Roofing Systems and Methods

A shingle system for installation on a roof structure, the shingle system comprising:

• a first shingle assembly, a second shingle assembly, and a third shingle assembly, each including:
• an insulative substrate;
• a surface sheet coupled to and extending across a substantial portion of the insulative substrate;
• and
• a hook-and-loop fastening system comprising a hook portion and a loop portion, wherein the hook portion or the loop portion is coupled to and extends along the insulative substrate adjacent the surface sheet and the other of the hook portion or the loop portion is coupled to and extends along the surface sheet;
• wherein the hook portion or the loop portion of the first shingle assembly is mated with the respective loop portion or hook portion of the second shingle assembly located down-roof from the first shingle assembly and the other of the hook portion or the loop portion of the first shingle assembly is mated with the respective loop portion or the hook portion of the third shingle assembly located up-roof from the first shingle assembly.

A method of installing a shingle system on a roof structure, the method comprising:

• securing a first shingle assembly to the roof, the first shingle assembly having a hook-and-loop fastening system comprising a hook portion and a loop portion;
• securing a second shingle assembly to the roof up-roof from the first shingle assembly, the second shingle assembly having a hook-and-loop fastening system comprising a hook portion and a loop portion;
• and
• securing one of the hook portion or the loop portion of the second shingle assembly to the respective loop portion or the hook portion of the first single assembly.