To provide a cover for a pipe provided with all the properties provided with non-release of toxic gas, transparency, chemical resistance, oil resistance, heat resistance, cold resistance, and weatherability.

This cover 1 for the pipe is constituted by forming a resin-made sheet 2 into a cylindrical or bag shape, wrapping a mutual joint part of pipes provided in piping facility on the ground, under the ground, and an under floor or an attic, a joint part of pipe and pipe parts or a mutual joint part of pipe parts, and pipes existent in the joint parts or the whole pipe parts from the outside, and storing fluid leaking or scattering from the joint parts temporarily. The resin-made sheet 2 is transparent and is made of flame-retardant polyethylene.