Charterhouse

An Enchanting Wood Look without the Upkeep

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An Enchanting Wood Look without the Upkeep
The Charterhouse model is constructed using Martin’s innovative Walnut Woodgrain flat-panel base door and composite wood overlays. The final creation is a one-of-a-kind garage door that has the beauty of wood, but is also low-maintenance.

i4 Overlay + Steel + Insulation + Steel
For the toughest, energy-efficient door, this steel door includes superior eco-friendly insulation plus a layer of steel for a finished interior look and added strength.  This construction provides a fully insulated R14 value.

  • 2” thick door construction
  • Eco-friendly insulation with heavy-gauge continous white steel-backing
  • Excellent energy efficient
  • Very quiet operation