How much does this cost to the nearest dollar?

US Energy Products (4ft x 500ft) Diamond Radiant Barrier Solar Attic Foil Reflective Insulation Reflective Aluminum Breathable Attic Roof Foil – BLOCKs 99% of Heat / 99% RF Signals SCIF RFID
Super R Diamond radiant barrier is a low-cost, entry level product designed for the DIYer who wants the least expensive material on the market that still reflects 95 percent of the radiant heat entering or leaving a structure. Super R Diamond radiant barrier is primarily designed to be laid on the attic floor. Super R Diamond radiant barrier meets all residential fire and building codes and is perforated so moisture will not be trapped between the material and existing insulation. Product Description Two-sided reflecting metallized film with polyester scrim reinforcement Weight 14.5 lbs per 

Price is $184.00
Price: $183.89