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LEED Silver

Polisan Kimya Resin Production Facility

Project facts

Certification
LEED Silver
Rating system
LEED v4 New Construction
AECO’s role
Certification consultancy · Building performance modelling · Daylight simulation

LEED certification consultancy for Polisan Kimya Resin Production Facility under LEED v4 BD+C: New Construction. The project was certified Silver in September 2025. Location: Kocaeli, Türkiye.

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Project analysis

The annual daylight model calculated an average sDA of 67.16% for the assessed areas. The project, addressing daylight, energy and indoor-environment objectives, achieved LEED Silver with 54 points.

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Terms used in the analyses
sDA
Spatial Daylight Autonomy — the share of floor area that reaches 300 lux from daylight alone for at least half of the occupied hours (IES LM-83).
ENERGY STAR
ENERGY STAR score — a 1–100 operational performance score from the US Environmental Protection Agency, comparing a building’s energy performance with that of similar buildings.
Tier 1
Tier 1 — the top category of the LEED renewable energy credit, which includes renewable energy generated on site.