Walking around a yard in Valle Vista or over near Gibbel Park often reveals a jagged little crack zig-zagging across an exterior wall. Homeowners in this area experience this issue frequently. Stucco is very durable, but it is not completely invincible against the harsh elements found right here in the San Jacinto Valley. Between the scorching summer afternoons topping 100 degrees and the bone-dry desert air sucking moisture out of building materials, walls take a heavy beating year-round.
Many people assume a small hairline fracture is unimportant. They grab a tube of cheap caulk from the hardware store, smear it over the crack, and finish for the weekend. Unfortunately, that approach rarely fixes the root of the problem. Hemet Stucco & Plastering receives calls all the time from homeowners wondering why their DIY patch job failed or why the crack came right back through the paint a few months later.
The Problem with Our Local Soil and Weather
Hemet has some unique quirks when it comes to construction. The native soil tends to be sandy and expansive depending on exactly where you live in the valley. When the ground shifts even a fraction of an inch during rare winter rains or dry summer spells, rigid exterior walls feel that movement immediately.
Stucco needs room to breathe and flex just a tiny bit. When it cures too fast because the wind blows hard off the mountains, it loses structural integrity. That leads to shrinkage cracks. If you ignore them, fine dust, moisture, and bugs get inside the lath layer. Before long, homeowners are looking at a much larger delamination issue where chunks of the finish coat start popping loose from the brown coat underneath.
How We Fix Stucco Cracks for Good
Doing Stucco Repair work right takes patience and the right materials. Workers cannot just slap mud over a dirty crack and expect it to stick. Here is what an actual fix involves:
- Opening up the crack with a diamond blade or chisel to create a clean, stable V-groove edge.
- Flushing out all the loose sand, dust, and debris so the new bonding agent has something solid to grab onto.
- Applying a proper acrylic-modified bonding primer or slurry base.
- Hand-trowel patching with a custom mix that matches your existing texture, whether you have a heavy lace, smooth Spanish drag, or a standard dash finish.
Matching an existing texture is very difficult for most people. Every mason has a slightly different hand movement. If you patch a spot on a house built back in the seventies over near Dartmouth Middle School, a generic patch is going to stick out against the weathered surrounding walls.
Knowing When to Call in Backup
If you have a couple of minor hairline cracks near a window frame, you can keep an eye on them. But if you are seeing stair-step cracking near your corners or hollow-sounding spots when you tap on the wall, it is time to bring in someone who knows local construction inside and out. Hemet Stucco & Plastering can visit your property to look at what is going on with your exterior walls. Keeping up on small Stucco Repair tasks now saves you from paying for a full redash down the road in Hemet, California.