InHouse Granny Flats is an established company with over 25 years of experience in the construction industry. We are Sydney granny flat builders located in Castle Hill, who specialise in the design, approval and construction of granny flats in all Sydney areas. Granny flats allow property investors to increase rental income, as well as providing an affordable rental housing or extended home for many families.
Our state of the art showroom is one of a kind in the current granny flat market. We display the complete range of our standard inclusions, which allows our clients to gain a better understanding of what InHouse Granny Flat is offering in comparison to other Sydney granny flat builders.