



*Please note your email address will be shared with Which? for verification
If you’re a Which? Subscriber (including Access, Digital, Magazine, Tech Support, Money, Gardening, or Travel memberships), you can take advantage of our exclusive £750 discount on a fixed-price solar PV installation.
This limited-time offer includes:
Discounted Solar PV package installation for Which? Subscribers.
Assessment and installation carried out by 1st Call Gas Electrical Team.
The opportunity to add battery storage or vehicle charging points at an additional cost.
Service contract directly with 1st Call Gas Services Ltd – Which? is not a party to the contract but supports the offer.
Availability is subject to suitability checks and 1st Call Gas Services Ltd terms and conditions.
Please note: The offer ends 30th September 2026 and may be withdrawn at Which?’s discretion.

We provide our Which? Membership offer across a wide range of areas, including:
Yorkshire (North & South) · Derbyshire · Lancashire · Cumbria · Merseyside · North & Mid Wales · Lincolnshire · East Midlands · West Midlands · Nottinghamshire · Cheshire
Other areas may be considered upon enquiry - contact us to find out if your home is eligible.
✓ Proline Black Aluminium Fixing Rail & Accessories
✓ Full Installation & Commissioning
✓ DNO G98 Application
✓ Full MCS/HEIS Registrations
✓ 2 Year HEIS Insurance Backed Guarantee
✓ Includes Access Scaffolding
✓ Excludes Battery Storage Equipment
✓ From £7,600 Survey dependant
✓ Various finance options available to suit all budgets
✓ £750 Discount for Which Trusted Consumers

If you’re a Which? Subscriber (including Access, Digital, Magazine, Tech Support, Money, Gardening, or Travel memberships), you can take advantage of our exclusive £750 discount on a fixed-price solar PV installation.
This limited-time offer includes:
- Discounted Solar PV package installation for Which? Subscribers.
- Assessment and installation carried out by 1st Call Gas Electrical Team.
- The opportunity to add battery storage or vehicle charging points at an additional cost.
- Service contract directly with 1st Call Gas Services Ltd – Which? is not a party to the contract but supports the offer.
Availability is subject to suitability checks and 1st Call Gas Services Ltd terms and conditions.
Please note: The offer ends 30th September 2026 and may be withdrawn at Which?’s discretion.


We provide our Which? Membership offer across a wide range of areas, including:
Yorkshire (North & South) · Derbyshire · Lancashire · Cumbria · Merseyside · North & Mid Wales · Lincolnshire · East Midlands · West Midlands · Nottinghamshire · Cheshire
Other areas may be considered upon enquiry - contact us to find out if your home is eligible.
Typical System Costs
✓ Proline Black Aluminium Fixing Rail & Accessories
✓ Full Installation & Commissioning
✓ DNO G98 Application
✓ Full MCS/HEIS Registrations
✓ 2 Year HEIS Insurance Backed Guarantee
✓ Includes Access Scaffolding
✓ Excludes Battery Storage Equipment
✓ From £7,600 Survey dependant
✓ Various finance options available to suit all budgets
✓ £750 Discount for Which Trusted Consumers
*Please note your email address will be shared with Which? for verification
Fill out the form now and book your solar consultation today.
Fill out the form now and book your solar consultation today.
Which? Trusted Traders customer reviews summary
5.0
★★★★★
Based on 254 reviews
Customer Service 5.0
★★★★★
Quality 5.0
★★★★★
Value 4.9
★★★★★

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