Shannon Draper is not one to give up easily – an essential quality for someone willing to take on the might of Victoria's residential building industry.

Contrary to the bad news stories often associated with Victorians whose domestic building projects go wrong, Mr Draper has emerged victorious.

Shannon Draper at the Wallan site he once owned. Credit:Jason South

But it's no thanks to the state's building authority, which wasn't much interested in his fight against the nation's eighth biggest builder.

Mr Draper – a carpenter who is on a disability pension because of years of arthritis – bought a home off the plan from Simonds Homes in 2014.