jfk center for performing arts Awarded a UK patent, Senior’s PURe® range of energy-efficient aluminium windows and doors is the first on the UK market to benefit from an enhanced thermal barrier manufactured from expanded polyurethane foam (PUR). Traditionally used in cladding and insulation products, the innovative use of PUR as a thermal barrier in windows and doors gives the PURe ® range the potential to achieve U-values as low as 0.71W/m2 K when calculated as a commercial CEN standard window and 0.93W/m2 K when calculated as a CEN standard door. The interior designer, Frances Elkins was exceptional for the reason that she combined American styles with European classical style to make a unique blend. She was one of many early female designers to achieve ale interior decoration. Her masterpieces have secured an exalted position on her behalf inside the minds of designers and art lovers.