{"product_id":"pvc-wall-panel-trims-5mm-8mm-10mm-black-white-silver","title":"PVC Wall Panel Internal Corner Trim | 5mm, 8mm, 10mm | Black, White, Silver","description":"\u003ch2\u003eClean inside-corner finish for any PVC panel install\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ePVC Wall Panel Internal Corner Trim\u003c\/strong\u003e is the part that turns a panel installation from \"DIY\" into \"professionally fitted.\" It covers the join where two panels meet at a 90° inside corner, hiding any imperfect cuts and creating a watertight seal. One per inside corner.\u003c\/p\u003e\u003ch2\u003eWhat it does\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConceals 90° inside-corner joints\u003c\/strong\u003e between two adjacent walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatertight seal\u003c\/strong\u003e when used with mould-resistant silicone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable in three finishes\u003c\/strong\u003e — Black, White and Silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree thicknesses\u003c\/strong\u003e — 5mm, 8mm, 10mm to match your wall panels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhere to use\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInside corners of bathrooms, shower cubicles and wet rooms\u003c\/li\u003e\n\u003cli\u003eWhere two walls meet at 90° (e.g. a corner shower or alcove)\u003c\/li\u003e\n\u003cli\u003eAround bath edges where panels turn around the bath end\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLength: 2400mm or 2600mm to match standard panels\u003c\/li\u003e\n\u003cli\u003eProfile: U-shaped channel that sandwiches both panel edges\u003c\/li\u003e\n\u003cli\u003eMaterial: PVC (matches panel material for thermal expansion)\u003c\/li\u003e\n\u003cli\u003eAvailable thickness: 5mm, 8mm, 10mm — always match your panel\u003c\/li\u003e\n\u003cli\u003eAvailable colour: Black, White, Silver\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow many do I need?\u003c\/h2\u003e\u003cp\u003eCount the inside corners in your install. A typical UK bathroom has 2–4 inside corners. A shower cubicle has 2 inside corners (the back two). For an L-shaped wet room, plan extra.\u003c\/p\u003e\u003ch2\u003eHow to install\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eFit the trim to the corner first, before installing panels\u003c\/li\u003e\n\u003cli\u003eApply silicone inside both U-channels of the trim\u003c\/li\u003e\n\u003cli\u003eSlide the first panel into one channel; slide the second panel into the other channel as you work into the corner\u003c\/li\u003e\n\u003cli\u003eRun a final mould-resistant silicone bead along the trim edges for full waterproofing\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eRead our full \u003ca href=\"\/blogs\/pvc-wall-panels\/how-to-install-pvc-wall-panels-in-one-day-complete-diy-guide\"\u003ePVC install guide\u003c\/a\u003e for context.\u003c\/p\u003e\u003ch2\u003eFAQs\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDo I really need an internal corner trim?\u003c\/strong\u003e\u003cbr\u003eFor wet areas: yes. Without it, water tracks behind the panels at the corner. For purely decorative dry-room installs you can sometimes mitre the panel cuts and silicone instead, but trims are simpler and more reliable.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich thickness should I order?\u003c\/strong\u003e\u003cbr\u003eMatch your panel thickness exactly. 10mm panels need 10mm trims. Wrong thickness = visible gap or panel doesn't fit the channel.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBlack, White or Silver?\u003c\/strong\u003e\u003cbr\u003eWhite trims disappear into white panels; Silver suits modern bathrooms with chrome fixtures; Black contrasts with light panels for a deliberate design feature.\u003c\/p\u003e\u003ch2\u003ePair with\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"\/products\/pvc-wall-panel-external-corner-5mm-8mm-10mm-black-white-silver\"\u003eExternal corner trim\u003c\/a\u003e for outside corners · \u003ca href=\"\/products\/pvc-wall-panel-end-cap-5mm-8mm-10mm-black-white-silver\"\u003eEnd cap trim\u003c\/a\u003e for exposed edges · \u003ca href=\"\/products\/pvc-wall-panel-coving-5mm-8mm-10mm-black-white-silver\"\u003eCoving\u003c\/a\u003e for ceiling joints\u003c\/p\u003e","brand":"PanelDeals","offers":[{"title":"Black \/ 5mm","offer_id":57366208020864,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"Black \/ 8mm","offer_id":57366208053632,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"Black \/ 10mm","offer_id":57366208086400,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"White \/ 5mm","offer_id":57366208119168,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"White \/ 8mm","offer_id":57366208151936,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"White \/ 10mm","offer_id":57366208184704,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"Silver \/ 5mm","offer_id":57366208217472,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"Silver \/ 8mm","offer_id":57366208250240,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false},{"title":"Silver \/ 10mm","offer_id":57366208283008,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/9255\/0528\/files\/Internal_Corner_PVC_Wall_Panel_White_6290f42e-8b07-45f5-a20c-140c38a62779.png?v=1780056101","url":"https:\/\/www.paneldeals.co.uk\/products\/pvc-wall-panel-trims-5mm-8mm-10mm-black-white-silver","provider":"PanelDeals","version":"1.0","type":"link"}