The Boiler Glow-Worm Combi Estimating Calculator calculates the Labour and Material required to fit and connect Glow-Worm combi boilers.
Enter the number of Glow-Worm combi 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.