thermline

Heat-pump planning softwareFor owners of heating/plumbing firms with 2-15 people

Every room.The right heat.

Survey each room on your phone, then
calculate the heat load, size the pump
and send a quote.

Start your free trial

Your next house starts here

A free 30-day trial. No credit card.

Fictional example. This form works locally and sends no data.

30 days free. No credit card.

Illustrated cutaway house with individual rooms, windows and an outdoor heat pump. An orange planning route connects them.
The planning route, room by room.Illustration
From the site visit to the signed quoteHeat-load method follows EN 12831

One continuous workflow

The house is your
starting point.

For heating and plumbing firms with 2-15 people. Keep the survey, heat-load calculation, sizing and quote in one job.

Select a step to highlight its illustration
Survey on siteStep 1 of 4
Room sizes. Windows. Insulation.Workflow illustration
Calculate each roomStep 2 of 4
A heat-load calculation for each room.Workflow illustration
Size the heat pumpStep 3 of 4
A recommended heat-pump size.Workflow illustration
Prepare the quoteStep 4 of 4
A quote the customer can sign.Workflow illustration

The details start in the house.
The plan follows them through.

Try it on your next job

From calculation to conversation

A plan you can
put in hand.

Give your customer a PDF quote they can sign. Keep a CSV of every room for your job records.

PDF
The quote, ready for your customer.
CSV
All rooms, ready to export.
Room dataCSV
QuotePDF
Illustration

Heat-load method

Room by room.
EN 12831.

Room sizes, windows and insulation come from your on-site survey. Room-by-room heat-load calculations follow the EN 12831 method.

Room sizesWindowsInsulationRoom inputs, connected. Illustration.

Simple monthly plans

Room for
your business.

Working solo or working as a team.
Start with a free 30-day trial. No credit card.

Solo

For the solo installer

EUR49/ month

Your house survey, calculation, sizing and quote in one workflow.

Try Solo free

Team

Up to 5 users

EUR129/ month

The same complete workflow, with room for your team.

Try Team free
Included in both plans

On-site survey, room-by-room heat load, pump sizing, PDF quote and room CSV.

Take the next house from survey to signature

Your next job.
A clear plan.

Start your free trial