require water based elastomeric Prisma water seal for water proofing flat area of about 12000 square feet of RCC roof slab. The material to be despached to KOCHI, Kerala State. We have imported the same material from Prisma for a Large quantity for my client at Mysore , Karnataka State ,India in the year 1999 while Dr. M K Majumdar was in charge of the Arabian Paints and Inks Factory at Sitra. Kindly offer your price, tems of payment , delivery schedue etc by return mail