All-Pro Windows, LLC
SINCE 1972
Free Estimates!
Click or Call Now

Custom New or Replacement Windows

The Energy Efficient Quantum2 Line Installed by All-Pro Windows

Today’s homeowners know that replacing windows involves more than just a trip to the hardware store. Your selection will have a lasting affect on your family’s comfort while transforming the look of your home. 

Add an elegant garden, bay, or bow window and bring an extended, panoramic view of the outdoors into your home.

The Kensington HPP Quantum2 windows powered by KensingtonGlass™ are designed to keep you cooler in the summer by reflecting solar heat and warmer in winter by keeping your furnace heat inside the home.

Quantum2 windows are crafted using the finest materials in the industry – available in a wide selection of interior/exterior colors, styles, and designs.

Designed to give you a remarkable combination of looks, reliability, performance, and energy efficiency benefits, Quantum2 windows and doors are the only choice when quality cannot take a backseat to cost. All Quantum2 windows are backed by a limited lifetime and glass breakage warranty.


  • Powered by Kensington Glass with suspended film technology to boost thermal performance
  • R-5.6 full-frame double hung windows*
  • Increases indoor comfort – warmer in the winter and cooler in the summer
  • 99.5% UV protection to reduce fading
  • Helps improve home energy efficiency
  • Reduced condensation
  • Transferable Limited Lifetime Warranty and Glass Breakage


  • Frame and sashes filled with foam to provide added insulation
  • Fusion-welded frames and sashes for air and water-tight, unitized construction
  • Elegant beveled exterior for added curb appeal
  • Easy to clean, maintenance-free vinyl surfaces
  • Dual weather stripping, reinforced interlock prevents air and water infiltration
  • Heavy-duty, extruded aluminum screen frame with fiberglass screen mesh deters holes and tears

The Quantum Energy Efficient Window Line installed by All-Pro Windows

Kensington HPP's full line of vinyl replacement windows includes double hung, picture window, sliders, casements and patio doors. The line comes in a range of colors and woodgrain laminates on two base extrusion colors. Multiple glass and grid options are available, and the line has many high-end options, according to the company.

Energy-Efficient Attributes: The Quantum product line is available with dual-pane glass and also with Eastman's Heat Mirror film. The windows achieve U-values as low as .13 and offer a wide range of solar heat gain coefficient values from .13 to .5 coupled with U-values from .29 to .13.

Quantum2 Energy Star Award

Get A Price

Fields with (*) are required.

Quantum2 logo