Property for Rent in Aastha CHS Sion, Sion, Mumbai.1+ flats / apartments on rent available in Aastha CHS Sion posted by owners. Furnished / Semi-Furnished Flats in Aastha CHS Sion available for rent. for rent in Aastha CHS Sion. Rental flats / apartments with servant room in Aastha CHS Sion. Immediate shifting flats available in Aastha CHS Sion, Sion, Mumbai. Also, check out luxury/premium rental property available in Aastha CHS Sion in Mumbai. Check carpet area/saleable area for rent in Aastha CHS Sion.