Product Features
  
 
Please take a moment to get to know the Cornerstone Patio Door. From its strength and beauty, to its ease in operation, we at Cornerstone are proud of our quality doors.
 
  Beauty & Strength Standard  
 
  • Maintenance free extruded aluminum gives an attractive look to exterior while adding strength to the door.
  • Stiles and rails use more wood to provide beauty and substance to the door.
  • Our doors come in many sizes including the hard to find 6/6 x 6/10 size door. This door is ideal when remodeling.
  • Interior handle is offered in a variety of finishes.
  • Upgrade mortise lock withstands forced entry.
  • Veneer on both sides of sash prevents warping. 100% silicone and foam tape give excellent seal plus eliminates messy ooze out
  • Deluxe extruded screens with steel ball-bearing rollers.
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Reversible
  • Doors can be set up so active panel is on left or right side.
  • Screens are also reversible.
Ease of Operation
  • Door moves freely when open, yet seals tight when closed.
Energy Efficient
  • Fiberglass doesn't conduct cold, so sill resists frost buildup.
  • Low-E2 glass, Argon gas and warm edge spacer offer maximum efficiency.
  • Glass is glazed with foam tape and silicone caulk for a strong bond to door.
Frame Features
  • Unique frame design allows door to adapt to different wall thickness.
  • Long nosing on frame keeps siding from sticking out past door.
  • Strong fiberglass sill resists rotting and water leakage.
  • Easy Assembly.
Affordable
  • Quality door offered at a very affordable price.
  
     
   
 
 
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Cornerstone Millwork
P.O. Box 114 • Merrill, WI 54452
Phone: (715) 536-8058 • Fax: (715) 536-5113
E-Mail: info@cornerstonepatiodoors.com