GALVANIZED IRON PIPES AND G.I. EARTHING:G.I. EARTHING (AS ADDITIONAL LENGTH): Earthing of metallic cases etc., with G.I. stranded wire No. 7/12 S.W.G. (7/2.80mm ) in 20mm dia. G.I. pipe recessed in wall and floor etc. (as additional length)
GALVANIZED IRON PIPES AND G.I. EARTHING:G.I. EARTHING (AS ADDITIONAL LENGTH): Earthing of metallic cases etc., with G.I. stranded wire No. 7/12 S.W.G. (7/2.80mm ) in 20mm dia. G.I. pipe recessed in wall and floor etc. (as additional length)