Entries for Building Envelope Innovation Prize - Secondary Glazing Systems

We want to turn every city in America into a “window city,” by ensuring that all buildings use high-performing, affordable SGS.

RETROFEN™ is an hermetically sealed, closed-loop, supplemental interior glazing retrofit sash that reduces acoustic & thermal signature

LuxWall & Indow combine Industry leading Vacuum Insulated Glass performance with innovative IndowPRO framing and distributed manufacturing.

Our project proposes enhancing the existing window system by incorporating insulating glass with a clear PV coating.

A hybrid system that combines an aluminum subframe for structural integrity with a triple glazed vinyl panel for optimal thermal performance

AeroShield is developing super-insulating, super-light transparent inserts to improve the thermal performance of glazing for SGS.

A flexible, tiered-performance, commercial SGS with technical features that can be selected and combined to optimize cost and performance.

EnvisionWall bridges architectural visions with environmental reality, innovating energy-efficient solutions and fostering sustainability.

The DE Insert is an acrylic window insert with an airtight gasket that pressure fits into the interior of an existing window frame.

A Retrofit solution for existing windows, curtain walls and window wall systems for thermal performance improvement up to 1900% (COG).

WinSert innovations transforming high performance SGS products to a platform for rapid large scale decarbonization of the built envirnment

NextGlass has developed a low-cost VIG that can provide very short payback for commercial secondary glazing.

Nested, 2-sheet, static glazing solution plus code-compliant frame insulation with options for additional scaling and accessibility.

Versatile Inorganic Systems for Intelligent, Optimized, and Nanotech Window Retrofits (Vision): Monolithic all-thin-film electrochromics

The proposed product integrates electrochromic glass with solar window, bringing smart glass benefits to a wireless retrofit installation.

Arup’s concept is a hinged frame arrangement that can be retrofitted into any existing window system with a variety of glazing options.