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4:["$","span",null,{"children":"Maison basse énergie / passive, 150 m² : environ 8 à 12 kW"}]
5:["$","li","1",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"Maison récente bien isolée, 150 m² : environ 15 à 20 kW"}]]}]
6:["$","li","2",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"Maison 4 façades standard non rénovée, 150 m² : environ 20 à 26 kW"}]]}]
7:["$","li","3",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"Maison ancienne peu isolée, 150 m² : environ 26 à 32 kW"}]]}]
8:["$","p","12",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Ces chiffres sont des ordres de grandeur généraux et ne remplacent pas une étude de déperditions propre à votre bâtiment. Pour une chaudière mixte instantanée avec forte demande sanitaire simultanée, il faut parfois ajouter 3 à 6 kW supplémentaires."}]
9:["$","p","13",{"className":"mb-5 leading-relaxed text-foreground/85","children":"On rencontre régulièrement des tableaux du type :"}]
a:["$","p","14",{"className":"mb-5 leading-relaxed text-foreground/85","children":"100 m² = X kW"}]
b:["$","p","15",{"className":"mb-5 leading-relaxed text-foreground/85","children":"150 m² = X kW"}]
c:["$","p","16",{"className":"mb-5 leading-relaxed text-foreground/85","children":"200 m² = X kW"}]
d:["$","p","17",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Cela peut donner un ordre de grandeur, mais ce n'est pas une méthode de dimensionnement suffisamment précise."}]
e:["$","p","18",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Deux maisons de 150 m² peuvent présenter des besoins complètement différents."}]
f:["$","p","19",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Une maison récente très bien isolée et une ancienne maison quatre façades peu isolée n'auront évidemment pas les mêmes déperditions thermiques."}]
10:["$","h2","20",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Quels éléments faut-il prendre en compte ?"}]
11:["$","p","21",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Pour déterminer correctement les besoins, il faut notamment considérer :"}]
12:["$","ul","22",{"className":"space-y-2 mb-6 pl-1","children":[["$","li","0",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"la superficie et le volume chauffés "}]]}],["$","li","1",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"le niveau d'isolation "}]]}],["$","li","2",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"les murs extérieurs "}]]}],["$","li","3",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"la toiture "}]]}],["$","li","4",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"les vitrages "}]]}],["$","li","5",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"l'étanchéité à l'air "}]]}],["$","li","6",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"la température intérieure souhaitée "}]]}],["$","li","7",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"la température extérieure de calcul "}]]}],["$","li","8",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"les radiateurs ou le chauffage sol "}]]}],["$","li","9",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"la production d'eau chaude sanitaire"}]]}]]}]
13:["$","p","23",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Une étude des déperditions permet d'obtenir une estimation beaucoup plus pertinente des besoins de chauffage."}]
14:["$","h2","24",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Pourquoi les anciennes chaudières sont-elles souvent très puissantes ?"}]
15:["$","p","25",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Il n'est pas rare de trouver d'anciennes chaudières affichant des puissances importantes."}]
16:["$","p","26",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Cela ne signifie pas que la nouvelle chaudière doit obligatoirement avoir la même puissance."}]
17:["$","p","27",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Le bâtiment a parfois été isolé depuis l'installation de l'ancien appareil."}]
18:["$","p","28",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Les fenêtres ont pu être remplacées."}]
19:["$","p","29",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Et les anciennes installations étaient également fréquemment dimensionnées avec des marges importantes."}]
1a:["$","p","30",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Copier automatiquement la puissance de l'ancienne chaudière n'est donc pas toujours pertinent."}]
1b:["$","h2","31",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Attention à l'eau chaude sanitaire"}]
1c:["$","p","32",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Voici un point très important."}]
1d:["$","p","33",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Les besoins pour chauffer la maison et ceux nécessaires pour produire confortablement de l'eau chaude sanitaire sont différents."}]
1e:["$","p","34",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Une habitation peut avoir des besoins de chauffage relativement faibles tout en nécessitant une puissance plus importante pour assurer un bon débit d'eau chaude avec une chaudière mixte instantanée."}]
1f:["$","p","35",{"className":"mb-5 leading-relaxed text-foreground/85","children":"C'est pourquoi il faut tenir compte :"}]
20:["$","ul","36",{"className":"space-y-2 mb-6 pl-1","children":[["$","li","0",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"du nombre d'occupants "}]]}],["$","li","1",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"du nombre de salles de bains "}]]}],["$","li","2",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"des douches "}]]}],["$","li","3",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"de la présence d'une baignoire "}]]}],["$","li","4",{"className":"flex items-start gap-2 text-foreground/85","children":[["$","span",null,{"className":"mt-2.5 h-1.5 w-1.5 rounded-full bg-primary flex-shrink-0"}],["$","span",null,{"children":"des utilisations simultanées"}]]}]]}]
21:["$","h2","37",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Chaudière mixte ou ballon séparé ?"}]
22:["$","p","38",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Avec une chaudière mixte, l'eau chaude est produite directement à la demande."}]
23:["$","p","39",{"className":"mb-5 leading-relaxed text-foreground/85","children":"La puissance sanitaire peut alors jouer un rôle important dans le choix du modèle."}]
24:["$","p","40",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Une autre solution consiste à associer la chaudière à un ballon d'eau chaude."}]
25:["$","p","41",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Cette configuration permet de disposer d'une réserve et peut être intéressante lorsque les besoins sanitaires sont importants."}]
26:["$","h2","42",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Une chaudière trop puissante consomme-t-elle forcément plus ?"}]
27:["$","p","43",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Ce n'est pas aussi simple."}]
28:["$","p","44",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Les chaudières modernes peuvent moduler leur puissance."}]
29:["$","p","45",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Il faut donc regarder non seulement leur puissance maximale, mais également leur puissance minimale et leur plage de modulation."}]
2a:["$","p","46",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Lorsque les besoins du bâtiment sont faibles, une chaudière capable de descendre suffisamment en puissance peut fonctionner plus longtemps à faible régime."}]
2b:["$","p","47",{"className":"mb-5 leading-relaxed text-foreground/85","children":"À l'inverse, une chaudière qui ne peut pas suffisamment réduire sa puissance risque de multiplier les démarrages et arrêts."}]
2c:["$","h2","48",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Et avec un chauffage sol ?"}]
2d:["$","p","49",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Le chauffage par le sol travaille généralement avec des températures d'eau plus faibles que des radiateurs traditionnels."}]
2e:["$","p","50",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Il est donc particulièrement important d'avoir une régulation adaptée et un générateur correctement dimensionné."}]
2f:["$","p","51",{"className":"mb-5 leading-relaxed text-foreground/85","children":"La température de départ nécessaire doit être déterminée en fonction de l'installation."}]
30:["$","h2","52",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Quelle puissance choisir finalement ?"}]
31:["$","p","53",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Il n'existe pas une puissance universelle pour une maison de 100, 150 ou 200 m²."}]
32:["$","p","54",{"className":"mb-5 leading-relaxed text-foreground/85","children":"La bonne approche consiste à déterminer :"}]
33:["$","p","55",{"className":"mb-5 leading-relaxed text-foreground/85","children":"1.  les besoins de chauffage du bâtiment ;"}]
34:["$","p","56",{"className":"mb-5 leading-relaxed text-foreground/85","children":"2.  les besoins en eau chaude sanitaire ;"}]
35:["$","p","57",{"className":"mb-5 leading-relaxed text-foreground/85","children":"3.  le type d'émetteurs ;"}]
36:["$","p","58",{"className":"mb-5 leading-relaxed text-foreground/85","children":"4.  la plage de modulation de la chaudière."}]
37:["$","p","59",{"className":"mb-5 leading-relaxed text-foreground/85","children":"C'est l'ensemble de ces informations qui permet de sélectionner un appareil adapté."}]
38:["$","h2","60",{"className":"font-display text-2xl sm:text-3xl font-bold mt-12 mb-4 first:mt-0","children":"Vous devez remplacer votre chaudière ?"}]
39:["$","p","61",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Yemtech peut étudier votre installation et déterminer une solution adaptée aux caractéristiques de votre habitation."}]
3a:["$","p","62",{"className":"mb-5 leading-relaxed text-foreground/85","children":"L'objectif n'est pas de vous installer la chaudière la plus puissante possible, mais celle qui correspond réellement à vos besoins."}]
3b:["$","p","63",{"className":"mb-5 leading-relaxed text-foreground/85","children":"→ Demander une étude de dimensionnement"}]
3c:["$","p","64",{"className":"mb-5 leading-relaxed text-foreground/85","children":"Yemtech — Chauffage • Sanitaire • Ventilation • Climatisation"}]
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