
Gorilla Heat Ltd provide fast, Gas Safe boiler repairs across Brigg and the surrounding areas.
If your boiler has stopped working, is flashing warning lights, or showing a fault code like EA, F22, E119 or F1, it usually means a component has failed or the system needs professional attention.
Ignoring boiler error codes can lead to:
No heating or hot water
Repeat boiller lockouts
Costly damage if left unresolved


We repair boiler fault codes, across all major brands, including, but not limited to:
Worcester Bosch boiler error codes (EA, E9, ER, A1)
Vaillant boiler fault codes (F22, F28, F29)
Ideal boiler error codes (F1, F2, F4)
Baxi boiler fault codes (E119, E133, E168)
Glow-worm boiler errors (F22, F28, F29)
Potterton boiler fault codes (E133, E119)
Viessmann boiler error codes (F2, F4, F5)
If your boiler brand or code isn't listed, we can still help.
If your Worcester Bosch boiler is showing an error code such as EA, E9, A1 or ER, it usually means ignition failure, overheating, or pressure issues.
Our Gas Safe engineers regularly fix:
Low pressure faults
Overheating shutdowns
Repeated reset failures


An Ideal boiler error code such as F1, F2 or F4 usually means pressure loss, ignition failure, or fan issues.
We fix:
Boiler lockouts
Pressure-related shutdowns
Fan and airflow faults
Seeing a Vaillant boiler error code like F22, F28 or F29? These faults often stop heating and hot water completely.
We diagnose and repair:
Low water pressure faults
Ignition and flame failure
Gas supply and sensor issues


Common Baxi boiler error codes like E119, E133 and E168 indicate pressure faults or ignition failure.
We help with:
Low system pressure
Flame detection issues
Control board faults
Potterton boiler faults such as E133 or E119 commonly cause complete boiler shutdowns.
We provide:
Rapid fault diagnosis
Safe repairs
Long-term solutions


If your Glow-worm boiler shows F22, F28 or F29, it often won’t restart without professional repair.
Our engineers resolve:
Pressure drops
Ignition problems
Faulty sensors
A Viessmann boiler error code like F2, F4 or F5 often requires specialist knowledge.
We repair:
Sensor failures
Overheat shutdowns
Burner and ignition faults

From your first call to completion of the job, we make solving your boiler problems simple and hassle-free. Plus, when you choose us, you’re working with a highly recommended local business.

We explain the problem in plain language with no pressure to oversell.

100% recommended review on Facebook and Google

We have agreed pricing all on emergency and non emergency jobs.

We arrive on time, protect your home, and clean up thoroughly before we leave.

If you have an emergency across , we will dispatch an engineer ASAP.

We stand by our work with long-term support.
Brigg and surrounding areas
