opening space, bi-fold doors are
available from 2 to 6 panes in a variety
of opening sequences to suit your
needs. Larger styles can incorporate
for day to day practical use.
improved operation.
incorporating anti-lift bolts and hooks to the
main sash, folding sashes include multi-point
perimeter gearing to lock and seal sashes
to frame.
opening area is at a premium as the
sashes do not encroach into the
surrounding space.
patio doors can even be supplied
with a midrail to include a letterplate
if required.
performance and operational and strength
characteristics as specified in British Standard
BS6375 Parts 1 and 2.
incorporating anti-lift bolt and one piece keep.
performance and operational and strength
characteristics as specified in British Standard
BS6375 Parts 1 and 2.
to 6 panels with various opening combinations.