QUAD Window & Door System


Quad®  Max:

Part #: 2445634
Description: Quad Max Clear
Case: 12

Part #: 1868684
Description: Quad Max White
Case: 12



Quad®  Foam:

Part #: 1866185
Description: Quad Foam - Window & Door
Case: 12



Quad®  Butyl Flash:

Part #: 1532159
Description: 6 in x 75 ft Butyl Flash Tape Roll 
Case: 8

*More colors and sizes available upon request


The OSI® QUAD® Window and Door System is designed to stand up to anything Mother Nature can throw at it. Recommended by leading building material manufacturers and backed by a 15-year limited warranty,* the flashing system provides everything contractors need for both residential and light commercial installs. Combined with expert training and jobsite support, The QUAD Window and Door system lets you be at your best even when Mother Nature’s at her worst. 


  • Fully-compatible system of products
  • Backed by 15-year limited warranty*
  • Supported by installer training and formal certification program
  • Technical service experts help with protocol development and install testing
  • Recommended by top building material manufacturers

Available sizes: