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Why ground-source is 
the better option

Ground source heat pumps (GSHP) are very efficient when compared to air source heat pumps (ASHP) – across a year 
they are up to twice as efficient to heat a building and up to four times as efficient to cool a building. In cooling mode, a GSHP captures surplus heat in the building to recharge the ground. GSHP are also very quiet and can be easily tucked 
into a cupboard and out of site.


However, traditionally GSHP have had to rely on expensive boreholes or extensive horizontal pipework networks to 
provide the ground heat exchanger often making the 
equation of efficiency against cost tipping to ASHP. 
Enviga has the answer that will make GSHP the go-to 
solution for net zero construction.

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Enviga's innovative Thermo Foundations is a game changer, as it provides a free ground-heat exchanger as well as the foundation for the building, which makes it more cost-effective to install a GSHP system than an ASHP system.

Introducing Enviga's affordable Thermo Foundations

Enviga’s patented & innovative Thermo Foundations provide a 
ground-heat exchanger by utilising a sub-structure solution 
formed using steel screw piles.

This makes it the most affordable net zero operational carbon 
GSHP heating and cooling option, which is equal in cost to install ASHP or even cheaper for developments on brownfield sites or sites with trees. 

Typically for a two storey building, our Thermo Foundations costs start at £70 per sqm* GIA for Volumetric build systems and £140 per sqm* GIA for panellised build systems  as this also includes our innovative Thermo SlabTM floor system.

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Enviga’s patented & innovative Thermo Foundations provide a 
ground-heat exchanger by utilising a sub-structure solution 
formed using steel screw piles.

This makes it the most affordable net zero operational carbon 
GSHP heating and cooling option, which is equal in cost to install ASHP or even cheaper for developments on brownfield sites or sites with trees. 

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Expert GSHP system installation

Members of Enviga's installation team have been installing & commissioning GSHP systems since 2010. Their knowledge 
combined with our deign teams, means we able to select and install the best renewable technologies for your project. This includes GSHP, HW tank or thermal battery, distribution pumps manifolds and space heat emitters. In addition we can fit WWHR and MVHR systems too. We also have dedicated installation partners for solar PV/PV-T and battery storage.

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Find out more

Click on our solutions above to find out more about what Enviga can offer. For further information or if you wish to discuss a specific project then please fill in the contact form below or log-in if you are a returning guest, we will then direct your enquiry to the most relevant person in our team.

Phone

+44 (0) 1379 890467

Office

Enviga Geothermal Limited
Walnut Tree Farm, 
Botesdale, Diss, 
Norfolk, 
IP22 1DL,
UK

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