Solar System Design Katy, TX
Houston’s First Choice for Dependable Roofing & Solar Solutions
What Are Roofing Customers Say About Us
Your electric bill keeps climbing. The Texas sun beats down all summer and your AC runs nonstop. You keep wondering if solar would finally pay off. The hard part is figuring out what system actually fits your roof and your home. That’s where design comes first, and it’s what we do for Katy homeowners.
A good design tells you how many panels you need and where they go, plus the output you can expect, all before anyone installs a thing. We plan around your real power use and your roof, and around the way Texas weather wears on everything up there.
When to Plan Your Solar System
The right time to start is before you buy any panels. If your summer bills have you frustrated, or you’re thinking about a battery for the next grid scare, a design gives you real numbers instead of a guess. A solar energy system service in Katy TX can help you compare different system sizes and production estimates before you commit to equipment. It also makes sense when you’re replacing your roof, since planning both together saves you from tearing into a fresh roof later.
Roof condition matters too. A worn or old roof needs attention before panels go on, and shade from a nearby tree or a chimney can change where panels land. We look at orientation and pitch, then check how much direct sun your roof catches over the course of a day.
Older Katy homes and newer builds in places like Cinco Ranch and Seven Meadows all have different roof layouts. The design accounts for your specific roof and the decking under it, along with your attic ventilation, so the plan reflects your house instead of some generic template.
Our Solar System Design Process
We start with your power use. Pull a year of electric bills and we can spot your peaks, usually those brutal August months, then size the system around what you actually burn through.
After that comes the roof. We check its size and angle, note which way each face points, and watch where shadows fall during the day. With that in hand we map a panel layout, settle on the right inverter setup, and talk through whether battery storage fits what you want.
Then you get a clear plan. It lays out the system size and panel placement, plus the output you can expect, so you know what you’re buying before any work begins. We walk you through it in plain language and answer your questions before you commit to anything.
Solar System Design Cost in Katy TX
Design is usually folded into the larger solar project rather than billed as a standalone fee, so it helps to understand what a full system runs. A residential solar system in the Katy area generally falls between $25,000 and $45,000 or more before any incentives, depending on size and roof complexity. Most homes land somewhere in that range based on how much power they use.
Cost per watt sits roughly between $2.50 and $3.50 for most installs. Bigger systems push the number up, and so do steep or cut-up roofs, premium panels, and any battery storage you add. A simple single-plane roof costs less to design and outfit than one broken up by multiple angles and obstructions.
Texas changed in 2026, and you should know it. The federal tax credit for homeowners who buy with cash or a loan ended at the close of 2025, though Texas still offers a 100 percent property tax exemption on the value solar adds to your home. We give you honest numbers up front and never spring surprise costs on you later.
Why Choose Us
Roofing Technologies Unlimited is a family business, founded by brothers Joshua and Michael Keith and based right here in Katy. We’ve served the Katy and Houston area since 2022 and carry license numbers TMEL #51954 and TECL #31888.
Our reputation reflects how we work. We hold a 5.0-star rating on Google, plus a BBB profile and a spot on The Good Contractors List. Customers point to clear communication and fair pricing, and to crews that show up when they say they will.
Because we’re a roofing contractor first, we know what panels do to a roof and how Texas heat and wind and storm season test everything up there. So we design with your roof’s long-term health in mind, not just the panels sitting on it.
Start Your Solar Design in Katy TX
By now you know what goes into a solar design and roughly what a full system runs in the Katy area. The next step is a look at your roof and your bills so we can size something that fits your home. We offer free inspections for homeowners and business owners, often the same day with at least four hours’ notice. Ready to find out what solar could do for your house? Call us and we’ll start with a straight conversation about your roof and your energy goals.
Don’t let another high-bill summer pass you by.
Call (832) 866-9595 today and we’ll design a solar system built for your Katy home.
Frequently Asked Questions (FAQs)
1. How big a solar system do I need for my home?
It depends on how much electricity you use, which we read from a year of your bills, plus your roof space and sun exposure. Most Katy homes land in the range of a mid-sized system, and the design works out how many panels your house needs.
2. Does my roof have to face south for solar to work?
South-facing roofs produce the most, but west and east faces work well too and are common on Katy homes. We design around whatever direction your roof faces and adjust the layout to capture the most sun.