Windows & Doors

Your neighbors have chosen London General Construction for top-quality, reasonably priced windows and doors. When you need to replace your windows or entry doors, our knowledgeable and patient consultants can answer all your questions and help you select the best windows and doors for your home. With a wide selection of attractive, energy-efficient, and durable UniShield® windows and entry doors to choose from, you’ll find styles that suit your home, your taste, and your budget. Plus, our True Lifetime Warranty will give you peace of mind that your investment is protected. Save money on your energy bills and add curb appeal to your home with affordable, high-quality windows and entry doors from London General Construction.

Replacement Windows and Installation

If the windows in your home are drafty, leaking, worn down, or outdated, it’s time to consider upgrading to vinyl replacement windows from London General Construction. Our energy-efficient replacement windows can save you money on your energy bills and increase your home’s value while giving it a fresh new look! Unlike lower-quality window manufacturers, we don’t use recycled vinyl or cheap filler in our replacement windows. Our premium replacement windows use only 100% virgin vinyl that is low-maintenance and is guaranteed never to peel, fade, chip or rot. Our experienced, certified installers will carefully install your energy-efficient replacement windows, giving them a weathertight seal for maximum energy efficiency. You can choose from our large selection of styles and colors that coordinate with the architecture of your home:

Entry Doors and Installation

Enhance your home’s appearance and protect your family from break-ins with a stylish, secure entry door from London General Construction. Our entry and patio doors feature options like transoms, sidelights, and a choice of glass styles so you can design the perfect entry door for your home. No matter what style you prefer, all of our entry and patio doors are custom engineered with polyurethane foam cores for energy-efficiency and wrapped in a steel or fiberglass skin for durability and aesthetics. Featuring steel strike plates, composite lock blocks, and steel-edge perimeters, our doors are rated among the industry’s safest. We also offer energy-efficient sliding glass doors made of the same high-quality vinyl as our replacement windows. Featuring either 5mm tempered or 7mm laminated safety glass and proprietary roller and locking systems that keep the doors in their tracks, our sliding glass doors are exceptionally safe. Our certified and experienced installers will install your new entry door, so it fits perfectly and operates smoothly. With options to suit every type of home, London General Construction is your source for durable, secure, and energy-efficient entry doors:

Our Core Values

Integrity

We uphold the highest standards of honesty, transparency, and ethical conduct in all aspects of our business. Integrity is the foundation of our relationships, and we always strive to do what is right, even when no one is watching

Quality

We are committed to delivering excellence in every project we undertake. From materials and craftsmanship to customer service, we never compromise on quality. Our dedication to quality ensures the satisfaction and trust of our clients.

Professionalism

We conduct ourselves with professionalism in every interaction, maintaining respect, courtesy, and reliability. Our team members are knowledgeable, skilled, and dedicated to providing exceptional service that exceeds expectations.

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