bking: You are right except when the ground is still loose with no grass they install them backwards to prevent erosion. When the grass gets established they should be rotated to flow away from the house. I always change them if the sod has been installed. This prevents water from moving backward toward your siding and foundation. It also helps prevent your home from getting mud-stained. Make sure that your splash block is properly positioned under the drain so that water lands in the middle of it rather than on the edges. Check this over time since the soil does move. The splash block is a device manufactured from concrete or plastic that works to channel water away from your foundation. The splash block is typically rectangular and has a close-ended side positioned underneath your downspout. If you need a breakdown of why you should definitely not forgo installing them, here are the main reasons why splash blocks are essential: They carry the water away from the foundations of your home. That's what splash blocks are for: to help water flow in one direction and away from your property. Mix one part cement with two parts masonry sand in a large bucket or cement mixer. Then add three parts limestone to the cement/sand mixture. Add water to the mixture slowly while mixing until the concrete mix achieves an oatmeal-like consistency.
The purpose of splash gutter guards is to prevent water from overshooting your gutters. The amount of water that flows from a roof valley into a gutter is far more significant than the amount of water that flows into the gutter from other sections of your roof.
On sloped, clay-rich soil, downspouts should extend at least three feet from the foundation. On flat land, the Association recommends 10 feet unless the soil is very sandy, in which case the extender may need to be much longer.
To carry rainwater far from the house, dig a shallow trench from the downspout out to daylight. Then bury 4-inch-diameter PVC pipe in the trench and connect it to the downspout. 6.
Steps Measure 9 inches (22. 86 cm) up from where the downspout enters the connection with the sewer standpipe. Cut the downspout at the mark. Place a cap on the sewer standpipe. Insert the downspout into a downspout elbow. Attach a metal downspout extension of at least 5 feet (1. 524 meters) to the other end of the elbow.
If you have a gutter downspout pouring water onto the ground at the side of the home, and if the grading will naturally force the water to the street, then having a splashguard at the base of the downspout works fine. If your grading allows water to pond near the home, you need more than a splashguard.
Efficient. The standard Century precast concrete splash blocks are designed to be placed under gutter down spouts t disperse and direct storm water in a manner to prevent erosion and ponding of water. The concrete splash blocks prevent erosion of the soil adjacent to your foundation and landscaping.