Georgetown | Windmill Cove | Windows · Apr 26
Complete Andersen 100 Fibrex Series Window Replacement | Professional Installation with OSI Foam Sealing Technology








Complete Andersen 100 Fibrex Series Window Replacement | Professional Installation with OSI Foam Sealing Technology









Completed in early 2026, this Windmill Cove residence underwent a complete window transformation with Andersen's premium 100 Fibrex Series replacement windows. The project addressed both standard-sized units up to 132 UI and larger oversized installations, each professionally sealed using OSI closed-cell spray foam for superior energy efficiency. Our team handled precise measurements, professional delivery coordination, and meticulous installation including Dap Dynaflex 230 clear caulk application on colored frames to ensure long-lasting performance against Georgetown's intense summers and seasonal weather variations.
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This returning customer reached out to Austin Pro on December 4th, 2024, ready to upgrade their Georgetown home's windows after previous positive experience with our services. The initial conversation focused on energy efficiency improvements and window performance issues they'd experienced during recent summer months.
Our window technician conducted comprehensive measurements throughout the home on December 10th, identifying both standard and oversized units requiring replacement. The assessment revealed typical Central Texas window challenges including air infiltration and energy loss from existing frames.
The homeowner selected Andersen 100 Fibrex Series windows for their superior performance characteristics and warranty coverage. Project approval came through on December 3rd, 2025, with delivery and installation materials coordinated for the upcoming installation timeline.
Installation work began December 4th, 2024, with our experienced crew handling both standard units up to 132 UI and larger oversized windows requiring specialized techniques. The process included precise OSI closed-cell spray foam sealing and Dap Dynaflex clear caulk finishing on all colored frames.
Project completion occurred on March 17th, 2026, followed by final invoicing on March 19th and project closure April 2nd. The homeowner expressed satisfaction with the immediate energy performance improvements and professional installation quality throughout their Windmill Cove residence.
This returning client in Georgetown's Windmill Cove neighborhood contacted Austin Pro for a comprehensive windows upgrade. Their existing windows struggled against Central Texas heat, with energy bills climbing during those brutal 100°+ summer months that Georgetown knows all too well.
Our window technician conducted detailed measurements throughout the home, identifying a mix of standard-sized windows up to 132 UI and several oversized units requiring specialized installation techniques. The existing frames showed typical wear from Georgetown's limestone soil shifting and constant UV exposure.
The homeowner chose Andersen 100 Fibrex Series replacement windows for their proven durability and energy performance. Fibrex material combines wood fiber strength with vinyl's weather resistance—perfect for our climate extremes and cedar pollen seasons that coat everything in spring.
Every detail mattered for this installation. We specified Dap Dynaflex 230 Clear Caulk specifically for the colored window frames, ensuring seamless weatherproofing without compromising the aesthetic. OSI closed-cell spray foam provided superior insulation around each frame, critical for maintaining indoor comfort during Georgetown's temperature swings.
Delivery coordination proved essential given the mix of window sizes. Our logistics team scheduled materials to arrive just before installation, preventing weather exposure and job site congestion.
Installation began with careful removal of existing units, taking special care around the home's established landscaping. Each standard window received meticulous attention to square and level, while the oversized units demanded additional structural considerations.
The OSI closed-cell spray foam application created airtight seals around every frame. This material expands to fill gaps that traditional insulation misses, then cures to form a moisture barrier that prevents the air infiltration issues common in Central Texas homes.
Frame finishing involved precise Dap Dynaflex 230 Clear Caulk application on all colored frames. This premium sealant maintains flexibility through temperature cycles while providing crystal-clear weatherproofing that won't yellow or crack under intense UV exposure.
Each window installation followed Andersen's strict specifications. Standard units up to 132 UI received our proven installation sequence: frame preparation, precise positioning, foam sealing, and final caulking. Oversized windows required additional structural support and custom flashing details.
OSI foam cleaner kept tools and surfaces pristine throughout installation, ensuring professional results on every seal. Our crew maintained clean work areas, protecting the homeowner's floors and furnishings during the multi-day process.
The Andersen 100 Fibrex Series windows immediately transformed the home's energy profile. Fibrex construction provides superior thermal performance compared to standard vinyl, while the low-E glass coatings reject Georgetown's intense solar heat without blocking natural light.
Proper foam sealing eliminated the air leaks that plague many Central Texas homes. The homeowner noticed immediate improvements in consistent temperatures room-to-room and reduced HVAC cycling during peak summer months.
This window replacement represents smart investment in comfort and efficiency. Georgetown's climate demands windows that perform year-round—scorching summers, occasional winter freezes, spring storms with hail potential, and that relentless cedar pollen.
Andersen's warranty coverage provides peace of mind, while the professional installation ensures optimal performance for decades. The clear caulking maintains its appearance and seal integrity, critical for colored frames that show imperfections more readily than white.
Final walkthrough confirmed every window operated smoothly with proper weatherstripping contact and lock engagement. The clear sealant work appeared virtually invisible while providing maximum weather protection.
Dump fees covered proper disposal of all old materials, keeping the job site clean throughout completion. This returning customer experienced the quality and attention to detail that brings clients back to Austin Pro for their next exterior improvement project.





