Tender For supply of prefab shelters with puf panel of size 7.620 m x 10.661 (as per gem drawing),prefab hut / house of size 6.10 m x 19.52 m (as per gem drawing),prefab hut / house of size 6.10 m x 7.32 m (as per gem drawing),prefab hut / house of size 4.88 m x 9.76 m (as per gem drawing),prefabricatedtoiletblock