Pella® Impervia® Sliding Patio Door
Detailed Product Description

Frame 
•	Frame is Duracast® fiberglass composite — five-layer pultruded fiberglass material [with optional foam insulation1] reinforced with a Pella patented interlocking mat. 
•	Overall frame depth is 5".
•	Nominal wall thickness of Duracast members are .070" to .120" thick.
•	Duracast sill powder-coat painted black.
•	Frame corners are mitered, joined and bonded with glass filled polypropylene corner lock and mechanically fastened. Jamb to head corners sealed with injected polyurethane or hot melt silicone adhesive.
•	Jambs and head contain factory-drilled (counter-bored) installation screw holes when ordered without nail fin.
Door Panel 
•	Panel is Duracast® fiberglass composite — five-layer pultruded fiberglass material [with optional foam insulation1] reinforced with a Pella patented interlocking mat.
•	All panel members have mitered corners joined and bonded with corner locks, injected with polyurethane or hot melt silicone adhesive. 
•	Vent panels have two adjustable permanently sealed electroplated steel with organic coating ball-bearing rollers, set on stainless steel track.
Exterior/Interior 
•	Duracast surfaces are factory applied with powder-coat paint finish.
•	Color is [White] [Brown] [Black] [Tan] [Morning Sky Gray].
- or -
•	Dual-color option [Brown] [Black] [Tan] [Morning Sky Gray] exterior with White interior.
Glazing System
•	Quality float glass complying with ASTM C 1036.
•	1" insulating glass tempered [obscure2] [[clear] [Advanced] [SunDefense™] [SunDefense+] [AdvancedComfort] [NaturalSun] [NaturalSun+] Low-E coated, with argon]] sealed and bonded to panel.
•	High altitude glazing is available.
- or -
•	1" Triple-pane insulating glass [annealed] [tempered] [obscure 3] [clear] [[Advanced] [SunDefense™] [AdvancedComfort] [NaturalSun] Low-E coated, [with argon]]] sealed and bonded to panel.
•	High altitude glazing available.
– or –
Impact-Resistant
•	Silicone-glazed 1" dual-seal impact-resistant insulating glass [PVB]. [[tempered] [annealed]] exterior light is [[Advanced Low-E] [SunDefense] [clear]]. Laminated [clear] interior light, or [[tempered] [annealed]] exterior light is [multi-layer Low-E]. Laminated [bronze] interior light.
Weatherstripping
•	Flexible polymeric bulb section with welded corners and a slip-coating at head, jamb, sill and interlocker.
•	Bristle strip rain-screen at vent panel interlocker. 
Hardware 
•	Interior handle, thumb lock for inside locking is [powder-coat [White] [Brown] [Matte Black] [Tan] [Morning Sky Gray] to match finish] [Satin Nickel].
•	Exterior handle is powder-coat painted to match exterior.
•	Multiple point lock hardware is electroplated steel with stainless steel strikes. 
•	Non Self-locking secure vent lock. Color matched to interior. Vent lock holds the door open approximately 4" for ventilation, available in two height locations.
Optional Products
Screens
•	InView™ screen 
Vinyl-coated 18/18 mesh fiberglass screen cloth complying with SMA 1201, set in aluminum frame fitted to exterior of door, supplied complete with all necessary hardware.
Supplied complete with all necessary hardware. 
•	Screen finish is baked enamel, color to match sliding door exterior.
Grilles
•	Grilles-Between-the-Glass
•	Insulating glass contains 3/4" contoured aluminum grilles permanently installed between two panes of glass.
•	Grilles are factory prefinished [White] [Brown] [Black] [Tan] [Morning Sky Gray] to match interior and exterior finish.
Hardware
•	Keylock with [K-keyway cylinder] [dummy cylinder]. Finish is [Matte Black] [Chrome].

(1)	Foam insulation inserts are not available with clear glazing.
(2)	Obscure glazing is not available when AdvancedComfort Low-E coated IG is specified.