2024

BTH BUREAU TECHNIQUE DE L'HABITAT

Renewable energy specialist

BTH21, founded by Joël Pierrot and Michel Ruiz, both roofing craftsmen, now specializes in renovation and insulation work on the upper parts of houses, roofs and attics. BTH21 favors the use of Tuiles Gérard, the installation of Vélux roof windows, and has the means to create aluminum gutters and roof edge protection. Insulation can be sprayed with Icynene® open-cell foam to let your spaces breathe, while ensuring airtightness and eliminating thermal bridges. A process with an excellent price/insulation efficiency ratio. All types of insulation can be offered, including external insulation finished with the most aesthetic and durable cladding. BTH21 has also become an expert in the installation of photovoltaic panels, having been awarded the QualiPV Bat RGE label for the installation of grid-connected photovoltaic solar systems on roofs, with the connection part handled by Lapierre Electricité Générale. Precise, regulated know-how to ensure quality installation and operation, and self-consumption of electricity. The company operates throughout the Burgundy-Franche-Comté region.

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