I would like to discuss with you a subject that seems to concern us: This race for rare metals, which are often used in high-tech products sometimes with an ecological vocation, so that we the well-off can have electric bikes or other objects very comfortable. While da ...

Hello everyone, Madagascar probably makes you think of lemurs, of the virgin forest full of still unknown species, etc ... For others, Madagascar makes you think of the tons of rare metals and the barrels of oil they would like exploit well for cheap. Mining industries ...

It's me again: P Here is the setting of my boiler in pictures. https://www.econologie.com/fichiers/partager3/1381583964KXT5KY.JPG https://www.econologie.com/fichiers/partager3/1381584001ez1UvQ.jpg https://www.econologie.com/fichiers/partager3/1381584041OwKBGq. JPG https: //www.econologie.com/fichiers ...

It annoys me this mixing valve, 3/4 open I had water at 20 °, while the DHW is at 55 °.
I barely touched it and the outgoing water went to 45 °, so fast that I heard the pipes working. I hope the boiler will not split ...

Hello, This morning I played with my thermometer, before turning on the heating again. ext. 2nd wall ext. 5.5 ° internal wall 13 ° t int. 14 ° window frame 11 ° reflector 13 ° glass: int. 8.5 ° ext 6 ° (delta t over 4 mm. = 2.5 °) My boiler has no more regulation since the chimney sweep has passed. He disconnected ...

I'm trying to post a photo.

This is the south veranda that I am finishing, 100% recovered

Good evening, The veranda is NE, I'm in the process of making another smaller SE. I tried the link for the simulation. Result D in the energy classification. The walls are not insulated. Is it lime mortar, maybe a little better than cement? Today I installed m ...

I have several ideas in mind. I would like to make a comprehensive plan, including insulation and heating replacement, to apply for mortgage refinance. Basically reduce the power of the heating. Install solar collectors on the roof, exposed S-SE, for DHW. And why not for the ch ...

Number of inhabitants: around 18 (4 families)

Annual consumption: around 7000 liters.

Hello, Here are the characteristics of the house to begin with. Location: Geneva countryside, 500 m. altitude. Year of construction: 1897 Volume: 13 m. x 13 mx 13 m. at the top. 50 cm walls, cannonballs and mortar. Roof redone in 2000, insulated above with blue roofmat 8 cm. 52 m2 of window ...