1. supply and installation self expandable valve, moulded pre-formed gland packing size - 22.23 mm od x 13 mm id x4.8 mm thk,2. self expandable valve, moulded pre-formed gland packing size - 31.75 mm od x 19.05 mm id x6.4 mm thk,3. self expandable valve, moulded pre-formed gland packing size - 25.4 mm od x 15.88 mm id x4.8 mm thk,4. self expandable valve, moulded pre-formed gland packing size - 41.28 mm od x 25.4 mm id x7.94 mm thk,5. self expandable valve, moulded pre-formed gland packing size - 27 mm od x 13 mm id x6.35 mm thk,6. self expandable valve, moulded pre-formed gland packing size - 22.5 mm od x 10 mm id x6.35 mm thk,7. self expandable valve, moulded pre-formed gland packing size - 31.75 mm od x 15.87 mm id x6.35 mm thk,8. self expandable valve, moulded pre-formed gland packing size - 35.8 mm od x 19.5 mm id x6.35 mm thk,9. self expandable valve, moulded pre-formed gland packing size - 82.5 mm od x 57.5 mm id x12 mm thk,10. self expandable valve, moulded pre-

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