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GLD is the leading software suite for designing world class geothermal GSHP systems and ground heat exchangers. GLD offers unparalleled flexibility for horizontal, vertical, surface water and hybrid boiler/cooling tower systems.
GLD is used in more than 40 countries for projects ranging from Ball State University's $60 million geothermal retrofit to individual residential designs. Save $$$ on consultant fees by designing easily with GLD.
   

The Finance/C02 Emissions module. The finance and emissions module calculates the full lifecycle benefits that GSHP systems provide. Quickly show clients why they should choose geothermal.

The Thermal Conductivity module. Now analyze conductivity data instantly from thermal conductivity test units such as the GeoCube.

Commercial 8760 hour analysis is coming soon to support LEED Certification. GLD enables a designer to estimate kWh usage and C02 emissions.

FREE Trial: Commercial Edition

FREE Trial: Residential Edition
Flash Demo: 2009 New Features

Flash Demo: Commercial Edition

Flash Demo: Residential Edition
 

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