With Instapro you can compare the best quotes for roof, gutter and terrace maintenance. What is the cost of door repairs? this type of work? And what are the factors that influence the final price? How much do roof, gutter and terrace repair and maintenance cost? The terrace has the function of covering with respect to the apartments below, like the flat roof that is located at the top of a house. The terrace must also be kept in order with adequate maintenance. ...