{"id":6275,"date":"2017-06-27T19:53:33","date_gmt":"2017-06-27T19:53:33","guid":{"rendered":"https:\/\/www.toiturepme.gestionatdr.com\/15-points-inspection-de-toiture\/"},"modified":"2022-05-05T15:42:05","modified_gmt":"2022-05-05T19:42:05","slug":"roof-inspection-15-checkpoints","status":"publish","type":"page","link":"https:\/\/www.toiturepme.gestionatdr.com\/en\/roof-inspection-15-checkpoints\/","title":{"rendered":"Roof inspection: 15 checkpoints"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; module_id=&#8221;InnerBanner&#8221; _builder_version=&#8221;4.16&#8243; da_disable_devices=&#8221;off|off|off&#8221; global_colors_info=&#8221;{}&#8221; da_is_popup=&#8221;off&#8221; da_exit_intent=&#8221;off&#8221; da_has_close=&#8221;on&#8221; da_alt_close=&#8221;off&#8221; da_dark_close=&#8221;off&#8221; da_not_modal=&#8221;on&#8221; da_is_singular=&#8221;off&#8221; da_with_loader=&#8221;off&#8221; da_has_shadow=&#8221;on&#8221;][et_pb_fullwidth_slider _builder_version=&#8221;4.17.3&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_slide heading=&#8221;Roof inspection : 15 checkpoints&#8221; _builder_version=&#8221;4.17.3&#8243; header_level=&#8221;h1&#8243; header_text_color=&#8221;#ffffff&#8221; header_font_size=&#8221;54px&#8221; header_line_height=&#8221;66px&#8221; background_color=&#8221;#333333&#8243; background_enable_color=&#8221;on&#8221; background_enable_image=&#8221;off&#8221; header_font_size_tablet=&#8221;&#8221; header_font_size_phone=&#8221;&#8221; header_font_size_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;][\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; module_id=&#8221;separators&#8221; _builder_version=&#8221;4.16&#8243; background_color=&#8221;#f7f7f7&#8243; da_disable_devices=&#8221;off|off|off&#8221; global_colors_info=&#8221;{}&#8221; da_is_popup=&#8221;off&#8221; da_exit_intent=&#8221;off&#8221; da_has_close=&#8221;on&#8221; da_alt_close=&#8221;off&#8221; da_dark_close=&#8221;off&#8221; da_not_modal=&#8221;on&#8221; da_is_singular=&#8221;off&#8221; da_with_loader=&#8221;off&#8221; da_has_shadow=&#8221;on&#8221;][et_pb_row _builder_version=&#8221;4.16&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; background_color=&#8221;#ffffff&#8221; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe033;||divi||400&#8243; icon_placement=&#8221;left&#8221; image_icon_width=&#8221;47px&#8221; content_max_width=&#8221;1100px&#8221; _builder_version=&#8221;4.17.3&#8243; width=&#8221;100%&#8221; module_alignment=&#8221;center&#8221; custom_padding=&#8221;3%||3%||true|false&#8221; hover_enabled=&#8221;0&#8243; icon_font_size=&#8221;47px&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<p>To extend your roof\u2019s lifespan, we strongly recommend an annual inspection done by professionals.<\/p>\n<h1>Roof inspection : the warning signs<\/h1>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/absence-gravier.jpg\" alt=\"Absence de gravier\" width=\"180\" height=\"159\" \/><strong>THE ABSENCE OF GRAVEL.<br \/><\/strong>The membrane must be protected with a sufficient and uniform layer of gravel. Without this protective layer, membrane degradation occurs very quickly. Gravel has three main functions on roofs :<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Wind resistant<\/li>\n<li>Protects the roof from ultraviolet (UV) rays<\/li>\n<li>Protects the membrane from freezing temperatures and heavy snow. It slows down the effects of sudden cooling.<\/li>\n<\/ul>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/peau-alligator.jpg\" alt=\"Peau d'alligator\" width=\"180\" height=\"166\" \/><strong>THE EFFECTS OF UV RADIATION<br \/><\/strong>Commonly known as alligator skin, multiple surface cracks happen as a result of bitumen degradation. When the gravel protection is not optimal, the ultraviolet rays attack the bitumen. This can happen if the gravel moved on the roof over time or if there was an insufficient quantity initially. Regardless, it should be repaired eventually.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/arrets-de-gravier.jpg\" alt=\"Arr\u00eats de gravier\" width=\"180\" height=\"141\" \/><strong>GRAVEL STOP : BEWARE OF RIPPING<br \/><\/strong>Gravel stops could be a problematic flashing type! They can often tear the multi-layered membranes in which the gravel stops are fixed. This could happen during the roof membrane contraction and expansion in winter.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/adherence-isolant-polystyrene.jpg\" alt=\"Adh\u00e9rence sur l'isolant de polystyr\u00e8ne gravier\" width=\"180\" height=\"127\" \/><strong>POLYSTYRENE ROOFING INSULATION : THE ADHESION COULD BE PROBLEMATIC<\/strong><br \/>Multilayer membranes that are installed in complete adhesion on polystyrene foam insulation panels can be affected by the membrane contractions and expansion. This is due to the movements of the underlying insulation and its instability.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/boursouflures.jpg\" alt=\"Boursouflures\" width=\"180\" height=\"146\" \/><strong>ROOF BLISTERS : THEY SHOULD BE REPAIRED <\/strong><br \/>Swelling issues are caused by the pressure of water vapor heated by the sun or by gas fumes from waterproofing components. These blisters are a sign that the roof must be repaired soon.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/corrosion.jpg\" alt=\"Corrosion\" width=\"180\" height=\"122\" \/><strong>WHEN THERE IS CORROSION\u2026<br \/><\/strong>The increase in acid rain has caused flashings to corrode faster. In order to prolong their lifespan, we advise repainting them frequently, as soon as they show the slightest trace of corrosion.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/adherence-isolant-polystyrene.jpg\" alt=\"Cr\u00eates\" width=\"180\" height=\"159\" \/><strong>RIDGES AND WRINKLES<br \/><\/strong>The ridges are wrinkles in the waterproof membrane. These wrinkles, caused by the movements of the substrate, create cracks over time and must be repaired.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><strong>SEALANTS TO KEEP OUT WATER AND MOISTURE<br \/><\/strong>When spreading bitumen to seal cracks, sometimes moisture remains inside the waterproofing complex. The bitumen acts as a vapor barrier and waterproofing components can degrade over time.<\/p>\n<hr \/>\n<p><strong>ROOF FLASHINGS : THEY PREVENT WATER FROM ENTERING THE OPENINGS AND CRACKS OF A ROOF.<br \/><\/strong>If, when spreading the bitumen, the existing flashings were left in place and the seal was not made with the existing membrane flashings, moisture or water can no longer escape. Water will seep between the existing membrane and the new covering.<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/feutres-exposes.jpg\" alt=\"Feutres expos\u00e9s\" width=\"180\" height=\"134\" \/><strong>BARE FELTS : REPAIR REQUIRED <\/strong><br \/>The roof membrane can lose its bitumen protection, which then exposes the roofing felts. Roofing felts are sensitive to humidity and can absorb water, which is why the roof must be repaired as soon as possible.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/fissures.jpg\" alt=\"Fissures\" width=\"180\" height=\"143\" \/><strong>ROOF CRACKS <\/strong><br \/>Cracks allow water to penetrate and damage the waterproofing membrane. This type of problem must be repaired immediately!<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><strong>ROOF MEMBRANE SLIPPING<br \/><\/strong>Wrinkles are caused by the membrane movement. It can slip due to steep slopes or an inadequate bitumen type. Repairing it is almost impossible unless the membrane is mechanically stabilized and the ties are covered with a new membrane.<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/joints-ouverts.jpg\" alt=\"Joints ouverts\" width=\"154\" height=\"164\" \/><strong>OPEN JOINTS<br \/><\/strong>Metal flashings are used to protect the membrane where gravel cannot be installed. Therefore, there should be a membrane under the metal flashings. However, there is no need to cover the joints of the flashings with caulking, because flashings cannot resist metal contractions for more than one winter. Open joints must therefore be repaired mechanically, if the construction is compliant (presence of membrane flashing).<\/p>\n<hr \/>\n<p><img decoding=\"async\" class=\"size-full wp-image-4037 alignleft\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/manchons-etancheite.jpg\" alt=\"Manchons \u00e9tancheit\u00e9\" width=\"180\" height=\"146\" \/><strong>SEALING SLEEVES<br \/><\/strong>Sealing sleeves are boxes used when it is difficult to seal a pipe or an electrical conduit. It requires regular inspections, because the bituminous compound used to fill the box tends to leak under the effect of heat, and the surface quickly becomes curved.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><strong>ROOF SHRINKAGE<br \/><\/strong>Shrinkage is also known as &#8220;tenting&#8221;. Single-ply PVC and EPDM membranes tend to shrink at termination. This phenomenon is explained either by material shrinkage or by an inadequate construction, or both. It is then required to perform repairs.<\/p>\n<p>Annual inspections will help identify any potential problem areas and inform you of any upcoming repair or replacement needs. For this reason,Toitures PME recommends to its customers a preventive maintenance program used from the design phase.<\/p>\n<h3><\/h3>\n<h3>Do you need a team of specialists to repair your roof?<\/h3>\n<p>&nbsp;<\/p>\n<p><a class=\"et_pb_button\" href=\"\/en\/online-submission\/\">Ask for a quote<\/a><\/p>\n<p>[\/et_pb_blurb][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To extend your roof\u2019s lifespan, we strongly recommend an annual inspection done by professionals. Roof inspection : the warning signs THE ABSENCE OF GRAVEL.The membrane must be protected with a sufficient and uniform layer of gravel. Without this protective layer, membrane degradation occurs very quickly. Gravel has three main functions on roofs : &nbsp; &nbsp; [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"<p>[vc_row padding_top=\"75\" padding_bottom=\"0\"][vc_column width=\"1\/1\"][nz_content_box][nz_box icon=\" icon-star3\" icon_color=\"#e51937\"]<\/p><h1 style=\"margin-bottom: 30px;\">Description des sympt\u00f4mes observables<\/h1><div><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/absence-gravier.jpg\" alt=\"Absence de gravier\" width=\"180\" height=\"159\" \/><\/p><p><strong>ABSENCE DE GRAVIER<\/strong><br \/>Le gravier a trois fonctions principales sur les toits multicouches, soit de r\u00e9sister aux efforts dus au vent, de prot\u00e9ger le bitume des effets des rayons ultra-violets et d'obtenir une masse thermique suffisante pour permettre de ralentir les effets d'un refroidissement subit de la membrane (contraction brusque) en hiver.\u00a0 Sans cette couche de protection, la d\u00e9t\u00e9rioration de la membrane se produit tr\u00e8s rapidement.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: right; margin-left: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/adherence-isolant-polystyrene.jpg\" alt=\"Adh\u00e9rence sur l'isolant de polystyr\u00e8ne gravier\" width=\"180\" height=\"127\" \/><strong>ADH\u00c9RENCE SUR L'ISOLANT DE POLYSTYR\u00c8NE<\/strong><br \/>Les membranes multicouches qui sont install\u00e9es en compl\u00e8te adh\u00e9rence sur des panneaux isolants de mousse de polystyr\u00e8ne subissent des efforts de contraction et dilatation dus aux mouvements de l'isolant sous-jacent et \u00e0 son instabilit\u00e9.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/arrets-de-gravier.jpg\" alt=\"Arr\u00eats de gravier\" width=\"180\" height=\"141\" \/><strong>ARR\u00caTS DE GRAVIER<\/strong><br \/>Les solins de type \"arr\u00eat de gravier\" d\u00e9chirent les membranes multicouches dans lesquelles les arr\u00eats de gravier sont noy\u00e9s, lors des changements dimensionnels de contraction et de dilatation durant l'hiver.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: right; margin-left: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/boursouflures.jpg\" alt=\"Boursouflures\" width=\"180\" height=\"146\" \/><strong>BOURSOUFLURES<\/strong><br \/>Soul\u00e8vement de la membrane d'\u00e9tanch\u00e9it\u00e9 aussi appel\u00e9 gonflement.\u00a0 Ces derni\u00e8res sont caus\u00e9es par la pression de la vapeur d'eau chauff\u00e9e par le soleil ou par des \u00e9manations de gaz provenant des composantes du complexe d'\u00e9tanch\u00e9it\u00e9.\u00a0 Elles doivent \u00eatre r\u00e9par\u00e9es sans d\u00e9lai.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/corrosion.jpg\" alt=\"Corrosion\" width=\"180\" height=\"122\" \/><strong>CORROSION<\/strong><br \/>Les solins se corrodent plus rapidement depuis l'augmentation des pluies acides.\u00a0 On doit donc les repeindre fr\u00e9quemment d\u00e8s qu'il se pr\u00e9sente la moindre trace de corrosion, afin d'en prolonger la survie.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: right; margin-left: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/adherence-isolant-polystyrene.jpg\" alt=\"Cr\u00eates\" width=\"180\" height=\"159\" \/><strong>CR\u00caTES<\/strong><br \/>Plissement de la membrane d'\u00e9tanch\u00e9it\u00e9 aussi appel\u00e9 anguille par certains vieux couvreurs.\u00a0 Ces plissements sont dus \u00e0 des mouvements du substrat (mouvement de l'isolant).\u00a0 Elles finissent par cr\u00e9er une fissure au fa\u00eete et doivent \u00eatre r\u00e9par\u00e9es dans un d\u00e9lai moyen.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><strong>\u00c9PANDAGE DE BITUME<\/strong><br \/>Du bitume a \u00e9t\u00e9 \u00e9pandu pour sceller des perforations ou des fissures mais l'humidit\u00e9 est demeur\u00e9e emprisonn\u00e9e \u00e0 l'int\u00e9rieur du complexe d'\u00e9tanch\u00e9it\u00e9.\u00a0 Le bitume agit maintenant comme un pare-vapeur et le complexe d'\u00e9tanch\u00e9it\u00e9 humide continue \u00e0 se d\u00e9sagr\u00e9ger.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><strong>\u00c9TANCH\u00c9IT\u00c9 PAR-DESSUS LES SOLINS<\/strong><br \/>Lors de l'\u00e9pandage du bitume, les solins m\u00e9talliques existants ont \u00e9t\u00e9 conserv\u00e9s en place et le joint n'a pas \u00e9t\u00e9 r\u00e9alis\u00e9 avec les solins membran\u00e9s existants.\u00a0 Le fait de recouvrir la base des solins m\u00e9talliques avec du bitume implique que l'humidit\u00e9 ou l'eau qui s'infiltre sous le m\u00e9tal ne peut plus s'\u00e9chapper et qu'elle s'infiltre maintenant entre la membrane existante et le nouveau recouvrement.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/feutres-exposes.jpg\" alt=\"Feutres expos\u00e9s\" width=\"180\" height=\"134\" \/><strong>FEUTRES EXPOS\u00c9S<\/strong><br \/>La surface d'usure de la membrane peut parfois perdre sa protection de bitume, ce qui laisse alors appara\u00eetre les feutres qui, eux, sont sensibles \u00e0 l'humidit\u00e9 et peuvent absorber l'eau.\u00a0 On doit r\u00e9parer le plus t\u00f4t possible.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: right; margin-left: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/fissures.jpg\" alt=\"Fissures\" width=\"180\" height=\"143\" \/><strong>FISSURES<\/strong><br \/>Comme le nom l'indique, il s'agit d'une rupture de la membrane d'\u00e9tanch\u00e9it\u00e9.\u00a0 L'eau s'infiltre rapidement et ce type de probl\u00e8me doit \u00eatre r\u00e9par\u00e9 imm\u00e9diatement.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><strong>GLISSEMENTS DE LA MEMBRANE<\/strong><br \/>Ces plissements sont dus \u00e0 des mouvements de la membrane, elle-m\u00eame (glissements) \u00e0 cause de pentes trop fortes ou d'un type de bitume inad\u00e9quat pour les pentes sur lesquelles la membrane est install\u00e9e.\u00a0 Les r\u00e9parations sont pratiquement impossibles sauf si on peut fixer m\u00e9caniquement la membrane et recouvrir les nouvelles attaches par une nouvelle membrane.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/joints-ouverts.jpg\" alt=\"Joints ouverts\" width=\"154\" height=\"164\" \/><strong>JOINTS OUVERTS<\/strong><br \/>Les solins m\u00e9talliques sont utilis\u00e9s pour prot\u00e9ger la membrane l\u00e0 o\u00f9 l'on ne peut pas installer de gravier.\u00a0 Il devrait donc y avoir une membrane (solin membran\u00e9) sous les solins m\u00e9talliques.\u00a0 Il est inutile de recouvrir les joints des solins \u00e0 l'aide de calfatage car aucun ne peut r\u00e9sister plus d'un hiver aux contractions du m\u00e9tal.\u00a0 Les joints ouverts doivent donc \u00eatre r\u00e9par\u00e9s m\u00e9caniquement\u00a0 si la construction est conforme (pr\u00e9sence de solin membran\u00e9).<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: right; margin-left: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/manchons-etancheite.jpg\" alt=\"Manchons \u00e9tancheit\u00e9\" width=\"180\" height=\"146\" \/><strong>MANCHONS D'\u00c9TANCHEIT\u00c9<\/strong><br \/>Ces boites sont utilis\u00e9es lorsqu'il est difficile de sceller efficacement une p\u00e9n\u00e9tration de tuyau ou de conduit \u00e9lectrique.\u00a0 Ce type de d\u00e9tail n\u00e9cessite une inspection r\u00e9guli\u00e8re car le compos\u00e9 bitumineux employ\u00e9 pour remplir la boite a tendance \u00e0 s'\u00e9couler sous l'effet de la chaleur et la surface devient rapidement concave.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><img class=\"alignnone size-full wp-image-4037\" style=\"float: left; margin-right: 20px;\" src=\"https:\/\/www.toiturepme.gestionatdr.com\/wp-content\/uploads\/2017\/06\/peau-alligator.jpg\" alt=\"Peau d'alligator\" width=\"180\" height=\"166\" \/><strong>PEAU D'ALLIGATOR<\/strong><br \/>On parle aussi de surface fa\u00efenc\u00e9e.\u00a0 Ce ph\u00e9nom\u00e8ne de multiples fissures de surface se produit suite \u00e0 la d\u00e9g\u00e9n\u00e9rescence du bitume affect\u00e9 par les rayons ultra-violets lorsque la protection du gravier n'existe plus, soit qu'il se soit d\u00e9plac\u00e9 ou bien que cette protection n'ait pas \u00e9t\u00e9 pr\u00e9vue lors de la construction originale.\u00a0 Une r\u00e9paration s'impose \u00e9ventuellement.<\/p><\/div><div style=\"clear: both;\">\u00a0<\/div><div style=\"border-top: 1px solid #ccc; margin-top: 30px; padding-top: 30px;\"><p><strong>\u00c9TIREMENT DES MEMBRANES MONOPLIS<\/strong><br \/>On parle aussi de \u00ab tenting \u00bb.\u00a0 Les membranes mono plis PVC et EPDM, \u00e9tirent au p\u00e9rim\u00e8tre des bassins (parapets, joints de contr\u00f4le et de dilatation).\u00a0 Ce ph\u00e9nom\u00e8ne s\u2019explique soit par un r\u00e9tr\u00e9cissement du mat\u00e9riau (perte des plastifiants huiles et autres) ou par un d\u00e9tail de construction non conforme pour ce type de membrane, ou les deux. Une r\u00e9paration sur les champs est n\u00e9cessaire.<\/p><p>En conclusion, un programme d\u2019entretien planifi\u00e9, bien ordonnanc\u00e9 et ex\u00e9cut\u00e9, assure la bonne performance des toitures durant de nombreuses ann\u00e9es.<br \/>Id\u00e9alement, le programme d\u2019<a href=\"\/inspection-de-toiture\/\">entretien pr\u00e9ventif<\/a> devrait \u00eatre envisag\u00e9 \u00e0 la phase conception et incorpor\u00e9 au syst\u00e8me int\u00e9gr\u00e9 de gestion de toiture.<\/p><h3 style=\"margin-top: 80px;\">Besoin d\u2019une \u00e9quipe de sp\u00e9cialistes pour la r\u00e9paration de votre toit ?<\/h3><p><a style=\"display: block; width: 320px; height: 40px; line-height: 40px; color: #fff; font-size: 18px; text-align: center; background-color: #e51937; font-weight: bold;\" href=\"\/soumission-en-ligne\/\">Demandez une soumission <\/a><\/p><p>[\/nz_box][\/nz_content_box][\/vc_column][\/vc_row]<\/p><\/div>","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Roof inspection : 15 checkpoints | Toitures PME<\/title>\n<meta name=\"description\" content=\"Learn more about the 15 points to check when inspecting a roof. 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