 
															The Quartz® TimberLine W-series of swinging doors provide the perfect combination of exceptional performance and flexibility. W-Series doors are ideal for creating a unique architectural design. The result is an abundance of natural daylight, full ventilation, maximum energy efficiency and a custom architectural style.
 
	 
											 
	| Table Header | Table Header | 
|---|---|
| 
													Model												 | 
													Swinging Door												 | 
| 
													NAFS Rating												 | 
													R-50/LC-50												 | 
| 
													Test Size												 | 
													72×83												 | 
| 
													Design Pressure (P.S.F.)												 | 
													45												 | 
| 
													Air Infiltration at 25 MPG (cfm/ft2)												 | 
													0.06												 | 
| 
													Water Resistance (P.S.F.)												 | 
													4.59												 | 
| 
													Structural Overload												 | 
													—												 | 
| 
													CR (Condensation Resistance)												 | 
													—												 | 
| 
													U-Value												 | 
													0.27 – 0.31												 | 
| 
													SHGC												 | 
													0.18 – 0.28												 | 
| 
													OITC/STC												 | 
													—												 | 
| 
													Visible Transmittance												 | 
													—												 |