Summer – With a special co-extrusion layer on the external side of the sheet under the UV protective layer “Spring” blocks the invisible IR solar radiation & heat. Result = Lower temperatures (less heat enters the structure), but still allow maximum light coming in.
Winter – Due to its outstanding insulation properties,”Spring” sheet saves energy costs during winter time. Polygal Spring sheet means: All year thermal comfort, light & energy saving.
Spring sheet comes in two types:
- Clear appearance – Translucent
- Matte – To avoid dazzle