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 décembre 10, 2025, 2:00 am</div>This is the harsh truth: nearly all HVAC failures occur because someone ignored a step. Didn't calculate the load properly. Used incorrect equipment. Got wrong the insulation needs. We have fixed hundreds of these messes. And each and every time, we record another learning. Like in 2017, when we began adding WiFi controls to each installation. Why? Because Sarah, our senior tech, got tired of watching homeowners burn money on bad temperature management. Now clients save hundreds yearly. https://www.facebook.com/ProductAirandElectric</blockquote><br> Annuler