a prefabricated element small enough to be moved around and installed by hand, often around 0.3–1.2 m (1–4 ft) wide
a prefabricated element small enough to be moved around and installed by hand, often around 0.3–1.2 m (1–4 ft) wide
a prefabricated element small enough to be moved around and installed by hand, often around 0.3–1.2 m (1–4 ft) wide
a prefabricated element small enough to be moved around and installed by hand, often around 0.3–1.2 m (1–4 ft) wide
a prefabricated element small enough to be moved around and installed by hand, often around 0.3–1.2 m (1–4 ft) wide