Sigma

The right solution for the Energy issue

sigma Sigma, offers high-tech solutions for heating, ventilation, cooling and heat recovery that reflect today's demand for sustainable construction, manufacturing solar thermal collectors, storage tanks and solar hot water systems since 1984, using the most updated technology in its domain. Sigma, is ISO 9001:2000 certified .

Sigma solar systems are durable and reliable. So our company has gained the respect of our clients because of the high quality of our products, on time delivery, quality control through the manufacturing procedure and the low prices. Our clients themselves are vivid advertisement. More than 1.000.000 m² of selective surface all over Greece have the Sigma sign.

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The Sigma collector family is characterized by aesthetic design and durability. Top quality must be able to withstand the toughest testing. Sigma solar collectors have been certified with the highest certificate for solar collectors, the solar keymark sign , since 2005.
All the quality assurance measures have the aim of ensuring that excellence is secured for customers in years to come.

Sigma is able to provide and install P V modules, inverters and all ancillary products – from wiring and connectors to roof hooks and steel mounting frames to in-roof systems – from a wide range of EU and worldwide PV manufacturers.

Our 30 years experience in installing

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Do you know that you can heat or cool your house using Sigma solar collectors? The Sigma solar house provides heating - cooling without fossil sources.

A very friendly enviromental solution.

Passive Solar Heating is the most cost effective means of providing heat to buildings. In general terms, the amount of solar energy that falls on the roof of a house is more than the total energy consumed within the house.

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