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 12, 2026, 11:40 am</div>Here's the brutal truth: most HVAC failures occur because someone skipped a step. Did not calculate the load accurately. Used undersized equipment. Miscalculated the insulation needs. We've personally fixed hundreds of these failures. And every time, we record another learning. Like in 2017, when we decided on adding smart thermostats to all installation. Why? Because Sarah, our senior tech, got tired of watching homeowners lose money on inefficient temperature settings. Now clients save 20-30% yearly. https://www.manta.com/c/m1x5288/product-air-heating</blockquote><br> Annuler