Stengeldak
Stengeldak is a traditional roofing material commonly found in certain European regions, particularly in the Netherlands and parts of Germany. It is constructed from dried stems, typically reeds or sedges, which are bundled together and laid in overlapping layers on a roof structure. This method of roofing is known for its natural insulating properties, providing good protection against both heat and cold. The material is also water-repellent, though its effectiveness depends on the quality of the reeds and the skill of the thatcher. The lifespan of a stengeldak can vary significantly, ranging from 20 to 50 years or more, influenced by factors such as climate, maintenance, and the type of reed used. Historically, stengeldak was a readily available and cost-effective roofing solution for rural dwellings. Modern stengeldak roofs often employ a thicker layer of reeds compared to historical examples, enhancing their durability and weather resistance. While less common in new construction due to the rise of synthetic and manufactured roofing materials, stengeldak remains a recognized and appreciated traditional roofing technique, often maintained and restored on historic buildings.