Custom Kitbuildrs.

Let our flat roof kitbuildrs calculate everything you need

We've developed a range of online calculators to support the roofing systems we stock. It only takes a few minutes to punch in your size and requirements before our kit builder can calculate the cost of all the materials required. When you're happy to order, just one click will get all those materials added to your basket for you, so you can checkout quickly too!

It really only takes a few minutes and you can rest assured that we'll supply all the correct materials and quantities required for your project! to get started just pick a roofing system below, and if you're not yet sure which is best for your roof you can compare all our flat roof systems first.

ClassicBond Calculator

  • No Joining Required - Delivered In One Piece
  • Ideal For Small To Medium Domestic Roofs
  • Our Most Popular Roofing Solution
  • Quick & Easy To Install
  • Cold Application Using Adhesives

ClassicBond Calculator

Resitrix Calculator

  • Ideal For Commercial & Complicated Roofs
  • Overlay System That’s Suitable For Most Substrates
  • Self-Adhesive & Reinforced Membrane
  • Suitable For Light Foot Traffic
  • Heat Welded Application Using An Electrical Heat Gun

Resitrix Calculator

ClassicBond Pro Calculator

  • Ideal For Large Domestic & Commercial Roofs
  • Overlay System That’s Suitable For Most Substrates
  • Fleeced Reinforced Membrane
  • Cold Application Using Adhesives
  • Supplied in 1.5m wide rolls

ClassicBond Pro Calculator

Arboflex Calculator

  • Perfect For Complicated Domestic Roofs
  • Roller Application Liquid Roofing System
  • Overlay System That’s Suitable For Most Substrates
  • No Mixing - Use Straight Out Of The Tin
  • Suitable For Both Flat & Low Pitched Roofs

Arboflex Calculator

Flexitec 2020 Calculator

  • All-Rounder - Suitable For Both Domestic & Residential Roofs
  • Less Prone To Cracking Due To Flexible Consistency
  • Overlay System That’s Suitable For Most Substrates
  • Suitable For Heavy Foot Traffic Providing Extra Reinforcement Is Applied
  • Roller Application Liquid Roofing System

Flexitec 2020 Calculator

GRP Roof 1010 Calculator

  • Ideal For Small To Medium Domestic Roofs
  • New Boards Required For Installation
  • Roller Application Liquid Roofing System
  • Suitable For Heavy Foot Traffic Providing Extra Reinforcement Is Installed
  • Seamless Finish

GRP 1010 Calculator

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