Reflectix SPW0402512 4" x 25" Spiral Pipe Wrap Reflectix SPW0402512 4" x 25" Spiral Pipe Wrap Features: Simply wraps around your pipes or duct work overlapping approximately 1/2" as you go Secure with Refectix Reflective Foil Tape (4280-3007) around each end of your wrapped product Provides an air space between the pipe and the wrap that will aid the insulation value 4" x 25" roll