Grabill’s luxury exterior folding door systems accommodate multiple panels for large expanses, creating a truly seamless transition between indoor and outdoor spaces. When closed, these premium bifold exterior doors create a formidable barrier against the elements. Door panel configurations are as specified with in-swing or out-swing operation. Folding doors are also available in aluminum clad and bronze-clad.
Wood species are project specified. Multiple wood and split species available. Grabill uses Smartwood FSC certified Mahogany and Eucalyptus and sustainable lumber when ever possible. Engineered Douglas Fir laminated cores are also FSC certified with low *VOC emissions. All of our lumber is kiln dried to a moisture content of 6-8% at the time of fabrication.
Knotty Alder, Cherry, Spanish Cedar, Mahogany, Walnut, Sapele, Douglas Fir, Teak, White Oak, Ponderosa Pine, Eucalyptus, Cypress