supply of set of items for pipe laying for waste water for lhb type coaches fitted with bio tank. (1) pipe dia 42 (od) x 2 x 1100 conforming to din specification no. din 2391 c, x 5 crni 1810 and torcf drawing no. mi 006005, item-1, alt-c, qty.-1 no./set. (2) pipe clip 4
