{"id":12472,"date":"2026-04-03T09:00:54","date_gmt":"2026-04-03T13:00:54","guid":{"rendered":"https:\/\/extermipro.com\/non-classe\/coquerelles-salle-bain-hochelaga-humidite\/"},"modified":"2026-05-04T17:49:07","modified_gmt":"2026-05-04T21:49:07","slug":"hochelaga-bathroom-cockroaches-humidity","status":"publish","type":"post","link":"https:\/\/extermipro.com\/en\/blog-extermination-montreal\/coquerelles-salle-bain-hochelaga-humidite\/","title":{"rendered":"Cockroaches and humidity in Hochelaga: why your bathroom attracts them"},"content":{"rendered":"<style>.ep-green { color:#289840; font-weight:700; }.ep-link { color:#1e73be; text-decoration:underline; }.ep-softbox { background:#f5f7f9; padding:16px; border-radius:12px; }.ep-greenbox { background:#e9f7ef; border:2px solid #289840; padding:14px 16px; border-radius:12px; margin:14px 0; }.ep-hr { height:1px; background:#e6eef2; border:0; margin:18px 0; }.ep-table { width:100%; border-collapse:separate; border-spacing:0; overflow:hidden; border-radius:14px; }.ep-table th,.ep-table td { border:2px solid #289840; padding:12px 12px; vertical-align:top; }.ep-table th { background:#e9f7ef; font-weight:900; color:#1f2f36; }.ep-table td { background:#ffffff; color:#2c3e46; }.snippet-bait { background:#f7fbff; border-left:5px solid #1e73be; padding:14px 16px; border-radius:10px; margin:16px 0 22px; }.ep-h1 { font-size:54px; font-weight:900; line-height:1.05; margin:8px 0 14px; color:#1f2f36; }\n@media (max-width: 980px){.ep-h1{ font-size:44px; } }\n@media (max-width: 520px){.ep-h1{ font-size:36px; } }<\/style>\n<p>Entendre des bruits dans les murs ou le plafond de votre logement \u00e0 Hochelaga-Maisonneuve est rarement anodin. Les coquerelles s&rsquo;installent dans les cavit\u00e9s structurelles des b\u00e2timents, o\u00f9 elles sont prot\u00e9g\u00e9es, au chaud et \u00e0 proximit\u00e9 de sources de nourriture et d&rsquo;eau.<\/p>\n<div class=\"snippet-bait\"><p><strong>In short:<\/strong> Cockroaches in the walls and ceilings of Hochelaga-Maisonneuve use technical voids, plumbing conduits, and the gaps between floors to move around. A non-intrusive diagnostic allows for the localization of activity zones without damaging the walls.<\/p><\/div>\n<hr class=\"ep-hr\">\n<h2>Hochelaga-Maisonneuve: Why the <span class=\"ep-green\">cockroaches<\/span> are <span class=\"ep-green\">frequent<\/span> here<\/h2>\n<p>The Hochelaga-Maisonneuve neighborhood has characteristics that favor the presence of cockroaches. Housing density, the age of buildings, and proximity to green spaces or waterways create a conducive environment. Duplexes and triplexes built before the 1980s often have gaps in their foundations and around plumbing that pests exploit.<\/p>\n<p>Our certified technicians regularly work in Hochelaga-Maisonneuve and are familiar with the specific characteristics of local buildings. This local knowledge allows us to tailor each intervention to the actual conditions of your home.<\/p>\n<hr class=\"ep-hr\">\n<h2>What our technicians <span class=\"ep-green\">observant<\/span> in Hochelaga-Maisonneuve<\/h2>\n<p>During our regular service calls in Hochelaga-Maisonneuve, our certified technicians observe recurring situations related to cockroaches:<\/p>\n<ul>\n<li>Buildings constructed before 1980 systematically have multiple entry points at the foundation and plumbing levels.<\/li>\n<li>Recently renovated buildings are not immune\u2014the work sometimes creates new openings that are overlooked<\/li>\n<li>The proximity of green spaces, alleys, or food stores significantly increases the risk of infestation.<\/li>\n<li>Partially treated infestations (without sealing) return in 80% of cases within the following 3 months<\/li>\n<\/ul>\n<hr class=\"ep-hr\">\n<h2>Measures of <span class=\"ep-green\">prevention<\/span> effective<\/h2>\n<p>To protect your home in Hochelaga-Maisonneuve from cockroaches, adopt these preventive measures recommended by our technicians:<\/p>\n<div class=\"ep-greenbox\">\n<p><strong>Clogging:<\/strong> Seal all openings larger than 6 mm around plumbing, foundations, and window frames with steel wool and caulk.<\/p>\n<p><strong>\u2705 Food Storage:<\/strong> Store all food in airtight glass or rigid plastic containers<\/p>\n<p><strong>Waste Management:<\/strong> Take out the trash regularly and use containers with airtight lids<\/p>\n<p><strong>Humidity control:<\/strong> Repair leaks, ventilate bathrooms, and use a dehumidifier in the basement if necessary.<\/p>\n<p><strong>\u2705 Seasonal Inspection:<\/strong> Check entry points before each fall, especially after renovations.<\/p>\n<\/div>\n<hr class=\"ep-hr\">\n<h2>When to call a <span class=\"ep-green\">professional<\/span> certified<\/h2>\n<p>Certain situations in Hochelaga-Maisonneuve absolutely require the intervention of a certified pest control professional:<\/p>\n<ul>\n<li><strong>Recurring signs:<\/strong> The cockroaches are back despite your prevention efforts \u2014 the source has not been identified<\/li>\n<li><strong>Multi-unit building<\/strong> A coordinated approach is needed to handle multiple units simultaneously.<\/li>\n<li><strong>Presence of children or animals:<\/strong> Only professional products approved by Health Canada guarantee safe application.<\/li>\n<li><strong>Structural damage:<\/strong> Cockroaches that damage wood, insulation, or wiring require thorough diagnosis<\/li>\n<\/ul>\n<p>Our certified technicians serve Hochelaga-Maisonneuve and surrounding neighborhoods with methods adapted to each building type. Consult our page <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/exterminator-hochelaga-maisonneuve\/\">Hochelaga-Maisonneuve<\/a> to learn more.<\/p>\n<hr class=\"ep-hr\">\n<h2>People are asking <span class=\"ep-green\">also<\/span><\/h2>\n<div class=\"ep-softbox\" style=\"margin-bottom:12px;\">\n<p><strong>Can cockroaches fly?<\/strong><\/p>\n<p>Some species have wings but rarely fly. In Quebec, the German cockroach (the most common in homes) does not fly. It moves quickly on the floor and walls.<\/p>\n<\/div>\n<div class=\"ep-softbox\" style=\"margin-bottom:12px;\">\n<p><strong>Is a single cockroach a sign of an infestation?<\/strong><\/p>\n<p>Not necessarily, but it's a warning sign. If you see one during the day, there are probably dozens hidden \u2014 cockroaches are nocturnal and only come out during the day when the nest is overcrowded.<\/p>\n<\/div>\n<hr class=\"ep-hr\">\n<h2>Resources for <span class=\"ep-green\">your neighborhood<\/span><\/h2>\n<p>Check out our page <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/exterminator-hochelaga-maisonneuve\/\">Pest control services in Hochelaga-Maisonneuve<\/a> for more information on interventions in your sector.<\/p>\n<p>We also operate in <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/pest-control-villeray\/\">Villeray<\/a>, <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/rosemont-exterminator\/\">Rosemont<\/a>, <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/exterminator-plateau-mont-royal\/\">Plateau Mont-Royal<\/a>, <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/exterminator-notre-dame-de-grace\/\">Notre-Dame-de-Gr\u00e2ce<\/a>, <a class=\"ep-link\" href=\"https:\/\/extermipro.com\/en\/exterminator-cote-des-neiges\/\">C\u00f4te-des-Neiges<\/a>.<\/p>\n\n\n<div class=\"ep-quartiers\">\n  <h3>And in the neighboring neighborhoods?<\/h3>\n  <ul>\n    <li><a href=\"\/en\/exterminator-plateau-mont-royal\/\">Plateau-Mont-Royal<\/a> \u2014 For targeted advice on this neighboring district, consult our local service page.<\/li>\n    <li><a href=\"\/en\/exterminateur-rosemont-la-petite-patrie\/\">Rosemont-La Petite-Patrie<\/a> \u2014 For targeted advice on this neighboring district, consult our local service page.<\/li>\n    <li><a href=\"\/en\/exterminateur-villeray-saint-michel\/\">Villeray-Saint-Michel<\/a> \u2014 For targeted advice on this neighboring district, consult our local service page.<\/li>\n    <li><a href=\"\/en\/exterminateur-ahuntsic-cartierville\/\">Ahuntsic-Cartierville<\/a> \u2014 For targeted advice on this neighboring district, consult our local service page.<\/li>\n    <li><a href=\"\/en\/pest-control-in-saint-laurent\/\">Saint-Laurent<\/a> \u2014 For targeted advice on this neighboring district, consult our local service page.<\/li>\n  <\/ul>\n<\/div>\n\n\n\n\n<div class=\"ep-meter\">\n  <h3 style=\"margin-bottom:1.2rem;font-size:1.1rem;\">Risk of infestation by housing type in Hochelaga-Maisonneuve<\/h3>\n  <div class=\"ep-meter-row\">\n    <span class=\"ep-meter-label\">Plex before 1980 (unsealed foundations)<\/span>\n    <div class=\"ep-meter-bar\"><div class=\"ep-meter-fill high\" style=\"width:90%;\"><\/div><\/div>\n    <span class=\"ep-meter-value\">High<\/span>\n  <\/div>\n  <div class=\"ep-meter-row\">\n    <span class=\"ep-meter-label\">Recently renovated building (new windows\/doors)<\/span>\n    <div class=\"ep-meter-bar\"><div class=\"ep-meter-fill high\" style=\"width:75%;\"><\/div><\/div>\n    <span class=\"ep-meter-value\">High<\/span>\n  <\/div>\n  <div class=\"ep-meter-row\">\n    <span class=\"ep-meter-label\">Housing near a food store or an alley<\/span>\n    <div class=\"ep-meter-bar\"><div class=\"ep-meter-fill med\" style=\"width:60%;\"><\/div><\/div>\n    <span class=\"ep-meter-value\">Moderate<\/span>\n  <\/div>\n  <div class=\"ep-meter-row\">\n    <span class=\"ep-meter-label\">Housing with full sealing and hermetic storage<\/span>\n    <div class=\"ep-meter-bar\"><div class=\"ep-meter-fill low\" style=\"width:20%;\"><\/div><\/div>\n    <span class=\"ep-meter-value\">Weak<\/span>\n  <\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Does dampness attract cockroaches to Hochelaga-Maisonneuve? Signs, risk zones and concrete actions to protect your home.<\/p>","protected":false},"author":1,"featured_media":12471,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_elementor_version":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"fullscreen","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[24],"tags":[],"class_list":["post-12472","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-extermination-montreal"],"acf":{"faq_question_1":"L\u2019humidit\u00e9 attire-t-elle les coquerelles \u00e0 Hochelaga-Maisonneuve ?","faq_reponse_1":"Oui. Les zones humides comme salles de bain et cuisines offrent eau et abris, ce qui favorise leur installation et leur reproduction.","faq_question_2":"Pourquoi les voit-on surtout la nuit ?","faq_reponse_2":"Les coquerelles sont nocturnes. Elles sortent quand l\u2019environnement est calme et humide, ce qui augmente leur activit\u00e9 observable le soir.","faq_question_3":"Quels endroits v\u00e9rifier en priorit\u00e9 dans la salle de bain ?","faq_reponse_3":"Sous le lavabo, autour des joints du bain, derri\u00e8re les panneaux d\u2019acc\u00e8s et pr\u00e8s des drains, l\u00e0 o\u00f9 l\u2019humidit\u00e9 persiste.","faq_question_4":"Une fuite minime peut-elle suffire \u00e0 provoquer une infestation ?","faq_reponse_4":"Oui. Une micro-fuite ou de la condensation constante fournit l\u2019eau n\u00e9cessaire pour maintenir une colonie active.","faq_question_5":"Comment \u00e9viter la propagation dans un immeuble ?","faq_reponse_5":"Ass\u00e9cher les sources d\u2019eau, sceller fissures et passages techniques, et coordonner un traitement des unit\u00e9s adjacentes.","faq_question_6":"Quand faire appel \u00e0 un professionnel \u00e0 Montr\u00e9al ?","faq_reponse_6":"D\u00e8s les premiers signes persistants malgr\u00e9 le nettoyage, surtout en pr\u00e9sence d\u2019humidit\u00e9 ou d\u2019activit\u00e9 nocturne r\u00e9guli\u00e8re."},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"D\u00e9couvrez pourquoi les coquerelles sont fr\u00e9quentes dans les logements de Hochelaga. 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