Roofing & Exterior Experts
Residential & Commercial Window Installation
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New windows are one of the most effective ways to improve the comfort, appearance, energy efficiency, and value of your property. Whether you’re building a new home, constructing a commercial facility, or replacing aging windows, Mandette Roofing Plus provides professional window installation services for both residential and commercial properties throughout Maine, New Hampshire, and Massachusetts.
Our experienced team installs high-quality windows for new construction projects and replacement applications, helping property owners improve curb appeal, increase energy efficiency, and create more comfortable indoor environments. From single-family homes and apartment buildings to office spaces, retail centers, and commercial facilities, we deliver window solutions that combine performance, durability, and style.
Over time, older windows can become drafty, difficult to operate, and less effective at insulating your property. Damaged seals, deteriorated frames, and outdated glass can lead to higher energy costs, moisture issues, and reduced comfort throughout the year. Replacing aging windows can help improve insulation, reduce heating and cooling expenses, minimize outside noise, and enhance the overall appearance of your property.
For new construction projects, proper window installation is critical to the long-term performance of the building. Our team works closely with homeowners, builders, contractors, and property owners to ensure every window is installed correctly, sealed properly, and integrated into the building envelope for maximum energy efficiency and weather protection.
Every project begins with a detailed evaluation of your needs, budget, and design goals. We help clients select window styles, sizes, and configurations that complement the architecture of the building while providing the functionality and performance they expect. Whether you’re looking for traditional, contemporary, or custom window solutions, our team is committed to delivering results that enhance both appearance and value.
We Make Insurance Claims Easy
Storm damage? We’ll inspect, document, and work directly with your insurance company to help you get the coverage you deserve.
What Homeowners Are Saying
Exceptional Work!
I recently had a complete roof replacement done by Mandette Roofing Plus, and the experience was outstanding. They removed three layers of old shingles, installed a full layer of new plywood, and completed the entire job in just two days. Their efficiency and professionalism truly impressed me.
– Ana Lezama
I had an excellent experience with this roofing company. They did high-quality work. From the initial inspection to the final cleanup, everything was handled professionally. The team was punctual, respectful, and the quality of work exceeded my expectations. My roof looks great and I feel confident it will last for years.
– Gilmara De Sousa
I highly recommend Mandette Roofing Plus! They are true professionals reliable, skilled, and always deliver top-quality work. From start to finish, the whole process was smooth and stress-free. The team is friendly, honest, and really cares about customer satisfaction. I’ll definitely be calling them again for any future projects. Thank you for the amazing job!!
– Pedro Oliveira