Gutter downspout drainage is a very important aspect of any landscape drainage design.
What size pvc pipe for gutter drain.
Since then i cannot find it online anywhere.
Some jobs will also require flexible drainpipe which is invaluable for getting around obstacles or following uneven terrain.
I used 4 pvc and fittings because it was readily available but any size would potentially work.
Rain gutters made out of 3 pvc pipe.
I used a 3 4 stepdown coupling on the end of the pvc and put my black corrugated pipe around the 3 inch end.
For our installation we used it to snake around a few large boulders we couldn t pry out.
A basic rule of thumb is that a 4 horizontal drain line with a minimum of 1 4 per foot pitch can handle the same volume as a 3 downspout thus combining two 4 pipes into one pipe would require a 6 pipe.
If you need to make a 90 degree bend simply use two 45 degree fittings separated by a small 1 foot length of straight pipe.
Gloves if needed section of 4 inch diameter pvc pipe 8 foot number sections needed pending project rain gutter adapter.
Pvc downspouts gutter systems the home depot store finder.
Get free shipping on qualified pvc downspouts or buy online pick up in store today in the building materials department.
Various pvc adapters 4 inch diameter elbows couplers t connectors pvc cement.
1 can construction marker spray paint.
Ninety degree elbows can be used where the buried downspout drain line turns up to capture the actual downspout.
The flexible design easily bends and holds its shape and can be extended from 25 in.
The fittings i used were a y for the connection where the two lines connect two 90 degree angles and two couplings to connect pipe.
This is a post on how i created gutters for my house using pvc pipe.
The drainage pipe used for extending downspouts is non perforated schedule 40 pvc pipe with 4 inches diameter.
If you can put a longer piece in between the two 45 s all the better.
During a 1 rain event downspouts can drain 100 s of gallons of water.