Plastic Refractory Mass
Plastic Refractory Mass includes PROTEPLAST-60, a ready-to-use plastic refractory repair material for high-temperature maintenance and lining repair work. This section is focused on moldable refractory mass, not plastic material, for applications where a dense, hand-applied refractory repair compound is needed.
PROTEPLAST-60 is a high-alumina plastic refractory mass supplied in an 11 lb package for localized repairs in fireplaces, stoves, furnaces, kilns, boilers, and other heat-resistant linings.
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RTH-USA PROTEPLAST-60 Plastic Refractory Mass 11 lb (74 fl. oz.)
Your Warmth, Our Care
Everything your fireplace needs – in one place. Whether you are building a brand-new fireplace, upgrading an existing one, or repairing what time and heat have worn down, we provide the right solutions to make the job easier and the results more reliable. From ready-to-use mortars like UNIREF-40, to high-performance fireclay mortars such as MORTACLAY-40d, and durable firebricks like RB-40, you’ll find professional-grade products designed to withstand extreme temperatures and deliver long-lasting performance. But our selection doesn’t end there – we offer a wide range of refractory materials, repair solutions, and accessories to fit projects of every size.
RTH-USA UNIREF-40 Ready-to-Use Refractory Mortar - 10 fl.oz.
RTH-USA MORTACLAY-40d Fireclay Refractory Mortar 50 lb
RTH-USA RB-40 Fireclay Refractory Bricks (box of 6)
Built for Performance
Designed for Simplicity
With our products you can be confident that your fireplace or stove won’t just look good, but will also remain safe, efficient, and strong for years to come. Easy to use, engineered for durability, and available in practical package sizes, our lineup makes fireplace construction and repair straightforward – whether you are a professional builder or a homeowner tackling a personal project.
Because when it comes to warmth, comfort, and peace of mind, every detail matters – and we’ve got you covered.
