Procurement of bldc ceiling fan 1200mm with uninstalled the old fan and installation of the new fan havells make model stealth bldc or equivalent design and specification of make crompton bajaj detail specification attached on specification sheet atc , 250 mm sweep plastic exhaust fan havells make model ventilair dx or equivalent design and specification of make crompton bajaj detail specification attached on specification sheet atc , 100 mm sweep plastic exhaust fan with uninstalled the old fan and installation of the new fan havells make model ventilair dxw or equivalent design and specification of make crompton bajaj detail specification attached on specification sheet atc and other related items