The Boiler Glow-Worm System Estimating Calculator calculates the Labour and Material required to fit and connect Glow-Worm system boilers.

Enter the number of Glow-Worm system boilers required alongside the appropriate Worksheet to estimate the following items:

  • Boilers
  • Flue kits
  • Plus all labour associated with fitting the above

This Estimating Calculator is not linked to the Specifications.