Free calculators and customisable notes packs for site visits, design meetings, workshops, surveys and coordination work. Use them in the browser, print them or save them as PDF.
Add your own logo if you want one, choose the paper and number of pages, decide where actions go, then print or save the finished pack as PDF.
A compact meeting header followed by proper writing space. Choose ruled, 5 mm engineering grid or blank pages, then capture actions on the page or in a register at the back.
One builder for site visits, design meetings, workshops, surveys, coordination sessions or general project notes, with optional photo/drawing references and follow-up actions.
Search 22 transparent calculation aids across electrical, mechanical, HVAC, plumbing, drainage and general MEP work.
Convert electrical input power in kW to line current for a single-phase circuit using voltage and power factor.
Open calculator →Convert electrical input power in kW to line current for a balanced three-phase load using line-to-line voltage and power factor.
Open calculator →Complete the power triangle from kW and power factor, kVA and power factor, or kW and kVA.
Open calculator →Calculate primary and secondary full-load current from transformer kVA rating and winding voltages.
Open calculator →Calculate steady-state fabric heat transfer through one building element from U-value, area and temperature difference.
Open calculator →Calculate mass and volume flow from thermal duty, flow/return temperatures and user-entered fluid properties.
Open calculator →Calculate required airflow from a chosen air-change rate or determine air changes from airflow and room volume.
Open calculator →Calculate theoretical circular diameter or rectangular dimensions from airflow and target air velocity.
Open calculator →Calculate fall from length and gradient, gradient from length and fall, or an end level from a starting level.
Open calculator →Convert common building-services units for power, energy, airflow, water flow, pressure, temperature, length, area, volume, velocity and illuminance.
Open calculator →MEP Visit is the practical resource side of WalkRound. The software products remain separate so you can use the free material without signing up for anything else.
Capture observations, actions, photographs, RFIs, checks and plan locations offline, then issue PDF reports and action registers.
Get WalkRound Site InspectionA project-focused notebook for handwriting, PDFs and actions. More details will be published when it is ready for public testing.
Have a repetitive MEP task that would make a useful free calculator, checklist or template?
MEP Visit calculators, templates and guidance are free to use. If a resource has saved you time, you can make an optional one-off support payment towards developing more free MEP resources.
You choose the amount from £2. No subscription. Payment page provided by Stripe.