Folding patio door 335

aluminiumdouble-glazedtriple-glazed

The 335 Folding Door (formally Centor C1) is Centor’s most affordable thermally-improved aluminium folding door, with robust, square-cut corner construction. Available in both inward and outward opening configurations, the 335 is a bottom-rolling system, perfect for use in a renovation or conservatory where a structural beam is not required. Like all Centor doors, the 335 Folding is engineered to last a lifetime – featuring our superior paint process along with smooth, fingertip operation. Aluminium in a range of RAL colours. Bottom-rolling carriers feature self-cleaning wheels. Tamper-proof hinge flaps are fixed in the edge of the stile. Choice of sills available, including compact, easy access, low outward, low inward and flat. Intermediate panels are secured in one easy movement with the Centor Twinpoint lock. Double or triple glazing available. Features Easy locking The Centor Twinpoint lock is simple to use, with an elegant central handle operating concealed top and bottom bolts to secure panels in one easy movement – no bending or reaching to unlatch tricky bolts. Our Twinpoint lock is available keyed or non-keyed, depending on your preference. Performance Weather tests The following performance levels were achieved when tested in accordance with BS 6375 - 1:2009. Air permeability - Class 2 Water tightness - Class 7A Resistance to wind load - Class A3 Thermal The following thermal performance results were achieved in third party testing: Double glazed: U = 1.7w/m2k Triple glazed: U = 1.3w/m2k