supply of grill arrangement for ventury type ventilation arrangement for lavatory fitted with bio toilet to mcw carriagegrill arrangement for ventury type ventilation arrangement for lavatory fitted with bio toilet to mcw carriage,grill arrangement for ventury type ventilation arrangement for lavatory fitted with bio toilet to mcw carriage repair workshop drawing no. mw-m-1-16 alt.-2 item no.-a3, material an colour as per drawing as per drg.no. mcw carriage repair workshop drawing no. mw-m-1-16 specn: mcw carriage repair workshop drawin g no. mw-m-1-16 alt.-2 item.-a3 [ warranty period: 30 months after the date of delivery ]