Onecall Electrical and Plumbing SEAI Registered Solar PV Installer in Cork
Contact: Diarmuid Casey
Grant figures confirmed against SEAI
SEAI-registered Onecall Electrical and Plumbing Serving Cork and Surrounding Areas
Onecall Electrical and Plumbing is an SEAI-registered solar PV installer based in Cork, covering Cork city, Carrigaline and homeowners across the county. Registered with SEAI for solar pv panels, they can carry out grant-eligible work and process your SEAI grant application directly, so you deal with the installer rather than a middleman.
Based in Cork, Onecall Electrical and Plumbing serves homeowners across the county including Cork city, Ballincollig, Carrigaline, Midleton, Mallow, Bandon, Cobh, Fermoy, Kinsale and Macroom. Whether you are in Cork city, Carrigaline or anywhere across Cork, get in touch to discuss your renewable heating project.
Renewable heating upgrades supported by the SEAI grant scheme are open to homeowners right across Cork, whether you are replacing an ageing oil or gas boiler, adding solar, or planning a full home energy upgrade.
Send Onecall Electrical and Plumbing an enquiry
Describe your job once. It goes straight to Onecall Electrical and Plumbing, an SEAI-registered installer in Cork — no lead-selling, no middleman.
Onecall Electrical and Plumbing, Common Questions
Is Onecall Electrical and Plumbing SEAI-registered?
Yes. Onecall Electrical and Plumbing appears on the official SEAI registered contractor database for solar PV panel installation in Cork, which is what allows them to carry out grant-eligible installations and process your SEAI grant application.
How do I get a quote from Onecall Electrical and Plumbing?
Contact Onecall Electrical and Plumbing directly using the phone number on this page. Nothing goes through us, there is no booking fee, and your details are not passed to anyone else or sold on.
What areas does Onecall Electrical and Plumbing cover?
Onecall Electrical and Plumbing is based in Cork and takes work across the county, including Cork city, Ballincollig, Carrigaline, Midleton, Mallow, Bandon, Cobh, Fermoy, Kinsale and Macroom. Most installers cover their whole county rather than one town, so it is worth confirming your own address when you call.
Does Onecall Electrical and Plumbing only do solar PV panel installation?
On the SEAI register they are listed for solar PV panel installation. They may well do other work, but solar PV panel installation is the measure their registration covers, so it is the one they can process a grant for.
Should anything be done before the installation?
Insulation comes first on any home energy upgrade. A well-sealed house needs a smaller system and runs at a lower cost, and attic and wall insulation carry SEAI grants of their own. Ask about the fabric of the house when you speak to Onecall Electrical and Plumbing.
What grant can I claim on work by Onecall Electrical and Plumbing?
Because they are on the SEAI register, work carried out by Onecall Electrical and Plumbing is grant-eligible. SEAI pays up to €1,800 for solar panels as of July 2026. The installer applies on your behalf and you pay the balance after the grant is deducted.
The Other Trades a Cork Retrofit Needs
A renewable heating upgrade rarely happens on its own, and the order the work goes in decides what it costs. These are SEAI-registered trades covering Cork on our sister sites, each one worth lining up before the heating work starts rather than after.
- While the scaffolding is up Roofers in Cork If external wall insulation is going on, the scaffolding is already up and paid for. That is the cheapest time to deal with the roof, and solar panels want a sound roof under them.
- Alongside the installation Electricians in Cork A heat pump needs its own supply and isolator, and solar panels need the inverter tied into the consumer unit and the ESB notification handled. Both are electrician work.
This Installer Can Process Your SEAI Grant
Onecall Electrical and Plumbing is registered with SEAI, which means they can manage your grant application as part of the installation process. The SEAI heat pump grant covers up to €12,500 (as of July 2026) of the installation cost. You pay the net amount after the grant is deducted, and your installer handles the paperwork.