Double Hung Windows in Pinellas by Karoly Windows & Doors
Double Hung Windows are a top choice among both customers and installers. The reason they are called double hung is because both the top sash and bottom sash are operable. Meaning the top sash comes down and the bottom sash goes up.
Both Double Hung Sashes Move!
This makes warranty replacement on double hung windows a breeze. To replace a broken window, you only need to replace the sash that broke. A simple sash replacement can be performed by anyone with a little DIY skill. However with Karoly Windows & Doors, warranty claims are super easy. We will handle your double hung window warranty ourselves and install the double hung window sash at your convenience.
Double Hung Window Specifications
- Width: Minimum 16.5″ and Maximum is 37″ or 53″
- Height: Minimum 24.5″ and Maximum is 76″ or 84″
- StormBreaker Plus Double Hung windows are certified to a design pressure of 50 at the maximum size.
- Stainless steel contract force coil spring balance system, along with the contoured extruded lift rails molded into the sash, allows the sash to raise and lower smoothly for trouble-free operation.
- Impact-resistant KeepSafe Maximum glass features a durable interlayer that is extremely difficult to break through and also filters up to 99% of the sun’s ultraviolet rays.
We offer a FREE upgraded glass package!
Optional ProSolar® Shade is an advanced spectrally selective glass that blocks damaging UV rays while allowing desirable light into the home. It’s the ultimate in solar heat control, visibility, and energy savings. Karoly Windows & Doors we will upgrade your double hung windows at no additional cost!
Click here to read our comparison article: Simonton vs. PGT
Double Hung Window Specifications
- Double hung windows are available with a radius top, arch top, or proview/oriel/cottage sash.
- Various balance systems for large, small and heavy sashes ensures effortless operation
- Constant Force or Spiral Balance system and ComfortLift handles
- Removable sash design allowing for easy cleaning or warranty replacements
- Exceptional Strength with welded sash corners, SecureConnect corner keys and aluminum interlock for larger windows with higher design pressure.
Warranty for PGT Vinyl Double Hung Windows
- Lifetime warranty on the frames
- Insulating glass component has a lifetime warranty
- 10-year warranty on laminated glass component


























