{"product_id":"lithofin-kf-grout-cleaner","title":"Lithofin KF Grout Cleaner","description":"\u003cp\u003eYour bathroom grout looks grey after only six months, soap residue has glued dust into the joints, and standard tile cleaners slide off the problem. Lithofin KF Grout Cleaner solves this exact situation, restoring bright lines between tiles in five minutes.\u003c\/p\u003e\n\u003ch2\u003eWhat KF Grout Cleaner Does\u003c\/h2\u003e\n\u003cp\u003eKF Grout Cleaner is an acidic cleaner for ceramic and porcelain tile grout. At pH 1.5 it breaks down calcium-based limescale, soap fats, and iron stains by converting them into water-soluble salts you rinse away. Surfactants lift organic grime so you scrub 30 % less, and the ready-to-use gel stays on vertical joints for a full 5-minute dwell time.\u003c\/p\u003e\n\u003ch2\u003eWhen to Use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eShower walls with mould-free but grey grout - use undiluted, 120 ml\/m²\u003c\/li\u003e\n\u003cli\u003eKitchen floor joints darkened by grease splash - use undiluted, 150 ml\/m²\u003c\/li\u003e\n\u003cli\u003eOutdoor porcelain patio joints with rust flecks - use undiluted, 130 ml\/m²\u003c\/li\u003e\n\u003cli\u003ePre-sealing clean before \u003ca href=\"\/en-ie\/products\/lithofin-kf-grout-protector\"\u003eKF Grout Protector\u003c\/a\u003e - use undiluted, 100 ml\/m²\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Apply\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eShake the bottle, then brush the undiluted liquid directly onto the grout lines at 100-150 ml\/m² - use a nylon grout brush.\u003c\/li\u003e\n\u003cli\u003eWait 5-10 minutes; keep the area wet by re-brushing every 2 minutes.\u003c\/li\u003e\n\u003cli\u003eScrub until the original grout colour re-appears; rinse twice with clean water.\u003c\/li\u003e\n\u003cli\u003eNeutralise any splashes on acid-sensitive stone with water and \u003ca href=\"\/en-ie\/products\/lithofin-kf-conditioning-cleaner\"\u003eKF Conditioning Cleaner\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eOne 500 ml bottle covers 3-5 m² of joint area. Joints dry in 15 minutes; you can re-seal after 60 minutes.\u003c\/p\u003e\n\u003ch2\u003eSurface Compatibility\u003c\/h2\u003e\n\u003cp\u003eYou safely use the product around \u003ca href=\"\/en-ie\/pages\/stone-porcelain\"\u003eporcelain\u003c\/a\u003e, \u003ca href=\"\/en-ie\/pages\/stone-ceramic\"\u003eceramic\u003c\/a\u003e, \u003ca href=\"\/en-ie\/pages\/stone-granite\"\u003egranite\u003c\/a\u003e, \u003ca href=\"\/en-ie\/pages\/stone-slate\"\u003eslate\u003c\/a\u003e, and \u003ca href=\"\/en-ie\/pages\/stone-concrete\"\u003econcrete\u003c\/a\u003e because their Mohs hardness is 5-7 and they resist acids. The low-viscosity gel stays in the grout groove, so polished tiles stay untouched. Do not use on marble or other acid-sensitive stone grout joints without masking.\u003c\/p\u003e\n\u003ch2\u003eChoosing the Right Product\u003c\/h2\u003e\n\u003cp\u003eFor ongoing weekly maintenance of tile surfaces, use \u003ca href=\"\/en-ie\/products\/lithofin-kf-conditioning-cleaner\"\u003eKF Conditioning Cleaner\u003c\/a\u003e. For long-term stain protection after the grout is clean and dry, apply \u003ca href=\"\/en-ie\/products\/lithofin-kf-grout-protector\"\u003eKF Grout Protector\u003c\/a\u003e at 40 ml\/m².\u003c\/p\u003e\n\u003ch2\u003ePro Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWarm joints to 20 °C before cleaning; reaction speed doubles versus 10 °C.\u003c\/li\u003e\n\u003cli\u003eUse a toothbrush for 3 mm mosaic joints to keep the 100 ml\/m² dosage accurate.\u003c\/li\u003e\n\u003cli\u003eRinse with de-ionised water if you live in a hard-water area; this prevents new limescale from forming.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lithofin","offers":[{"title":"standaard","offer_id":56880120594764,"sku":"115-21-B","price":18.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/6485\/3068\/files\/115.webp?v=1772467330","url":"https:\/\/ixstone.com\/en-ie\/products\/lithofin-kf-grout-cleaner","provider":"adh23084u","version":"1.0","type":"link"}