Online Tools

Rainwater drainage calculators

Our online tools have been designed with simplicity in mind removing the need for any prior specialist industry knowledge. The tools guide the user step by step allowing fast and simple roof drainage design whilst ensuring full compliance with BS EN12056-3 rainwater drainage design standard. Upon completion, a full set of rainwater drainage design calculations are provided confirming the suitability of products.

Estimating Tool

Produce instant list value estimates for all your Marley Alutec product requirements.

NBS Specification Tool

Produce NBS Specification documents for a wide range of aluminium rainwater and eaves products.

Requirements List
Requirements List

Add product qty and all relevant information to your requirement list ready to send for an estimate

  • X
Request an Estimate Remove All

Welcome to Alutec

Alutec is the UK leader in innovative aluminium rainwater and eaves drainage solutions.

Did you know your Internet Explorer is out of date?

To get the best possible experience using our website we recommend that you upgrade to a newer version or other web browser. A list of the most popular web browsers can be found below.

Just click on the icons to get to the download page

If you understand that your browser is inadequate but you still wish to view the site click here