Bottom clamp for mounting solar panels to roofs

A device for mounting a solar panel to a roof, the solar panel including a return flange, comprising:

• a solar panel bottom clamp assembly including, a base, a clamping member, and a threaded fastener;
• the clamping member includes a clamping member body and a mounting clip, the mounting clip includes a hooked portion and an indentation formed between the hooked portion and the clamping member body, the indentation positioned to engage the return flange;
• the base includes a first platform, a second platform, a first side, and a second side, the first platform seats the clamping member body between the first side and the second side, and the second platform disposed to seat the solar panel;
• the first side and the second side project upward from opposing ends the first platform, the second platform projects away from the first side toward the second side;
• and
• the threaded fastener non-threadably engages the first side and the second side and threadably engaging the clamping member body making the clamping member body threadably movable between the first side and the second side.