{"product_id":"stone-age-mortar-xtreme-heat-5-gallon-60-lb-high-heat-fireplace-mortar-sa-mxth","title":"Stone Age Mortar Xtreme Heat — 5-Gallon 60 lb High-Heat Fireplace Mortar (SA-MXTH)","description":"\u003ch2\u003eStone Age Mortar Xtreme Heat — High-Heat Fireplace \u0026amp; Oven Assembly Mortar\u003c\/h2\u003e\n\u003cp\u003eBuild or finish your Stone Age fireplace, masonry oven, or outdoor fireplace kit with \u003cstrong\u003eStone Age Mortar Xtreme Heat\u003c\/strong\u003e. This refractory mortar blend is formulated by Stone Age Manufacturing for assembling and finishing its fireplace, oven, and related masonry systems.\u003c\/p\u003e\n\u003ch3\u003eWhy choose Mortar Xtreme Heat?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade for Stone Age kits:\u003c\/strong\u003e Suitable for the assembly and finishing work specified in Stone Age installation instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJust add water:\u003c\/strong\u003e A premixed blend designed for straightforward on-site preparation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-resistant mortar:\u003c\/strong\u003e Formulated for high-temperature masonry applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement for Ready-Mix:\u003c\/strong\u003e Stone Age confirms this is the direct replacement for the discontinued SA-APRM mortar, with \u003cstrong\u003ethe same number of pails required\u003c\/strong\u003e for each kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Stone Age Manufacturing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e SA-MXTH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e 5-gallon pail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate product weight:\u003c\/strong\u003e 60 lb per pail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e One pail per unit ordered\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlan your quantities:\u003c\/strong\u003e Common Stone Age kit configurations call for 4–9 pails, depending on the fireplace or oven size. Some chimney configurations require additional mortar. Always check the installation documentation for the exact quantity needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDelivery and availability:\u003c\/strong\u003e This heavy masonry material may require a separate freight quote, particularly for multiple pails or orders accompanying a fireplace kit. Delivery charges are not included in the displayed product price; we will confirm freight costs and availability before arranging shipment.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eInstallation note:\u003c\/em\u003e Follow Stone Age Manufacturing's current project-specific installation and mixing instructions. Fireplace assembly materials, finishes and local code requirements vary by application.\u003c\/p\u003e","brand":"Stone Age Manufacturing","offers":[{"title":"Default Title","offer_id":67780805132598,"sku":"SA-MXTH","price":195.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/prepperhideout.com\/products\/stone-age-mortar-xtreme-heat-5-gallon-60-lb-high-heat-fireplace-mortar-sa-mxth","provider":"Prepper Hideout","version":"1.0","type":"link"}