limited tender enquiry for thermal insulation-r mattress for 1x800 mw apgenco vijaywada unit-8-btg project as per nit , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side gs wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm gs wire , bonded mineral ( rock ) wool mattresses with one side ss wire netting of 13 mm x 0.71 mmsize stitched with 0.4 mm ss wire.