Calculators

Green roof calculator tool

This calculator shows the properties of Leca® lightweight aggregate in green roof construction.
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Green Roof Calculator
Water Management Calculator

Water management calculator tool

This calculator shows the properties of Leca® lightweight aggregate in flood prevention.
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Downloads

Green Roof Brochure preview
Green Roof Brochure
How to use LECA LWA for Green Roof design
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Storm Water Management Technical Guide preview
Storm Water Management Technical Guide
Manage storm water with detention and filtration…
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