Forum MenuNavigation du forumForumSe connecterS’enregistrerFil d’Ariane du forum – Vous êtes ici :ForumPermaculture Sociale: HNI - Bébé sans couches - Communication éliminationFobertditRépondreRépondre: Fobertdit <blockquote><div class="quotetitle">Citation de Invité le janvier 13, 2026, 1:48 am</div>Here's the brutal truth: most HVAC failures take place because someone ignored a step. Didn't calculate the load correctly. Used undersized equipment. Misjudged the insulation needs. We have fixed countless of these disasters. And every time, we file away another learning. Like in 2017, when we began adding WiFi controls to every system. Why? Because Sarah, our senior tech, got tired of watching homeowners waste money on bad temperature management. Now clients save 20-30% yearly. https://www.demilked.com/author/ellachuduj/ </blockquote><br> Annuler