The present invention relates to a frame for fixing double pipes for water and hot water supply and a piping construction method using the same and more specifically, to a frame for fixing double pipes for water and hot water supply and a piping construction method using the same, which can accurately fix the positions of a plurality of double pipes for water and hot water supply, and the installation positions of support rods for fixing a wall mount water service box or a circular water supply unit, at the same time, before and after placement of concrete for bottom and can protect pipes protruding to the top of the bottom, thereby preventing a cast drop and damage to the pipes by other workers, can easily install the support rods for fixing the wall mount water service box or the circular water supply unit, thereby facilitating works, and can consecutively install the pipes of the same quality to each household to reduce labor costs and working hours and significantly lower a defect incidence, thereby improving work efficiency and enhancing efficiency and safety. The present invention for achieving the purpose relates to a frame for fixing double pipes for water and hot water supply and a piping construction method using the same, which can fix the installation positions of the double pipes, and the support rods for fixing the wall mount water service box or the circular water supply unit with one-time position setting and fixation in the field using a predetermined double pipe fixing frame, can prevent damage to the double pipes by a fixing frame body at the time of other works, and can easily install the support rods without damage to the bottom, and can improve work efficiency.