Coughlin Windows and Doors Inc.
Patio Door Replacement in San Marcos
Enhance your San Marcos living experience with high-quality patio door replacements designed for modern lifestyles. Our team combines expertise with a commitment to quality, ensuring your new doors maximize natural light, energy efficiency, and aesthetic appeal. Whether you’re upgrading to improve your home’s value or create a more seamless connection to your outdoor space, we deliver solutions tailored to your unique needs. Transform your home into the highlight of San Marcos today.
San Marcos Patio Door Replacement Services
Transform your San Marcos home with high-quality patio door replacement services. Our energy-efficient designs help keep your home comfortable while reducing your utility costs. Choose from sleek sliding doors, elegant French doors, and more to complement your style. Enjoy a seamless connection to your outdoor spaces with doors that are as durable as they are beautiful.

Patio Door Styles
Your patio door should do more than just connect your indoor and outdoor spaces — it should enhance the style, functionality, and comfort of your home. Whether you’re looking for a sleek sliding door to save space or a classic swinging door for timeless charm, we offer options tailored to your needs. Explore our sliding and swinging patio door styles to find the one that fits your vision and lifestyle.
Seeing is Believing
Visit Our Showroom
At Coughlin Windows & Doors, we take pride not only in our products and services but in developing genuine and long-lasting relationships with our customers. At our showroom, you can take the time to touch and feel our products, view examples of our work, and take that first step toward completing your project.
Why Coughlin Windows?
We take pride in delivering seamless window and door replacement services tailored to San Marcos homeowners. Our team of experienced local installers ensures every project is completed efficiently, professionally, and with the utmost respect for your home.
Expert Craftsmanship
Our skilled window installers are trained to provide precise, high-quality installations. We focus on doing the job right the first time, ensuring durability and superior performance for your windows and doors.
High-Quality Materials
We use only the best window and door materials, offering energy efficiency, lasting durability, and a clean design. Our products are made to enhance your home’s comfort and value.
Reliable Service
From consultation to clean-up, we focus on your satisfaction. Our team works around your schedule, finishes projects on time, and leaves your home as clean as they found it.
Trusted Experience, Proven Results
At Coughlin Windows, we believe in providing exceptional service, quality, and peace of mind. Your satisfaction and confidence in our work are always our top priorities.
