{"product_id":"west-system-c105c-epoxy-resin-16-46l-4-35gal","title":"West System C105C Epoxy Resin – 16.46 L (4.35 Gal)","description":"\u003ch2\u003eWest System C105C Epoxy Resin – 16.46 L (4.35 Gal)\u003c\/h2\u003e\u003cp\u003eThe production-scale format of the C105 epoxy resin system — the same clear, light amber, low-viscosity formula trusted for marine lamination, wood encapsulation, and structural bonding, now in a 16.46 L pail for high-volume builds and boatyard use. C105C delivers consistent performance across large lamination schedules, fairing jobs, and multi-session hull projects where supply continuity and per-litre economy matter.\u003c\/p\u003e\u003cp\u003eMust be paired with a compatible West System hardener. Working time and cure speed are determined by hardener selection.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLow viscosity (~1000 cP at 70°F \/ 21°C) for deep penetration into wood fiber and fiberglass substrates\u003c\/li\u003e\n\u003cli\u003eSelf-leveling under roller application — ideal for large horizontal surfaces and flat panel encapsulation\u003c\/li\u003e\n\u003cli\u003eCures across a wide temperature range for reliable performance in varying shop conditions\u003c\/li\u003e\n\u003cli\u003eSands, shapes, and paints cleanly after full cure\u003c\/li\u003e\n\u003cli\u003eExcellent adhesive base when combined with thickening fillers to control sag on vertical surfaces\u003c\/li\u003e\n\u003cli\u003eRelatively high flash point for safer handling in production environments\u003c\/li\u003e\n\u003cli\u003e16.46 L pail format reduces per-litre cost for high-volume applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Hardeners\u003c\/h3\u003e\u003cp\u003eSelect a hardener based on working time requirements and ambient temperature:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c205-hardener-814-ml-27-5-oz\"\u003eWest System C205 Hardener – 814 ml\u003c\/a\u003e — Standard cure, all-season versatility\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c205-hardener-3-56-l-94-gal\"\u003eWest System C205 Hardener – 3.56 L\u003c\/a\u003e — Large-format hardener to match production resin volumes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c209sb-extra-slow-hardener-1-24-l-42-2oz\"\u003eWest System C209SB Extra Slow Hardener – 1.24 L\u003c\/a\u003e — Extended pot life for large pours and warm-weather lamination\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c207sa-special-clear-hardener-315-ml-10-6-oz\"\u003eWest System C207SA Special Clear Hardener – 315 ml\u003c\/a\u003e — For clear-coat and bright-finish applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eC105 Resin Family – Size Comparison\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c105a-epoxy-resin-946-ml-32-oz\"\u003eWest System C105A – 946 ml\u003c\/a\u003e — Targeted repairs and small jobs\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-system-c105b-epoxy-resin-3-74l-98gal\"\u003eWest System C105B – 3.74 L\u003c\/a\u003e — Mid-size for extended single-project use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWest System C105C – 16.46 L\u003c\/strong\u003e — Production and boatyard scale (this item)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest Use Cases:\u003c\/strong\u003e The C105C pail is the right choice for boatyards, professional repair shops, and serious builders running multi-day or multi-phase projects where consistent resin supply is critical. It eliminates the need to open multiple smaller containers mid-job — reducing mix ratio risk and material waste. Ideal for full hull encapsulation schedules, large fairing jobs, production lamination runs, and any application where purchasing smaller units would be cost-inefficient or logistically disruptive.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Decant into smaller working containers as needed to minimize moisture exposure to the bulk supply. Always seal the pail tightly between sessions. Use a calibrated metering pump for accurate hardener ratios — at this volume, ratio errors are costly. Pair with a large-format hardener such as the \u003ca href=\"\/products\/west-system-c205-hardener-3-56-l-94-gal\"\u003eWest System C205 Hardener – 3.56 L\u003c\/a\u003e to maintain proportional supply across the project.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51233004257316,"sku":"655-C105C","price":579.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/655-105B_9333dc7f-2945-4b7b-a33b-4cec5023feac.jpg?v=1786152022","url":"https:\/\/marisolmarine.com\/products\/west-system-c105c-epoxy-resin-16-46l-4-35gal","provider":"Marisol Marine Company","version":"1.0","type":"link"}