Specifier Tools

SANS 10400-XA Compliance Checker

A live fenestration energy instrument. Screens your glazing area against the 15% deemed-to-satisfy rule of SANS 10400-XA (referencing SANS 204) and records your U-value / SHGC for verification against the current zone tables. Every value recomputes as you adjust.

Project Inputs

m²

Nett internal floor area of the storey being assessed.

m²

Aggregate glazed area of all windows, doors and glazed openings in this storey.

W/m²K

Combined glass + frame.

0–1

Solar Heat Gain Coefficient (combined glass + frame).

SANS 204 climatic zone (2011 map)

Live — results update as you type

Compliance Instrument

Pass
0.0%
Fenestration-to-floor ratio — deemed-to-satisfy limit: 15%
Compliance meter showing the fenestration ratio on a 0 to 30 percent scale with the 15 percent deemed-to-satisfy threshold marked. 15% DTS LIMIT 0.0%
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