Watts drainage products rd 300 r series 4 in.
Roof rain drain pipe.
To size the vertical roof drain for the same parameters 5 000 square feet of room area and 6 per hour of rain consult table 1106 2 figure 3.
A gutter system drains water away from your home s structure protecting siding windows doors and foundations from costly damage.
When installing gutters making sure you have all the right parts is key.
Sizing a roof water drain.
The next step is to determine each roof area that will be served by a separate leader drain pipe scupper or downspout.
A catch basin will collect standing water allowing it to drain properly and a french drain pipe uses small holes to collect the water but leave soil intact.
This flexible downspout extension easily bends and holds its shape and can be extended from 25 55 in.
Downspouts are drainage pipes that direct rain water from the roof to the ground.
Use this downspout extension to divert water away from the foundation or connect to drainage pipe and catch basin to control drainage.
Featuring durable plastic construction this extension can be buried bent or connected to additional sections.
You can then surround your drain pipe with drainage rock to create a stable base.
The first step in sizing a roof drain is to calculate the surface area of the roof that the drains will be covering as well as the average hourly rainfall rate at the building location.
Downspouts are most commonly seen attached to the corners of home or building.
Many of these pipes are placed underground to avoid the eyesore of pipes laying on the ground next to your house.
This reveals that the minimum size for the leader pipe is 5.
A rain gutter drain pipe is usually installed to carry water away from your house.
An underground drain pipe can become clogged in a variety of ways including leaf buildup or damage to the pipe itself.