Articles

Field notes on zero-threshold detailing

Technical writing on threshold assemblies, materials, and the installation methods behind zero-threshold sliding doors.

· 17 min read

Why GFRP? A materials analysis for threshold spacer blocks

Wood, aluminum, steel, PVC, and composites compared for threshold spacer blocks — and why GFRP is the right material for permanent embedment under a premium sliding door.

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· 20 min read

The threshold thermal bridge that defeats Passive House envelopes

Why aluminum sliding-door thresholds create one of the worst thermal bridges in residential construction — and what Passive House, PHIUS, and LEED require to fix it.

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· 13 min read

The zero-threshold problem every premium sliding door installer knows

Why zero-threshold sliding doors (Alumil Eclipse, Reynaers Hi-Finity, Sky-Frame) are nearly impossible to install to tolerance with traditional methods — and how KORSYS solves it.

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