supply of sofa hudson 1 seater / leatherette finishsofa hudson 1 seater / leatherette finish, sofa hudson 1 seater / leatherette finish / ss legs - size - 900lx800dx850h seat foam: the seat is made of pu foam with density 28? 2 kg / cu.mtr having an additional top layer of super soft p u foam in density 32 ? 2 kg / cu. upholstered with fabric or leatherette. 2 ) back foam: the back is made of pu f oam with density 28 ? 2 kg / cu. mtr with two additional top layer of supersoft foam of density 32?2 kg / cu. mtr, uph olstered with fabric or leatherette .3 ) understructre : understructure is made up of 1.2?0.1 cm. thick hot pr essed plywood ( moisture resistance & termite proof as per is: 303 ) & pinewood of cross section devoid of major knots & surface defects 6 nos. per seat & 3.8 mm dia zigzag spring assembly is mounted over understructure fo r cushioning purpose 6 nos. per seat & 3.8 mm dia zigzag spring assembly is mounted over understructure for c ushioning purpose. 4 ) leg assembly: it is made up of ss & ms powder coated in square shape of size 40x40 mm. the product shall be from bifma 5.1 & 7.1 & bifma membership, griha, green pro, india design mark, iso 45001, iso 14001 & iso 50001 certified company and issued by reputed certification bodies? recogn ized by the national accreditation board for certification bodies, ( nabcb ) / member of international accreditation forum ( iaf ) . complete as per the approved sample and as per the direction of engineer-in-charge. [ warranty p eriod: 30 months after the date of delivery ]