Korea Windows and Doors

Date Posted

August 2025

At id + b studios, design integrity is about more than selecting beautiful finishes; it is about ensuring every product in our projects performs flawlessly for years to come. For windows and doors, the right choice affects not only a home’s look and feel but also its comfort, efficiency, and long-term value.

That is why our search for the best products often takes us beyond our local market. Recently, we traveled to South Korea, a global leader in window and door technology. Korean manufacturers combine advanced engineering, energy efficiency, and sleek aesthetics to create products that set international performance benchmarks.

Why Korea?


Korea has earned its reputation for cutting-edge fenestration systems. Many high-performance homes and commercial projects rely on Korean suppliers for:

  • Ultra-slim profiles that maximize views without sacrificing strength
  • Triple glazing and advanced thermal breaks for superior insulation
  • Precision-engineered seals and hardware for air- and watertight performance

This leadership in technology is why we explored sourcing opportunities in Korea, to give our clients access to the very best.

Inside the Showrooms and Factories


We toured manufacturing facilities and curated showrooms to evaluate:

  • Frame materials, from sleek aluminum to hybrid systems with warm wood interiors
  • Hardware and locking systems designed for security and ease of use
  • Custom configurations, from oversized sliding glass walls to tilt-and-turn windows

We tested sliding smoothness, multi-point locks, and engineering details to ensure every product met our strict quality standards.

Balancing Luxury and Value

Direct relationships with Korean manufacturers allow us to offer world-class products at competitive prices. Clients benefit from:

  • Exceptional energy performance, often exceeding Passive House standards
  • Timeless aesthetics with minimalist sightlines
  • Custom sizing, finishes, and configurations for unique projects

What This Means for Our Clients


Every sourcing trip blends design beauty with functional excellence. By going straight to the source, we ensure each product has been seen, tested, and trusted. Our clients can feel confident their homes feature leading-edge technology, meticulous craftsmanship, and unmatched value.

Stay tuned for the next story in our Sourcing Excellence series, where we explore another global destination in search of materials that elevate both form and function.

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modern kitchen with an island and 3 stools.modern kitchen with an island and 3 stools.