Mar Azul is an oceanfront condominium at 600 Grapetree Drive in Key Biscayne. The association engaged TISW CORP to modernize exterior openings—impact windows and large-format sliding glass doors—while preserving unobstructed Atlantic views and meeting Miami-Dade impact and water-infiltration performance requirements. (Built 1974; ~126 residences over ~11 stories.)Miami Condos For Sale & RentDiener Properties
Client Goals
Achieve full Miami-Dade / Florida Building Code compliance (impact, pressure, water)
Refresh sightlines and finishes to align with Mar Azul’s boutique luxury profile
Minimize disruption in an occupied high-rise environment
Improve comfort via better noise reduction, solar control, and air/water tightness
Challenges & Our Solutions
Challenges
Ocean-exposed façades with wind-driven rain and salt air
Oversized slider panels requiring engineered rigging and precise handling at height
Strict submittals/approvals and water-infiltration performance verification
Access logistics on a barrier-island property (swing stages, hoisting, elevator scheduling)
Our Solution
TISW CORP delivered a turn-key, occupied-building retrofit:
Impact-rated assemblies specified to tower design pressures and exposure zones
Performance glazing (laminated + low-E/solar control) tuned for comfort and acoustics
Resident-centric phasing: stack-by-stack scheduling, daily coordination, clean work areas
Precision installation using swing stages and crane/smart-lift handling for oversized units