slope per 12 of pipe for 5 000 square feet of roof area with a 6 per hour of rainfall the required pipe size is 8. Run the pipe brush down the drain after unscrewing the cap.

That s the drain line in action. After physically removing any visible debris from the ac drain or drain pipe opening the most likely way the technician will clear the clogged drain is using suction from a shop vacuum or wet vac. Shop for roof drains at ferguson. Pipe brush is a long brush which is designed for cleaning out the drain in the roof from top.

At any given moment especially during humid weather you should see water dripping from it. It is a very simple process. This water gets refreshed whenever more water runs through it. How to clear drains through the roof vent.

Pipe brush to unclog roof drain.