Engineering tools

Tools that calculate, not explain

Every tool here returns a number or a list you put into a real submission — no theory. Open with no account unless stated.

🧮Compliance

Facility requirements calculator

Start from your activity or facility type and get the steps, cost, duration and applicable sectors.

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📄Compliance

Compliance blueprint (PDF report)

A signed reference-ID report separating the administrative from the engineering track, ready to print and share.

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📋Compliance

Facility readiness checklist

Interactive items to work through before applying for the safety certificate.

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🚿Plumbing

ADPC pipe & fixture unit sizer

Aggregate DFU and WSFU and get the main drainage size, supply flow rate and supply pipe size.

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💧Estidama

Estidama water reduction

Compare the fixtures you specified against the baseline and check whether the credit minimum is met.

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🗂️Technical office

Material approval (MAR) checklist

The documents each approving route requires, each with the reason a submission is returned without it.

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🏗️Tracking

My facilities & renewals

Save your facilities, track each step and record approval expiry dates to receive advance alerts.

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These tools apply the tables and standards they were given and show the source of each table. The competent authority judges the submission against the edition in force.