http://www.housemaintenanceguide.com/residentialpatiodooroptions.php has some information on the types of patio doors that can be installed in the home.
Beautiful design, smooth operation. Featured: Essence Series® French Sliding Door.
Architect Series Multi-slide Patio Door | Pella
Aluminium Sliding Patio Doors Lowest Prices
a set of bifolding doors in grey aluminium closed and looking from the outside
Easi-Slide OP1 White Shaker 1 Pane Sliding Door System in Four Size Widths with Clear Glass and sliding track frame.
Luxury self-catering cottage in Burford, Luxury Cotswolds Cottage
Mirrors inside the spray painted frame sliding doors wardrobe
Steel Pocket Sliding Doors - mediterranean - patio - orange county - by Euroline Steel Windows
MHWorkshop Architects :: Vale Farm Contemporary Barn Conversion :: Cotswolds :: Gloucestershire