supply of supply of bed mattresssupply of bed mattress,supply of bed mattress. three layer foam mattresses size 1981 mm x 914 mm x 153 mm wit h visco elastic pu foam (memory foam) pu bonded foam , pu foam on top layer, core layer and bottom laye r with density 70 kg/m3, 80 kg/m3 & 32 kg/m3. fabric mass 240 gms/m3. resistance and durability shall m eet the requirement of is 7933 or latest with 3 years warranty. accepted make: kurl-on, sleepwell, duroflex , nilkamal, godrej, durian. [ warranty period: 36 months after the date of delivery ] ] , supply of bed mattress: three layer foam mattress size 1981 mm x 914 mm x 153 mm with visco elastic pu foam (memory foam) pu bonded foam , pu foam on top layer, core layer and bottom layer with density 70 kg/m3, 80 kg/m3 & 32 kg/m3. fabric mass 240 gms/m3. resistance and durability shall me et the requirement of is 7933 or latest, with 3 years warranty. .accepted make: kurl-on, sleepwell, durofle x, nilkamal, godrej, durian. [ warranty period: 36 months after the date of delivery ] ] , supply of bed mattress: three layer foam mattress size 1981 mm x 914 mm x 153 mm with visco elastic pu foam (memory foam) pu bonded foam , pu foam on top layer, core layer and bottom layer with density 70 kg/m3, 80 kg/m3 & 32 kg/m3. fabric mass 240 gms/m3. resistance and durability shall me et the requirement of is 7933 or latest, with 3 years warranty. .accepted make: kurl-on, sleepwell, durofle x, nilkamal, godrej, durian. [ warranty period: 36 months after the date of delivery ] ]