Catalogue 4 November 2023 - Copy - Flipbook - Page 31
Window and Door Cills
1. Identify the cill size for a window and door if required.
STUB: Usually 80mm of
cill. 70mm underneath
the frame with 10mm of
STANDARD: Usually
150mm. 70mm
underneath the frame
LONG: Usually 180mm.
70mm underneath the
frame with 110mm of
2. Identify the threshold required for a door,
this will sit on top of the cill if there is one. Also
available as a wheelchair threshold compliant
with Approved Document M.
Standard Full Frame
(UPVC)
Usually 70mm
Low UPVC
Usually 50-60mm
Visit: www.miranda.co.uk
Measuring Guides > Window and Door
Window and Door Cills
Low Aluminium
Usually 15-25mm
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