Quality custom-built room additions in Chicagoland | Screened Porches | Sunrooms
| Family Rooms | Room Additions | Serving Northern Illinois

Affordable sunrooms and room additions in suburban Chicago by TimberBuilt
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Summer Hours:
Monday-Friday:
8:00AM - 5:00PM
Saturday:
10:00AM - 3:00PM
Sunday: Noon - 3:00PM

Winter Hours
Oct 1 - Jan 1:

Monday-Friday:
8:00AM - 5:00PM
Saturday:
10:00AM - 3:00PM
Sunday: Closed

3990 Commerce Drive
St. Charles, IL 60174
Map - Click Here


LoE²-270 is standard for most Kolbe products, excluding units with finely crafted glass

  • Achieves energy efficiency in all U.S. climate zones
  • Blocks 83% of harmful UV rays
  • Blocks 96% of sun's infrared heat
  • May be substituted with other LoE coatings to achieve specific energy needs

LoE³-366 may be used instead of LoE²-270 to achieve specific energy needs; option for most Kolbe products

  • Balances solar control with high visibility
  • Maximizes protection against heat loss in winter
  • Blocks more solar heat gain than other clear glass coatings

LoE²-240 may be used instead of LoE²-270 to achieve specific energy needs; option for most Kolbe products

  • Is lightly tinted to reduce solar glare in sunny regions
  • Achieves solar control over a wider range of the spectrum than other LoE coatings
  • Offers more visibility than bronze- or gray-tinted glass at less expense

LoE²-180 is used on surface #5 of triple pane insulating glass units

  • Lets more daylight in than ordinary LoE glass
  • Ideal for passive solar applications because it allows the winter sun's heat to pass into the home
  • Blocks 76% of the sun's harmful UV rays
  • When combined with other LoE coatings, its insulation value (U-factor) can be as low as 0.19

Argon Gas is standard for most Kolbe products, excluding units shipping to or through high altitude areas and units with finely crafted glass

  • Helps reduce energy transfer through insulating glass (IG) units
  • May be replaced with air in any IG unit upon request

Thermo-Edge Spacers are standard for most Kolbe products, with a few exceptions such as small radius units and units with finely crafted glass

  • Hollow stainless steel bars filled with dessicants
  • Reduce the potential for interior condensation
  • Help prevent heat loss
  • Improve overall U-values

Tempered Glass is standard for all doors and windows over 35 sq. ft.

  • Makes glass shatter into small fragments rather than large sharp shards
  • Is often specified when safety is of utmost concern
  • May be specifed along with nearly any other option

Laminated Glass - two pieces of glass laminated with a plastic interlayer

  • When glass shatters, shards adhere to plastic interlayer
  • Is often specified for safety
  • Used for impact resistant products

Single Pane Glass may be specified for Ultra & Heritage Series products, excluding Majesta Double Hungs and units with finely crafted glass

  • May be necessary to achieve historic authenticity in historic renovation projects

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