Thermal delay configurations for devices can be designed and made with a variety of plastic types including but not limited to: polyvinyl chloride (PVC), various polyolefins such as polypropylene and polyethylene, high density polyethylene (HDPE), low density polyethylene (LDPE), cross-linked high-density polyethylene (XLPE), softened acrylic, ABS, thick Kapton??? tape materials, Teflon?? (polytet