{"id":28675,"date":"2025-06-11T10:21:56","date_gmt":"2025-06-11T08:21:56","guid":{"rendered":"https:\/\/shop.profiness.de\/questions-and-answers-faq-section\/faq-tiled-roofs\/"},"modified":"2025-11-05T13:59:56","modified_gmt":"2025-11-05T12:59:56","slug":"faq-tiled-roofs","status":"publish","type":"page","link":"https:\/\/shop.profiness.de\/en\/questions-and-answers-faq-section\/faq-tiled-roofs\/","title":{"rendered":"FAQ &#8211; Tiled roofs"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\"><strong>\u2753 FAQs about installation on tiled roofs<\/strong><\/h1>\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong>? A. General installation planning <\/strong><\/h3>\n\n<style>.faq-container {\n  max-width: 900px;\n  margin: 0 auto;\n  font-family: system-ui, sans-serif;\n}\n\n.faq-container details {\n  border: 1px solid #ccc;\n  border-radius: 8px;\n  margin-bottom: 10px;\n  padding: 10px 15px;\n  background: #f9f9f9;\n  transition: all 0.3s ease;\n}\n\n.faq-container details[open] {\n  background: #eef7ff;\n  border-color: #3399ff;\n}\n\n.faq-container summary {\n  font-weight: bold;\n  cursor: pointer;\n  outline: none;\n  font-size: 1.05rem;\n}\n\n.faq-container summary::-webkit-details-marker {\n  display: none;\n}\n\n.faq-container summary::before {\n  display: none;\n}\n\n.faq-container p {\n  margin: 10px 0 0 0;\n  line-height: 1.5;\n  font-size: 0.95rem;\n}\n<\/style><div class=\"faq-container\"><details><summary><strong>1. Welche Voraussetzungen gelten f\u00fcr die Montage auf Ziegeld\u00e4chern?<\/strong><\/summary><p>Es sind umfassende Kenntnisse notwendig. PROFINESS empfiehlt ausdr\u00fccklich die Ausf\u00fchrung durch einen Dachdecker oder eine fachkundige Person.<\/p><\/details><details><summary><strong>2. Kann ich die Module sowohl hochkant als auch quer montieren?<\/strong><\/summary><p>Ja, beide Ausrichtungen sind mit dem System m\u00f6glich \u2013 wichtig ist die Einhaltung der vom Modulhersteller vorgegebenen Klemmbereiche.<\/p><\/details><details><summary><strong>3. Welche Materialien werden f\u00fcr das Montagesystem verwendet?<\/strong><\/summary><p>Aluminium und Edelstahl \u2013 f\u00fcr hohe Korrosionsbest\u00e4ndigkeit und Wiederverwendbarkeit.<\/p><\/details><details><summary><strong>4. Welche Werkzeuge ben\u00f6tige ich f\u00fcr die Montage?<\/strong><\/summary><p>Akkuschrauber, Drehmomentschl\u00fcssel (2\u201340\u202fNm), Innensechskantschl\u00fcssel, Richtschnur, Metalls\u00e4ge, Schl\u00fcsselsatz, ggf. Bohrer (12\u201314\u202fmm).<\/p><\/details><details><summary><strong>5. Welche Mindestdachneigung ist f\u00fcr das System empfohlen?<\/strong><\/summary><p>Mindestens 10\u00b0, um eine ausreichende Selbstreinigung der Module zu gew\u00e4hrleisten.<\/p><\/details><details><summary><strong>6. Wie ermittle ich die Schneelastzone f\u00fcr mein Projekt?<\/strong><\/summary><p>Anhand der Postleitzahl \u00fcber die Schneelastzonenkarte des DIBt oder mit Tools wie der Profiness-Planungssoftware.<\/p><\/details><details><summary><strong>7. Wie ermittle ich die Windlastzone?<\/strong><\/summary><p>Ebenfalls \u00fcber die DIBt-Windlastzonenkarte oder mit dem Profiness-Planungstool, entscheidend ist hierbei auch die Geb\u00e4udeh\u00f6he.<\/p><\/details><details><summary><strong>8. Was ist die empfohlene Reihenabfolge bei der Montage?<\/strong><\/summary><p>Zuerst die Dachhaken setzen, dann die Schienen montieren, anschlie\u00dfend die Module einbauen.<\/p><\/details><details><summary><strong>9. Wie viel Abstand muss ich zwischen Modulen lassen?<\/strong><\/summary><p>Je nach Klemme ca. 2\u202fcm, um thermische Ausdehnung zu kompensieren.<\/p><\/details><details><summary><strong>10. Welche Sicherheitsma\u00dfnahmen gelten bei Arbeiten auf dem Dach?<\/strong><\/summary><p>Es ist eine pers\u00f6nliche Schutzausr\u00fcstung (PSA) mit Absturzsicherung zu verwenden.<\/p><\/details><\/div>\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong>? B. Roof hooks &amp; fastenings <\/strong><\/h3>\n\n<style>.faq-container {\n  max-width: 900px;\n  margin: 0 auto;\n  font-family: system-ui, sans-serif;\n}\n\n.faq-container details {\n  border: 1px solid #ccc;\n  border-radius: 8px;\n  margin-bottom: 10px;\n  padding: 10px 15px;\n  background: #f9f9f9;\n  transition: all 0.3s ease;\n}\n\n.faq-container details[open] {\n  background: #eef7ff;\n  border-color: #3399ff;\n}\n\n.faq-container summary {\n  font-weight: bold;\n  cursor: pointer;\n  outline: none;\n  font-size: 1.05rem;\n}\n\n.faq-container summary::-webkit-details-marker {\n  display: none;\n}\n\n.faq-container summary::before {\n  display: none;\n}\n\n.faq-container p {\n  margin: 10px 0 0 0;\n  line-height: 1.5;\n  font-size: 0.95rem;\n}\n<\/style><div class=\"faq-container\"><details><summary><strong>11. Wie viele Schrauben werden pro Dachhaken ben\u00f6tigt?<\/strong><\/summary><p>Mindestens zwei Tellerkopfschrauben \u2013 eine oben, eine unten.<\/p><\/details><details><summary><strong>12. Welche Einschraubtiefe ist f\u00fcr die Tellerkopfschrauben erforderlich?<\/strong><\/summary><p>60\u201370\u202fmm in den Sparren.<\/p><\/details><details><summary><strong>13. Was ist bei Aufsparrend\u00e4mmung zu beachten?<\/strong><\/summary><p>Es sollten Doppelgewindeschrauben verwendet werden, um die D\u00e4mmung nicht zu stauchen.<\/p><\/details><details><summary><strong>14. Wann ist eine dritte Entlastungsschraube sinnvoll?<\/strong><\/summary><p>Bei Hangabtriebskr\u00e4ften und ungesicherter Konterlattung \u2013 sie wird mit 60\u00b0 Winkel \u00fcber dem Dachhaken gesetzt.<\/p><\/details><details><summary><strong>15. Wie w\u00e4hle ich die richtige Dachhakenh\u00f6he?<\/strong><\/summary><p>Summe aus Ziegelst\u00e4rke + Lattung + 5\u202fmm Sicherheitsabstand \u2013 (+ggf. Sparrenunterlagen verwenden).<\/p><\/details><details><summary><strong>16. Welche Varianten von Dachhaken gibt es?<\/strong><\/summary><p>Grunds\u00e4tzlich starre oder verstellbare Dachhaken aus Edelstahl oder Aluminium, f\u00fcr klassische Ziegeld\u00e4cher, Biberschwanz-, Schiefer oder Schindeld\u00e4cher \u2013 je nach Aufbauh\u00f6he und Flexibilit\u00e4tsbedarf.<\/p><\/details><details><summary><strong>17. Darf ich Dachhaken auf Konterlatten befestigen?<\/strong><\/summary><p>Nein, immer direkt in den Sparren verschrauben \u2013 Konterlatten tragen keine Last.<\/p><\/details><details><summary><strong>18. Wie erkenne ich Sparrenpositionen ohne Dacheinsicht?<\/strong><\/summary><p>Durch Klopfen, optische Rasterung oder Sparrenfinder (elektronisch).<\/p><\/details><details><summary><strong>19. Wie korrigiere ich eine falsch gesetzte Dachhakenposition?<\/strong><\/summary><p>Ziegel anpassen oder neuen Haken korrekt im Sparren verschrauben \u2013 nie ins Leere montieren -ggf. Sparren\u00fcberspannungsprofil verwenden.<\/p><\/details><details><summary><strong>20. Was ist bei sehr d\u00fcnner Lattung zu tun?<\/strong><\/summary><p>Lattung aufdoppeln oder statisch belastbare Ausgleichsplatte verwenden.<\/p><\/details><\/div>\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong><strong>? C. Rail mounting &amp; connectors <\/strong><\/strong><\/h3>\n\n<div class=\"faq-container\">\n\n<details><summary><strong>21. How do I attach the rail to the roof hook?<\/strong><\/summary>\n<p>With hammer head screw or hexagon screw M10 in the lower profile channel + lock nut.<\/p><\/details>\n\n<details><summary><strong>22. How do I connect two rails together?<\/strong><\/summary>\n<p>With insert connectors, U-connectors or 4-hole plates. Important: no connection on the cantilever arm! <\/p><\/details>\n\n<details><summary><strong>23. Do rails always have to be connected between two roof hooks?<\/strong><\/summary>\n<p>Yes \u2013 connectors must never sit on a protruding edge.<\/p><\/details>\n\n<details><summary><strong>24. What needs to be considered in a cross-association?<\/strong><\/summary>\n<p>Vertical module supports are placed from bottom to top on horizontally running profile supports. No cantilever arms after connection points!  <\/p><\/details>\n\n<details><summary><strong>25. What is the maximum permissible rail overhang?<\/strong><\/summary>\n<p>This value can only be determined precisely through specific design planning.<\/p><\/details>\n\n<details><summary><strong>26. When do I need cross-linking systems?<\/strong><\/summary>\n<p>For irregular rafter spacing or for cross-mounting with increased flexibility.<\/p><\/details>\n\n<details><summary><strong>27. How do you work with very long rows of modules?<\/strong><\/summary>\n<p>Plan modular sections with expansion joints (rail spacing approx. 30 mm) after max. 15 m. <\/p><\/details>\n\n<details><summary><strong>28. What are the advantages of the plug-in connector system?<\/strong><\/summary>\n<p>Quick assembly, no visible joints, high static strength.<\/p><\/details>\n\n<\/div>\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong>? D. Terminals &amp; module mounting <\/strong><\/strong><\/strong><\/h3>\n\n<div class=\"faq-container\">\n\n<details><summary><strong>29. How are KlickFix module clamps attached?<\/strong><\/summary>\n<p>Swivel in sideways \u2013 never hammer in! Tighten the screw to a maximum of 8\u201310 N\u00b7m.  <\/p><\/details>\n\n<details><summary><strong>30. What do I need to bear in mind with end terminals?<\/strong><\/summary>\n<p>Minimum distance 35 mm from the end of the rail, maximum tightening torque 12\u201314 Nm (for standard clamps). <\/p><\/details>\n\n<details><summary><strong>31. How is potential equalisation established between the modules?<\/strong><\/summary>\n<p>With grid earthing terminal between modules and rail under the centre terminal.<\/p><\/details>\n\n<details><summary><strong>32. How do I clamp frameless glass-glass modules?<\/strong><\/summary>\n<p>With special laminate clamps (e.g. 80 mm with EPDM insert), only permitted for transverse installation!<\/p><\/details>\n\n<details><summary><strong>33. What should I do if a KlickFix clamp does not lock into place?<\/strong><\/summary>\n<p>Position correctly, press down lightly if necessary \u2013 never hammer in with tools!<\/p><\/details>\n\n<details><summary><strong>34. Which module clamps can I use for frameless modules?<\/strong><\/summary>\n<p>Only approved special clamps with EPDM inserts \u2013 observe the module manufacturer&#8217;s instructions.<\/p><\/details>\n\n<details><summary><strong>35. What does &#8220;clamping within the permissible range&#8221; mean?<\/strong><\/summary>\n<p>Module manufacturers provide exact dimensions for this purpose \u2013 usually in quarter points of the module frame.<\/p><\/details>\n\n<details><summary><strong>36. Can I easily remove modules again later?<\/strong><\/summary>\n<p>Yes \u2013 the clamps can be removed without leaving any residue, provided they have been fitted with the correct torque.<\/p><\/details>\n\n\n<\/div>\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong>E. Security &amp; Special Cases <\/strong><\/h3>\n\n<div class=\"faq-container\">\n\n<details><summary><strong>37. When must anti-slip protection be used?<\/strong><\/summary>\n<p>For modules at the bottom edge, on sloping roofs or in front of obstacles.<\/p><\/details>\n\n<details><summary><strong>38. When and how do I use expansion joints?<\/strong><\/summary>\n<p>From 15 m per module row \u2013 separate the module field with two end clamps and allow for a minimum rail spacing of 30 mm. <\/p><\/details>\n\n<details><summary><strong>39. How is grounding done?<\/strong><\/summary>\n<p>With earthing terminals, cable bridges, equipotential bonding terminals \u2013 in accordance with applicable VDE specifications.<\/p><\/details>\n\n<details><summary><strong>40. What do I need to consider with regard to snow loads?<\/strong><\/summary>\n<p>Additional relief screws or metal plates under the lower edge of the module \u2013 plus static testing.<\/p><\/details>\n\n<div class=\"faq-container\">\n\n<details><summary><strong>41. What to do if there are no rafters?<\/strong><\/summary>\n<p>Installation of a transition piece (rafter span profile) made of aluminium or stainless steel (depending on the roof hook used).<\/p><\/details>\n\n<details><summary><strong>42. How do I prevent water ingress when installing on a pitched roof?<\/strong><\/summary>\n<p>Ensure that the roof tiles are cut cleanly. For easier installation, you can also use sheet metal replacement tiles. <\/p><\/details>\n\n<details><summary><strong>43. How do I document my installation correctly?<\/strong><\/summary>\n<p>Record photographs, positioning sketches, tightening torques and parts lists.<\/p><\/details>\n\n<details><summary><strong>44. What mistakes can lead to problems?<\/strong><\/summary>\n<p>Incorrect screw depth, jammed tiles, clamping areas not correctly maintained.<\/p><\/details>\n\n<details><summary><strong>45. What should I do if tiles are damaged?<\/strong><\/summary>\n<p>Replace \u2013 never fit over damaged tiles.<\/p><\/details>\n\n<details><summary><strong>46. Can I reuse used mounting systems?<\/strong><\/summary>\n<p>Yes, provided it is undamaged, complete and with documented load acceptance.<\/p><\/details>\n\n<details><summary><strong>47. How can I check whether all components are correctly fastened?<\/strong><\/summary>\n<p>Visual inspection, check tightening torque, check reference module if necessary.<\/p><\/details>\n\n<details><summary><strong>48. Can I combine Profiness system components with other brands?<\/strong><\/summary>\n<p>No \u2013 this affects stability, warranty and safety. Always remain within the system. <\/p><\/details>\n\n<details><summary><strong>49. How long does the substructure last on average?<\/strong><\/summary>\n<p>25 years and more \u2013 with professional installation and maintenance. On request, we will also be happy to draw up a design plan for a service life of 50 years or more. <\/p><\/details>\n\n<details><summary><strong>50. Which tools can help me with planning?<\/strong><\/summary>\n<p>The Profiness planning tool or CAD-supported planning with wind\/snow load calculator.\nOf course, we are also happy to assist you personally at any time.<\/p><\/details>\n\n<p><em>This FAQ is based on the Profiness installation instructions (tiled roof v3.0). All information is provided without guarantee. <\/em><\/p>\n\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u2753 FAQs about installation on tiled roofs ? A. General installation planning 1. Welche Voraussetzungen gelten f\u00fcr die Montage auf Ziegeld\u00e4chern? Es sind umfassende Kenntnisse notwendig. PROFINESS empfiehlt ausdr\u00fccklich die Ausf\u00fchrung durch einen Dachdecker oder eine fachkundige Person. 2. Kann ich die Module sowohl hochkant als auch quer montieren? Ja, beide Ausrichtungen sind mit dem [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":28665,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-28675","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/pages\/28675","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/comments?post=28675"}],"version-history":[{"count":1,"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/pages\/28675\/revisions"}],"predecessor-version":[{"id":28676,"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/pages\/28675\/revisions\/28676"}],"up":[{"embeddable":true,"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/pages\/28665"}],"wp:attachment":[{"href":"https:\/\/shop.profiness.de\/en\/wp-json\/wp\/v2\/media?parent=28675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}