{"product_id":"cutek-extreme","title":"CUTEK® Extreme — Penetrating Wood Stabilizer","description":"\u003cp\u003e\u003cstrong\u003eThe beauty of timber, powerfully protected.\u003c\/strong\u003e CUTEK® Extreme is a professional-grade, oil-based wood stabilizer engineered in Australia for the world's harshest climates — and the gold-standard finish for premium thermally-modified and naturally durable wood.\u003c\/p\u003e\n\u003ch3\u003eHow CUTEK® Extreme Works\u003c\/h3\u003e\u003cp\u003eUnlike traditional surface coatings, CUTEK® Extreme penetrates and diffuses deeply into the wood core and stays \u003cem\u003epermanently mobile\u003c\/em\u003e inside the wood. This unique self-healing action lets the oil migrate back to any cut, scratch, or fastener perforation — protecting your wood from the inside out.\u003c\/p\u003e\u003cp\u003eBy controlling both liquid and gas-phase moisture, CUTEK® Extreme dramatically improves dimensional stability, reducing warping, cupping, and splitting. The result is wood that lasts longer, looks better, and ages on your terms.\u003c\/p\u003e\n\u003ch3\u003eWhy CUTEK® Extreme\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStabilizes Your Wood\u003c\/strong\u003e — significantly reduces splitting, warping, and cupping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Healing Effect\u003c\/strong\u003e — stays mobile inside the wood and migrates to cuts and perforations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Flaking or Peeling\u003c\/strong\u003e — designed to fade gracefully with time, not lift off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Maintenance\u003c\/strong\u003e — no sanding or stripping required, just clean and recoat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost Effective\u003c\/strong\u003e — up to 2× the coverage rate of most wood coatings (approximately 400 SF per gallon)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhances Natural Beauty\u003c\/strong\u003e — applied clear, your wood is the star\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCUTEK® Cares\u003c\/strong\u003e — one tree planted for every can of CUTEK® Extreme sold\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePre-Finishing at the Mill\u003c\/h3\u003e\u003cp\u003eFor best results, we recommend pre-finishing CUTEK® Extreme at the time of milling. Pre-finishing delivers the most consistent absorption, fully coats all six sides of each board (including end grain), and reduces field labor. Add finish to any milled lumber order at $1.25\/LF — note this preference at checkout.\u003c\/p\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eCUTEK® Extreme is appropriate for all exterior wood applications including decking, siding, fencing, sauna exteriors, and trim. Not recommended for food-preparation surfaces, wood in direct ground contact, or engineered bamboo products.\u003c\/p\u003e\n\u003ch3\u003eTint It Your Way with CUTEK® Colortone\u003c\/h3\u003e\u003cp\u003eApplied as a clear oil, CUTEK® Extreme lets your wood naturally silver over time. Mix in any of 18 CUTEK® Colortones (sold separately) to maintain the freshly-oiled tone or shift the color to suit your design — one 3 oz Colortone can tints one gallon of CUTEK® Extreme.\u003c\/p\u003e","brand":"CUTEK","offers":[{"title":"1 Gal","offer_id":48246193291505,"sku":"FSB-SEF-CTK-EXT1G","price":115.0,"currency_code":"USD","in_stock":true},{"title":"5 Gal","offer_id":48246193324273,"sku":"FSB-SEF-CTK-EXT5G","price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/6386\/3453\/files\/CUTEK_Extreme_PenetratingWoodStabilizer.webp?v=1784817592","url":"https:\/\/finnishsaunabuilders.com\/products\/cutek-extreme","provider":"Finnish Sauna Builders","version":"1.0","type":"link"}