Why older-building surveys need more attention
In existing structures, clear opening dimensions, reveal runs and junction conditions often do not match standard assumptions. Small measurement errors can mean orders do not fit or extra work is needed on site.
So window surveying in older buildings should never rely on a single dimension. What matters is combining several measuring points, visual checks, photo documentation and clear assignment to the job.
What you should always record in older buildings
- • Width at top, middle and bottom
- • Height at left, middle and right
- • Depth and run of the reveal
- • Junction joints, shutter boxes, internal and external junctions
- • Issues such as settlement, plaster damage or uneven meeting rails
- • Photos with markings for critical points
Typical mistakes in older buildings
Only noting the smallest or largest dimension
Without several measuring points it stays unclear whether the opening is tapered, distorted or broken out.
Keeping specifics only in your head
Missing notes on junctions and plaster edges lead to later queries and wrong assumptions.
Photos without assignment
If images are not clearly tied to the position later, they only help quotes and installation to a limited extent.
Clarifying renovation details too late
Especially in existing buildings it should be clear early which dimensions are firm and which still need coordination.
Recommended workflow
- Create and name the position unambiguously.
- Capture several measuring points instead of single values.
- Document anomalies immediately as note and image.
- Mark unclear spots in the dataset instead of leaving them open.
- Only then trigger export, quote or ERP handover.