{"id":7931,"date":"2026-07-24T11:44:34","date_gmt":"2026-07-24T08:44:34","guid":{"rendered":"https:\/\/axinar.com\/?p=7931"},"modified":"2026-07-24T11:44:34","modified_gmt":"2026-07-24T08:44:34","slug":"wood-boiler-100sqm","status":"publish","type":"post","link":"https:\/\/axinar.com\/en\/blog\/wood-boiler-100sqm","title":{"rendered":"Wood Boiler for 100 sqm, Which One is Ideal"},"content":{"rendered":"<p>The wood boiler remains the most economical heating solution for homes in areas with cheap firewood access, especially in semi-urban and rural areas. For 100 sqm, correct power selection is critical, a wood boiler works best when operating at 70\u201390% of its nominal power, not at 40\u201350%.<\/p>\n<h2>How Many kW You Need for 100 sqm<\/h2>\n<table>\n<thead>\n<tr>\n<th>Building characteristics<\/th>\n<th>Required Power<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Good insulation, Zone A\u2013B<\/td>\n<td><strong>13\u201318 kW<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Medium insulation, Zone B\u2013C<\/td>\n<td><strong>18\u201325 kW<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Older construction, Zone C\u2013D, cold mountainous<\/td>\n<td><strong>25\u201332 kW<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Note: In wood boilers, better to size slightly higher than pellet, because wood&#8217;s calorific value depends heavily on moisture (15\u201320% moisture = 4.2 kWh\/kg, 30% moisture = only 3.0 kWh\/kg).<\/p>\n<h2>Recommended AXINAR Models for 100 sqm<\/h2>\n<h3>1. AXINAR BM30, The Classic Wood Boiler 30 kW<\/h3>\n<div style=\"border:1px solid rgba(221,43,28,.28);border-radius:10px;padding:22px;margin:26px 0;background:rgba(255,255,255,.02);\">\n<div style=\"margin-bottom:14px;\">\n<div style=\"font-family:'Barlow Condensed', sans-serif;font-size:1.35rem;font-weight:700;line-height:1.15;margin-bottom:2px;color:#ffffff;\">AXINAR BM30<\/div>\n<div style=\"opacity:.85;font-size:.92rem;color:#ffffff;\">Classic wood boiler 30 kW<\/div>\n<\/p><\/div>\n<div>\n<p style=\"margin:0 0 12px 0;line-height:1.55;color:#ffffff;\">Our most proven model for homes of 90\u2013140 sqm. Simple, durable, efficient.<\/p>\n<ul style=\"margin:0 0 14px 0;padding-left:20px;color:#ffffff;\">\n<li style=\"margin-bottom:6px;\">Lambda sensor for correct combustion control<\/li>\n<li style=\"margin-bottom:6px;\">Large loading door, accepts logs up to 55cm<\/li>\n<li style=\"margin-bottom:6px;\">Autonomy 8\u201312 hours per wood loading<\/li>\n<\/ul>\n<p>    <a href=\"\/en\/p\/axinar-bm30-wood-boiler-30kw\" style=\"display:inline-block !important;background:#dd2b1c !important;color:#ffffff !important;font-family:Barlow Condensed, sans-serif !important;font-size:.9rem !important;font-weight:700 !important;text-transform:uppercase !important;letter-spacing:1.2px !important;padding:10px 22px !important;border-radius:6px !important;text-decoration:none !important;margin-top:10px;\">See the product \u2192<\/a>\n  <\/div>\n<\/div>\n<h3>2. AXINAR PESKON PSK30, With Integrated Heat Exchanger<\/h3>\n<div style=\"border:1px solid rgba(221,43,28,.28);border-radius:10px;padding:22px;margin:26px 0;background:rgba(255,255,255,.02);\">\n<div style=\"margin-bottom:14px;\">\n<div style=\"font-family:'Barlow Condensed', sans-serif;font-size:1.35rem;font-weight:700;line-height:1.15;margin-bottom:2px;color:#ffffff;\">AXINAR PESKON PSK30<\/div>\n<div style=\"opacity:.85;font-size:.92rem;color:#ffffff;\">Wood boiler 30 kW with integrated DHW exchanger<\/div>\n<\/p><\/div>\n<div>\n<p style=\"margin:0 0 12px 0;line-height:1.55;color:#ffffff;\">If you need both space heating AND domestic hot water without a separate tank, PESKON PSK30 does it in one unit.<\/p>\n<ul style=\"margin:0 0 14px 0;padding-left:20px;color:#ffffff;\">\n<li style=\"margin-bottom:6px;\">30 kW wood plus domestic hot water exchanger<\/li>\n<li style=\"margin-bottom:6px;\">No need for separate boiler tank<\/li>\n<li style=\"margin-bottom:6px;\">Compact, ideal for small boiler rooms<\/li>\n<\/ul>\n<p>    <a href=\"\/en\/p\/axinar-peskon-psk30-wood-boiler-30kw-with-integrated-heat-exchanger\" style=\"display:inline-block !important;background:#dd2b1c !important;color:#ffffff !important;font-family:Barlow Condensed, sans-serif !important;font-size:.9rem !important;font-weight:700 !important;text-transform:uppercase !important;letter-spacing:1.2px !important;padding:10px 22px !important;border-radius:6px !important;text-decoration:none !important;margin-top:10px;\">See the product \u2192<\/a>\n  <\/div>\n<\/div>\n<h2>Indicative Annual Wood Consumption (100 sqm)<\/h2>\n<ul>\n<li><strong>Zone A:<\/strong> 3\u20134 solid cubic meters of dry wood<\/li>\n<li><strong>Zone B:<\/strong> 4\u20135.5 cubic meters<\/li>\n<li><strong>Zone C:<\/strong> 5.5\u20137 cubic meters<\/li>\n<li><strong>Zone D:<\/strong> 7\u20139 cubic meters<\/li>\n<\/ul>\n<p>Consumption depends significantly on wood quality. <strong>Dry wood (2 years stored)<\/strong> delivers double the heat of fresh. Also, hardwoods (holm oak, beech) have 20\u201330% higher calorific value than softwoods (pine, fir).<\/p>\n<h2>What You Need to Know Before Buying<\/h2>\n<ul>\n<li><strong>Storage space:<\/strong> For 100 sqm you&#8217;ll need ~15 sqm of wood storage (covered, ventilated) to have dry wood ready.<\/li>\n<li><strong>Buffer tank:<\/strong> Essential for wood boilers. Capacity ~15\u201320 liters per kW (i.e. ~450\u2013600 liters for BM30). Stores excess heat, reduces loading to 1x per day.<\/li>\n<li><strong>Chimney:<\/strong> \u00d8160\u2013180mm double-walled stainless steel. Higher than pellet (lower flue gas temperature).<\/li>\n<li><strong>Manual loading:<\/strong> Wood boiler requires daily loading (1\u20132 times). If you want 3\u20135 day autonomy, consider pellet.<\/li>\n<\/ul>\n<h2>Pellet or Wood for 100 sqm? Quick Comparison<\/h2>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th>Wood<\/th>\n<th>Pellet<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Boiler purchase cost<\/td>\n<td>Lower (~30\u201340%)<\/td>\n<td>Higher<\/td>\n<\/tr>\n<tr>\n<td>Fuel cost\/kWh<\/td>\n<td>Lower<\/td>\n<td>Medium<\/td>\n<\/tr>\n<tr>\n<td>Autonomy<\/td>\n<td>8\u201312 hours<\/td>\n<td>2\u20135 days<\/td>\n<\/tr>\n<tr>\n<td>Daily handling<\/td>\n<td>Demanding<\/td>\n<td>Minimal<\/td>\n<\/tr>\n<tr>\n<td>Storage space<\/td>\n<td>A lot (ventilated)<\/td>\n<td>Little (closed)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Want a Customized Proposal for Your Home?<\/h2>\n<p>Send us the basics of your setup and we&#8217;ll get back within 24 hours with a specific model recommendation and indicative installation cost.<\/p>\n<p><a href=\"\/en\/contact\" style=\"display:inline-block !important;background:#dd2b1c !important;color:#ffffff !important;font-family:Barlow Condensed, sans-serif !important;font-size:1rem !important;font-weight:700 !important;text-transform:uppercase !important;letter-spacing:1.5px !important;padding:12px 28px !important;border-radius:8px !important;text-decoration:none !important;margin-top:8px;\">Request quote \u2192<\/a><\/p>\n<hr>\n<p><em>Need detailed information for larger homes? See the <a href=\"\/en\/blog\/boiler-power-per-square-meter-guide\">complete boiler selection guide<\/a> with examples from 85 to 320 sqm.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The wood boiler remains the most economical heating solution for homes in areas with cheap firewood access, especially in semi-urban [&hellip;]<\/p>\n","protected":false},"author":16,"featured_media":2218,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"rank_math_title":"Wood Boiler for 100 sqm: Ideal Models & kW | AXINAR","rank_math_description":"Wood boiler for 100 sqm: how many kW you need, AXINAR BM30 & PESKON PSK30, annual wood consumption in solid cubic meters, installation tips.","footnotes":""},"categories":[176],"tags":[],"class_list":["post-7931","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/posts\/7931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/comments?post=7931"}],"version-history":[{"count":0,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/posts\/7931\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/media\/2218"}],"wp:attachment":[{"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/media?parent=7931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/categories?post=7931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/axinar.com\/en\/wp-json\/wp\/v2\/tags?post=7931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}