Lowe's Home Improvement
ThermaStar by Pella 48-in x 48-in 25 Series Double Pane Annealed Square New Construction Window

Only at Lowe's

ThermaStar by Pella 48-in x 48-in 25 Series Double Pane Annealed Square New Construction Window

Item #: 319382 |  Model #: 1000004970

Not Yet Rated

Window shape may change based on size of window ordered

48-in x 48-in 25 Series Double Pane Annealed Square New Construction Window

  • Advanced Low-E energy-saving glass
  • Argon gas is inserted between the 2 panes of glass for added energy-efficiency
  • Maintenance-free vinyl frames
  • Custom sizes and color-matched grilles are also available via special order
  • For more product details refer to the specifications tab
Window Shape Square
Window Design Fixed frame direct set
Orientation (exterior view) N/A
Actual Height (Inches) 47.5
Actual Width (Inches) 47.5
Leg Height (Inches) 0
Jamb Depth (Inches) 3.375
Series 25
Interior Color/Finish White
Exterior Color/Finish White
Hardware Color/Finish N/A
Paintable No
Color/Finish Family White
Frame Material Vinyl
Grid Type N/A
Grid Width N/A
Grid Profile N/A
Grid Pattern N/A
Glazing Type Double pane
Argon Gas Insulated Yes
Glass Strength Annealed
Obscure Glass No
Frame Profile Flat
Screen Included N/A
Screen Type N/A
Screen Frame Type N/A
Balance System N/A
Tilting N/A
Warranty Limited lifetime
Lowe's Exclusive Yes
Project Type New construction
Meets Egress Requirement N/A
Lock Type N/A
Nail Fin Integrated
J Channel N/A
Mulling N/A
Wood Jamb Extension None
Number of Locks N/A
Ventilation Latches N/A
Tilt Mechanism N/A
High Altitude Rated No
Hurricane Approved No
Miami Dade Approved No
Florida Product Approved Yes
Texas Department of Insurance Approved Yes
Meets CA Forced Entry Requirements Yes
Sound Transmission Control (STC) Rated Yes
Design Pressure (DP) Rating 35
U Value 0.28
Solar Heat Gain Coefficient (SHGC) 0.32
ENERGY STAR Qualified Northern Zone Yes
ENERGY STAR Qualified North/Central Zone Yes
ENERGY STAR Qualified South/Central Zone No
ENERGY STAR Qualified Southern Zone No
Works with Iris No
Grid Included No
Rough Opening Height (Inches) 48
Rough Opening Width (Inches) 48
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