New York City is joining a growing group of cities in banning Expandable Polystyrene Foam (EPS). Adam Harris explains what makes this material so worrisome to environmentalists - and appealing to ...

Fanfold DWB Damproofing Waterproofing Board is an extruded polystyrene foam layer sandwiched between two tough, non-perforated, impact resistant plastic facers ...

Polystyrene foam is one of the most common forms of plastic ... The term "Styrofoam" is actually the brand name of a rigid ...

On its own, the R-rating is not as effective as other residential options. DIYers often use this inexpensive insulation type to replace existing insulation. Often made of polystyrene, rigid foam board ...