Important Disclosures
These calculators produce planning estimates only.
They do not constitute structural, building, plumbing, or
electrical advice, nor a building-permit sign-off or proof of
National Building Code (NBC) compliance. Results are derived from
your inputs and Canadian trade defaults — they do not account for
site conditions, provincial and municipal code amendments,
regional pricing, supplier minimums, or unique construction
constraints.
BuildMetricLab is a planning aid. We are not licensed contractors,
architects, or building officials. For structural, plumbing, gas,
electrical, drainage, or code-compliance matters (the National
Building Code of Canada, your provincial building code, and CSA
standards), consult a suitably licensed professional — a
P.Eng. structural engineer, licensed plumber, licensed gas
technician, or licensed electrician as applicable — before
committing to work.
BRIGHTSCALE LABS LIMITED (ENGLAND AND WALES)
BuildMetricLab is operated by Brightscale Labs Limited, a UK company
building free, high-quality educational calculators for the
construction trade and self-builders. All tools are provided
for planning and educational purposes and do not replace
professional consultation.
Registered office:
8 Flay Field, Tithebarn, Exeter, England, EX1 3YA.
Company Registration Number: 16990009.
This site collects no personal data, sets no cookies, and runs
no analytics. Calculations happen in your browser only —
inputs are never sent to a server.