This sounds like the type of roofing used for wooden houses and sheds.

Presupuesto pergolas de madera ONLINE - Precio pergolas de ...
www.hazmeprecio.com › Presupuestos y Precios
el precio incluye una impermeabilizacion de tela asfaltica acabado en pizarilla para su autoproteccion y un aislante termico de panel rigido de politileno expandido un saludo juan ternero. solano y alarcon reformas y mantenimientos. Presupuesto de 1000 € techado con duela de madera pino 22mm. aislamiento termico ...

Soluciones químicas para la construcción | Alchimica
https://www.alchimica.es › Productos
Pizarilla. Triturado de pizarra natural en gris o gris oscuro, o coloreada en blanco

Elastomer waterproofing membrane / SBS asphalt / for roofs / roll ...
www.archiexpo.com › Building material › Waterproofing membrane with vapor barrier
ELASTOPHENE® 25 AR is a SBS elastomeric bitumen waterproofing membrane with a glass fleece reinforcement. The topside is self-protected by slate chippings and the underside is covered by fine sand.

Aggregates | Welsh Slate
www.welshslate.com/our-portfolio/aggregates/
Industrial minerals: Slate granules, for example, are used to produce bituminous roofing felts and artificial slate roofing tiles. Ground slate has many outstanding technical properties and slate powders find their way into a wide variety of products including bitumen, insecticides, paint, resins, pipeline coatings, roofing and ...