If the holes on a PVC pipe face downward and become completely blocked, a complete malfunction of the system is soon to follow. So, when installing a French drain, the holes in PVC piping always face the upward position. The only time holes should be in the downward position is when installing a leaching field.

How do you install perforated drain pipe holes up or down?

If you’re installing a half-perforated pipe, such as half perforated twinwall, this is where the problem comes into question; whether the perforations are best facing upwards or downwards? Contrary to popular opinion, the most effective method is to have the holes facing down.

Does drain tile have holes in it?

Drain Tile is perforated (has holes) to allow water a point of entry. Immersed in a bed of stone, which facilitates drainage to the piping. Stone type varies, but 3/4” washed (clean) gravel promotes the best water flow.

What is the green line on perforated pipe?

The distinctive Green Stripe on the pipe is your assurance of the best in quality and service from the world leader in polyethylene drainage products.

Why are there holes in drain pipe?

Sink Overflow Needs to Drain Bathroom sinks are designed with overflow holes to avert the disaster of a sink overflow because someone left the water running with the sink stopper closed. When the water level reaches the overflow hole, it spills into this passage and goes down the drain.

How do I know if I have drain tile?

A drain tile inspection generally consists of opening up at least three holes in different parts of the basement to check the condition of the interior tile and how well it is functioning. The tile is visually inspected for standing water, mud or other deposits, and tree roots.

What is the difference between drain tile and French drain?

Drain tile is also embedded in gravel and usually carries ground water to a sump pump for discharge from the home. A French drain is typically installed just below the surface and is used mainly to move water from low spots or other places where it may collect and saturate the soil.

How do you tell if your drain tile is clogged?

Sometimes the signs of a clogged drain tile can be noticeable. You may see that water is pooling against your home, suggesting that your tiles are failing. On the interior, water may not be properly channeled, leaving you with a wet basement. If you have a sump pump, check the pit after heavy rainfall.

How does drain tile get clogged?

The drain pipe depends on gravity alone to direct water away from your foundation. After several years, the dirt and mud will make their way into the drains, eventually leading to clogs in the system.