Make sure that what is going on the roof will actually do the job.

Our Calculators currently include;
• Flow Rate
• High Capacity Sump
• Sump & Side Overflow
• More planned

Performing calculations is one thing, but organising them is another beast.

Our Job Vault allows you to create jobs and save calculations to them so you can do an entire estate if required.

Design changes? No problem! Go back to a previous calculation and change only what you need to, don't do it all again.

You don't need be a math genius to do this stuff anymore.

Access calculator tutorials and guides, real world examples of how to use these tools and why, FAQs for our most common questions.

We are on stand-by for any and all questions you may have. We are here to help and are constantly looking for ways we can improve your experience and your end results.