AFTER Full Opening (Exterior)

Yes, Brennan Enterprises offers free, no-pressure estimates to homeowners and pros.

Yes. After you select your products and customizations, you’ll be asked to fill out a contact form. Once you submit your contact information you will receive an on-screen estimate for your window(s) and/or door(s).

Most projects are completed in just one day. Our small, experienced crews typically install 8–10 windows per day and work one opening at a time, carefully measuring each opening and window as they go. This approach minimizes disruption to your routine while ensuring precise, professional, high-quality results.

It’s possible to create a sunroom or patio enclosure with an existing structure. It is also one of the most cost-effective ways to create a transitional space. This approach utilizes the existing structure, saving on construction costs while providing additional usable space.