lettable
/ˈlɛtəbəl/Definitions
1. adjective
capable of being let or rented
“The property manager said that the apartment was lettable to anyone who could afford the rent.”
2. noun
a property that can be let or rented
“The landlord owns several lettables in the city.”
3. noun
a tenantable property
“The surveyor evaluated the lettable value of the old building.”