Lath and plaster is a building process used to finish mainly interior dividing walls and ceilings. It consists of narrow strips of wood which are nailed horizontally across the wall studs or ceiling j
Lath seen from the back with white plaster coat oozing through
Partially-exposed wallpapered lath and plaster illustrating the technique. Example from the Winchester Mystery House, constructed between 1884 and 1922
A lath or slat is a thin, narrow strip of straight-grained wood used under roof shingles or tiles, on lath and plaster walls and ceilings to hold plaster, and in lattice and trellis work.
Lath and plaster
…Lath and plaster is a building process used to finish mainly interior dividing walls and ceilings. It consists of narrow strips of wood (laths) which are nailed horizontally across the wall studs or ceiling joists and then coated in plaster. The technique derives from an earlier, more primitive…
Roof laths span across between the rafters and support the wood shingles.
Riven lath, each piece has been split from a log
Bostwick Steel Lath Company advertisement for steel truss loop type metal lath in 1920