{"id":29953,"date":"2026-03-31T10:49:16","date_gmt":"2026-03-31T08:49:16","guid":{"rendered":"https:\/\/www.ivc.it\/2026\/03\/31\/best-paint-against-mold-or-thermal-paint-how-to-choose-based-on-the-real-problem\/"},"modified":"2026-06-25T12:50:33","modified_gmt":"2026-06-25T10:50:33","slug":"best-paint-against-mold-or-thermal-paint-how-to-choose-based-on-the-real-problem","status":"publish","type":"post","link":"https:\/\/www.ivc.it\/en\/2026\/03\/31\/best-paint-against-mold-or-thermal-paint-how-to-choose-based-on-the-real-problem\/","title":{"rendered":"Best Paint Against Mold or Thermal Paint? How to Choose Based on the Real Problem"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Online and in Google searches, everyone writes and searches for <strong>&#8220;anti-mold paint or thermal paint&#8221;<\/strong>.<\/p>\n\n<p class=\"wp-block-paragraph\">From a regulatory standpoint, however, in Italy the correct term for coating products is <strong>&#8220;paint against mold&#8221;<\/strong>, not &#8220;anti-mold&#8221; in a biocidal\/disinfectant sense.<\/p>\n\n<p class=\"wp-block-paragraph\">Therefore, in this article we will use the term:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>&#8220;paint against mold&#8221;<\/strong> as the correct term for the product;<\/li>\n\n\n\n<li>and we will refer to the keyword &#8220;anti-mold paint&#8221; only to align with the language used by people and search engines.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">The point is simple: there is no &#8220;best anti-mold paint&#8221; in absolute terms. There is <strong>the real problem<\/strong> of the wall, and based on that you choose: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>&#8220;classic&#8221; paint against mold;<\/li>\n\n\n\n<li>thermal paint against mold \/ anti-condensation;<\/li>\n\n\n\n<li>or an even more structured system.<\/li>\n<\/ul>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Why the Question &#8220;Best Anti-Mold Paint&#8221; Is Wrong from the Start<\/h2>\n\n<p class=\"wp-block-paragraph\">When a customer asks for the &#8220;best anti-mold paint,&#8221; they are actually telling you:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">&#8220;I have a mold\/condensation problem and I want to solve it with a can.&#8221;<\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">If you just say &#8220;this is the best&#8221; without understanding the context, you are digging your own grave:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>you sell a <strong>generic paint against mold<\/strong>, without understanding what is happening in the wall;<\/li>\n\n\n\n<li>after a few months the mold returns;<\/li>\n\n\n\n<li>the blame, for the customer, falls on the <strong>painter<\/strong> and the <strong>retailer<\/strong>, not on the thermal bridge or their habits.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">So the question to ask is not &#8220;do you want the best anti-mold paint?&#8221;, but:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>what <strong>problem<\/strong> do you have exactly?<\/li>\n\n\n\n<li>is it <strong>mold from condensation<\/strong> or <strong>moisture from infiltration\/rising damp<\/strong>?<\/li>\n\n\n\n<li>what type of environment is it?<\/li>\n\n\n\n<li>what has already been done before?<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Without this minimal diagnosis, talking about &#8220;best anti-mold paint&#8221; is smoke and mirrors.<\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Technical Difference: Paint Against Mold vs. Thermal Paint Against Mold<\/h2>\n\n<p class=\"wp-block-paragraph\">Before deciding, you need to have clear ideas yourself. Then you transfer them to the customer and applicator. <\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Paint Against Mold (What Everyone Calls &#8220;Anti-Mold Paint&#8221;)<\/strong><\/h3>\n\n<ul class=\"wp-block-list\">\n<li>It is a breathable water-based paint formulated with additives that <strong>counteract the regrowth of mold and fungi on the surface<\/strong>.<\/li>\n\n\n\n<li>It helps keep the wall cleaner <strong>under the same environmental conditions<\/strong>.<\/li>\n\n\n\n<li>It does not significantly modify the surface temperature of the wall.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Translated: it is a finish that makes the <strong>reappearance of mold on the surface<\/strong> more difficult, but it does not correct the thermal bridge and does not eliminate heavy condensation.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\"><strong>Thermal Paint Against Mold \/ Anti-Condensation<\/strong><\/h3>\n\n<ul class=\"wp-block-list\">\n<li>It is a paint that contains <strong>thermal insulating fillers<\/strong> (microspheres, etc.);<\/li>\n\n\n\n<li>it reduces heat loss and <strong>slightly raises the surface temperature<\/strong> of the wall;<\/li>\n\n\n\n<li>by reducing the difference between warm air and cold wall, it <strong>limits condensation<\/strong> \u2192 less water \u2192 fewer conditions favorable to mold.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">It is not a thermal coating system, but in many cases:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>it noticeably reduces <strong>surface condensation<\/strong>;<\/li>\n\n\n\n<li>therefore, with the same use of the environment, it also reduces the reappearance of mold.<\/li>\n<\/ul>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Step 1: Understanding the Real Problem of the Wall<\/h2>\n\n<p class=\"wp-block-paragraph\">If you want to choose professionally between <strong>paint against mold<\/strong> and <strong>thermal paint against mold<\/strong>, you need to classify the problem.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>1) Mold from Condensation<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Typical signs:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>upper corners of rooms, ceilings, north-facing walls;<\/li>\n\n\n\n<li>mold behind wardrobes and furniture placed against walls;<\/li>\n\n\n\n<li>bathrooms and kitchens with little air exchange.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Here the problem is: <strong>warm air + cold wall = condensation = mold<\/strong>.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>2) Mold Associated with Infiltration or Rising Damp<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Signs:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>damp stains, plaster detaching, paint swelling;<\/li>\n\n\n\n<li>stains that change with rain or season;<\/li>\n\n\n\n<li>efflorescence and salts.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Here the water <strong>comes from the wall<\/strong>, not from the indoor air.<\/p>\n\n<p class=\"wp-block-paragraph\">In these cases, paint against mold \u2013 thermal or not \u2013 alone <strong>is not enough<\/strong>.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>3) &#8220;Hybrid&#8221; Mold (Condensation + Poor Ventilation)<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Classic:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>little ventilation;<\/li>\n\n\n\n<li>moderately cold walls;<\/li>\n\n\n\n<li>wrong habits (showers without ventilation, laundry hanging, windows almost always closed).<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Here the coating system helps, but if you do not change the use of the environment, the mold returns.<\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">When a &#8220;Simple&#8221; Paint Against Mold Is Enough<\/h2>\n\n<p class=\"wp-block-paragraph\">Ideal scenario for a <strong>traditional paint against mold<\/strong>:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>light or moderate<\/strong> mold problem;<\/li>\n\n\n\n<li>walls not particularly cold;<\/li>\n\n\n\n<li>environment that can be managed with minimal ventilation;<\/li>\n\n\n\n<li>customer willing to change their habits slightly.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Professional System:<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Treatment Against Mold<\/strong>\n<ul class=\"wp-block-list\">\n<li>specific product, action time, mechanical removal of residues;<\/li>\n\n\n\n<li>no improvised bleach, no paint &#8220;directly over&#8221; the colonies.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Possible Plaster Restoration<\/strong>\n<ul class=\"wp-block-list\">\n<li>only if it is degraded.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Interior Primer<\/strong>\n<ul class=\"wp-block-list\">\n<li>evens out absorption, improves adhesion.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>2 Coats of Breathable Paint Against Mold<\/strong>\n<ul class=\"wp-block-list\">\n<li>correct coverage, no thin coats.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">In many normal residential interiors, this system is more than sufficient, provided that:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>the environment is ventilated;<\/li>\n\n\n\n<li>there are no heavy thermal bridges or infiltrations from outside.<\/li>\n<\/ul>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">When It Makes Sense to Use a Thermal Paint Against Mold \/ Anti-Condensation<\/h2>\n\n<p class=\"wp-block-paragraph\">Here you enter the range of problems where the <strong>wall is genuinely cold<\/strong>:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>non-insulated perimeter walls;<\/li>\n\n\n\n<li>concrete pillars embedded in the perimeter;<\/li>\n\n\n\n<li>window jambs, niches, ceilings in contact with the cold.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Typical signs:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>visible condensation (droplets) in certain areas;<\/li>\n\n\n\n<li>mold that returns <strong>always in the same spots<\/strong> even after correct systems;<\/li>\n\n\n\n<li>clear difference in perceived temperature to the touch between different areas of the wall.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">In these cases, a <strong>thermal paint against mold<\/strong> makes sense because:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>it improves the <strong>local surface temperature<\/strong>;<\/li>\n\n\n\n<li>it reduces condensation formation;<\/li>\n\n\n\n<li>combined with treatment against mold, it offers a quality leap compared to a standard paint.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Typical System:<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Treatment against mold.<\/li>\n\n\n\n<li>Possible smoothing\/local restoration.<\/li>\n\n\n\n<li>Primer suitable for thermal system.<\/li>\n\n\n\n<li>2 coats of <strong>thermal paint against mold \/ anti-condensation<\/strong> on critical walls.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Clear message to the customer:<\/p>\n\n<p class=\"wp-block-paragraph\">you are not insulating the building, but <strong>improving the behavior of that wall<\/strong>.<\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">When Neither Paint Against Mold Nor Thermal Paint Is Enough<\/h2>\n\n<p class=\"wp-block-paragraph\">There are situations where, if you are honest, you must say:<\/p>\n\n<p class=\"wp-block-paragraph\">&#8220;We cannot solve it with paint alone.&#8221;<\/p>\n\n<p class=\"wp-block-paragraph\">Examples:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>marked <strong>rising damp<\/strong> on lower floors, cellars, basements;<\/li>\n\n\n\n<li><strong>infiltrations from outside<\/strong> (no thermal coating, degraded facade, significant construction defects);<\/li>\n\n\n\n<li>cold unheated environments where indoor air is always saturated with moisture.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Here the paint \u2013 against mold or thermal \u2013 is only:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>the <strong>finish<\/strong> of a broader remediation system;<\/li>\n\n\n\n<li>not the main tool.<\/li>\n<\/ul>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">How to Explain It to the Customer in 30 Seconds Without Going Crazy<\/h2>\n\n<p class=\"wp-block-paragraph\">Retailers and painters do not need to give seminars. A short and clear narrative is needed: <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>&#8220;There are paints against mold, which keep the wall cleaner.&#8221;<\/strong><\/li>\n\n\n\n<li><strong>&#8220;There are thermal paints against mold, which also help reduce condensation.&#8221;<\/strong><\/li>\n\n\n\n<li><strong>&#8220;If water enters from the wall or from below, no paint alone is enough: a remediation intervention is needed first.&#8221;<\/strong><\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">This way:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>you engage those searching for &#8220;anti-mold paint,&#8221;<\/li>\n\n\n\n<li>but you <strong>speak correctly<\/strong> about paints against mold and thermal systems,<\/li>\n\n\n\n<li>and you position yourself as a technician, not as a seller of magic cans.<\/li>\n<\/ul>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">System Schemes: When to Use What<\/h2>\n\n<h3 class=\"wp-block-heading\"><strong>System A: Light\/Medium Mold, Non-Cold Walls<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Target: bedrooms, hallways, normal environments.<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Treatment against mold.<\/li>\n\n\n\n<li>Plaster restoration if needed.<\/li>\n\n\n\n<li>Interior primer.<\/li>\n\n\n\n<li>2 coats of <strong>breathable paint against mold<\/strong>.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Objective: control regrowth and stabilize the substrate.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\"><strong>System B: Mold from Condensation on Cold Walls<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Target: north-facing walls, bathrooms, rooms with thermal bridges.<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Treatment against mold.<\/li>\n\n\n\n<li>Possible smoothing.<\/li>\n\n\n\n<li>Primer suitable for thermal system.<\/li>\n\n\n\n<li>2 coats of <strong>thermal paint against mold \/ anti-condensation<\/strong>.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Objective: reduce surface condensation and provide a concrete response to &#8220;thermal bridge&#8221; mold.<\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Typical Mistakes to Eliminate Immediately<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Applying <strong>paint against mold directly<\/strong> over colonies, without treatment.<\/li>\n\n\n\n<li>Using thermal paint against mold as if it were an internal coating system and promising miracles.<\/li>\n\n\n\n<li>Using any &#8220;paint against mold\/anti-mold&#8221; on rising damp as if it were a definitive solution.<\/li>\n\n\n\n<li>Not explaining that <strong>ventilation and correct use of environments<\/strong> are part of the cure.<\/li>\n\n\n\n<li>Switching from normal paint to &#8220;anti-mold&#8221; without working on the substrate, expecting radical results.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Explore our extensive <a href=\"https:\/\/www.ivc.it\/en\/anti-mold-paint-11-professional-solutions\/\">range of paints against mold<\/a> and discover what suits your needs.<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">To determine whether to use a paint against mold or a thermal paint against mold on your site, <a href=\"https:\/\/www.ivc.it\/en\/retailers\/\" data-type=\"page\" data-id=\"7922\">consult with an IVC retailer in your area<\/a>.<\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Online and in Google searches, everyone writes and searches for &#8220;anti-mold paint or thermal paint&#8221;. From a regulatory standpoint, however, in Italy the correct term for coating products is &#8220;paint against mold&#8221;, not &#8220;anti-mold&#8221; in a biocidal\/disinfectant sense. Therefore, in this article we will use the term: The point is simple: there is no &#8220;best [&hellip;]<\/p>\n","protected":false},"author":29701,"featured_media":29954,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[54],"tags":[],"class_list":["post-29953","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","pmpro-has-access"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/posts\/29953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/users\/29701"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/comments?post=29953"}],"version-history":[{"count":1,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/posts\/29953\/revisions"}],"predecessor-version":[{"id":29955,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/posts\/29953\/revisions\/29955"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/media\/29954"}],"wp:attachment":[{"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/media?parent=29953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/categories?post=29953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ivc.it\/en\/wp-json\/wp\/v2\/tags?post=29953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}