A roof's job doesn't end at the edge. Every inch of rain that falls on the roof has to go somewhere, and on a typical house that's thousands of gallons in a heavy storm. Gutters and downspouts collect it and move it away from the house. Around Conroe, where many homes sit on clay soil, where that water lands matters more than people expect.
Why Clay Soil Changes Things
Clay soil swells when it's wet and shrinks when it dries. Water dumped in one spot next to a foundation keeps that soil wet while the rest of the yard dries out. Uneven moisture around a foundation is something foundation and soil experts warn homeowners about across Texas. The roof's part in this is simple: send the water away from the house, evenly.
What Good Drainage Looks Like
| Part | What to look for |
|---|---|
| Gutters | Sloped toward the downspouts; no sagging; clear of leaves and granules |
| Downspouts | Enough of them for the roof size; no gaps at the joints |
| Outlets | Extensions or splash blocks that carry water several feet from the foundation |
| Ground | Slopes away from the house at the outlets |
| Fascia | Solid wood behind the gutters, not soft or rotted |
Common Problems
- Overflowing gutters in heavy rain, often from too few downspouts or debris
- Water behind the gutter, running down the fascia, when the roof's drip edge doesn't reach into the gutter
- Granules piling up in gutters, which is also a sign of an aging roof
- Downspouts emptying right at the foundation
- Gutters pulling away after storms or a freeze
Sizing for Texas Downpours
Storms here can drop a lot of rain in a short time. A gutter system sized for gentle rain overflows in a summer cloudburst. Larger gutters, larger downspouts, or more downspouts can all help. A two-story house with a big upper roof draining onto a smaller lower one often needs extra capacity where the water lands. If your gutters overflow at the same corner every storm, that's usually a sizing or slope problem, not just debris.
Gutters During a Reroof
A roof replacement is a good time to check the gutters. The roofer installs new drip edge, which should direct water into the gutter. If the gutters are old, damaged or too small, replacing them at the same time avoids disturbing the new roof edge later. Many roofers install gutters; ask when you call.
Questions
How far should a downspout carry water?
Generally several feet away from the foundation, onto ground that slopes away from the house. Local conditions vary.
Do I need gutter guards?
On lots with many trees, guards can reduce clogs. They still need occasional cleaning.
Why are there little black grains in my gutters?
Those are shingle granules. Some are normal on a new roof; a lot on an older roof means the shingles are wearing out.
Around Conroe
Gutter problems come up most on wooded lots in East Conroe, Cut and Shoot and Porter. Texas A&M AgriLife Extension publishes guidance on managing water around homes: Texas A&M AgriLife Extension.
Winter Storm Uri and the Rare Hard Freeze
What a Texas freeze does to a roof.
Patio Covers and Outdoor-Kitchen Roofs
The joint where a patio roof meets the house.