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Oil Boilers
Grant Vortex Utility
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Grant Euroflame Boiler House
Flues
EZ Fit Internal Low Level Balanced Flue (yellow system)
EZ Fit Blue Single Wall Flue Kit
EZ Fit Flue Internal High Level Balanced Flue (White System)
EZ Fit Flue Internal Vertical Balanced Flue (White System)
EZ Fit Vertical Conventional Flue (Orange System)
EZ Fit External Flue (green system) for outdoor boilers
Air Source Heat Pumps
Grant Aerona³ R32 Air Source Heat Pump Range
Grant Aerona³ Accessories
Grant Multiple Package Solutions
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Grant High Performance Cylinders
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Grant Solar Thermal
Grant Solar Thermal Accessories
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Biomass Flue System for Spira and Vecta Boilers
Grant Spira Pell
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Grant Vortex Mag One Magnetic Filter
G1000 Inhibitor
Fire Valve
Integrated Heating Packages for New builds
Package 1 Example – Heat pump, cylinder & underfloor heating.
Package 2 Example – Heat pump, Cylinder, underfloor heating & aluminium radiator combination
Package 3 Example – Heat pump, cylinder & aluminium radiators.
Package 4 Example – Heat Pump & cylinder
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Products
Oil Boilers
Grant Vortex Utility
Grant Vortex External
Grant Vortex Boiler House
Grant Vortex Indoor Combi
Grant Vortex Outdoor Combi
Grant Euroflame Indoor
Grant Euroflame Outdoor
Grant Euroflame Boiler House
Flues
EZ Fit Internal Low Level Balanced Flue (yellow system)
EZ Fit Blue Single Wall Flue Kit
EZ Fit Flue Internal High Level Balanced Flue (White System)
EZ Fit Flue Internal Vertical Balanced Flue (White System)
EZ Fit Vertical Conventional Flue (Orange System)
EZ Fit External Flue (green system) for outdoor boilers
Air Source Heat Pumps
Grant Aerona³ R32 Air Source Heat Pump Range
Grant Aerona³ Accessories
Grant Multiple Package Solutions
Cylinders
Grant High Performance Cylinders
Grant Pre Plumbed Cylinders
Grant Integrated Unit
Underfloor Heating
Uflex Underfloor System
Uflex System Controls
Afinia Radiators
Afinia Radiators
Solar Thermal
Grant Solar Thermal
Grant Solar Thermal Accessories
Biomass Boilers
Grant Spira
Biomass Flue System for Spira and Vecta Boilers
Grant Spira Pell
Spares
Grant Boiler Part Spares
Accessories
Grant Vortex Mag One Magnetic Filter
G1000 Inhibitor
Fire Valve
Integrated Heating Packages for New builds
Package 1 Example – Heat pump, cylinder & underfloor heating.
Package 2 Example – Heat pump, Cylinder, underfloor heating & aluminium radiator combination
Package 3 Example – Heat pump, cylinder & aluminium radiators.
Package 4 Example – Heat Pump & cylinder
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Oil Boilers
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News
GRANT Wins ‘Best Renewable Energy Product’
Grant Back Boiler Makes a Comeback!
Full Range of Spare Parts for Boilers Now Available
New Flueing Options for Installers
Grant EZ-Fit Compliant with CE Standard For Flues
Non Condensing Boilers No Longer Available
Stephen Grant Receives Industry Achievement Award
Installers Information Evening in Newcastle
Belfast SelfBuild Show
Grant Win Top Prize at SEAI Energy Show 2015
Balmoral Show 2016
Plumb Power and Heat Expo, Belfast
Think Boilers, Think Prizes, with GRANT!
Win a Volkswagen Transporter Van!
GRANT Scores a Hat-trick at Top Industry Awards
Why Grant? Ask Which?
Grant Showcases Award-Winning Boiler Range in France
Self Build Live Belfast Exhibition Marks Successful Start to 2018 for Grant
Grant Roadshow Visiting Merchants Throughout Northern Ireland
Grant Oil Boilers Champion EU Compliance
Grant Launches Dedicated Aerona3 Air Source Heat Pump Website
Grant Training Academy Champions Industry Development
Swimming Pool Boiler – New build, Co Tyrone
GRANT NI Vortex Boilerhouse | The leading boiler for schools
Showcasing Innovative Technology at the Self-Build Live, Dublin and The Ploughing
Grant set to unveil entire Aerona3 R32 air source heat pump range at 2019 National Ploughing Championships
Grant offers Multiple Package Solution
Helping you with your boiler upgrade
Add a little green energy to your home
Add a touch of efficiency to your home
Oil continues to be the cheapest way to heat your home
40 Years of Engineering Excellence
Building a new home?
Benefits of home heating oil
When is the time to upgrade your boiler?
Get the most out of your boiler this winter
Purchasing a new boiler?
A+++ Aerona3 R32 air source heat pump range now available
The only oil boiler manufacturer to achieve Which? Best Buys for three years running
Grant’s Training Academy dates announced
Grant Aerona3 R32 13kW and 17kW air source heat pumps achieve Quiet Mark recognition
Grant launches new product lines
Grant launches new Uflex Underfloor Heating
Official opening of our newly expanded facilities
New hybrid technology – EVOLINK
Showcasing innovative technology at our first trade show of 2020 – Self Build Live, Belfast
SAFETY ADVICE FOR INSTALLERS & SERVICE ENGINEERS
Your Questions Answered
Save time and maximise efficiencies with our Home Heating Design Service
Grant Tech Talk webinar series launched
Product Spotlight - Solar Thermal
Grant’s latest Training Academy dates announced
Why you should choose an air source heat pump to future-proof your home
Our award-winning Vortex range is now Biofuel compatible
Sustainable Technologies – The future of Home Heating
The ‘hidden’ benefits of installing Uflex underfloor heating
Grant is helping to advance the deployment of renewables in the UK & Ireland
Grant launches new neoApp as part of neoHub controls system
Grant launches new Integrated Unit
Aerona³ heat pump range offers exceptional home heating efficiencies at low temperatures
Choosing the correct boiler for your home
A guide to the Grant hot water cylinder range
Grant announces sponsorship of golf star Tom McKibbin
Grant invests over £200k in R&D to support drive for biofuel to heat homes
Simple steps to ensure your home is heat pump ready
Merchant installs Grant Aerona³ R32 heat pump to heat showroom
2021 Round Up
Grant leads the way to Innovation success
Grant joins Octabuild
Grant announces streamlining of oil boiler ranges
Grant Vortex Module Update
Grant Aerona³ R32 air source heat pump wins prestigious industry award
Grant launches new Spira Pell Boiler
Important changes to Building Regulations in Northern Ireland
HVO biofuel Grant Vortex wins ‘Innovative Product of the Year’ at Northern Ireland Plumbing & Heating Awards 2022
2022 Round Up
Brand-new Grant EZ-Fit Flue Guide for Grant Vortex and Euroflame Boilers launched
Reillo Flame Sensor Connection Update Announced
First home in Northern Ireland to be heated with HVO biofuel
Highlights from 2023
Two new training courses added to the Grant eLearning Academy
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Knowledge Hub
Tips & Advice
The ‘hidden’ benefits of installing Uflex underfloor heating
Why you should choose an air source heat pump to future-proof your home
Choosing the correct boiler for your home
A guide to the Grant hot water cylinder range
Save time and maximise efficiencies with our Home Heating Design Service
Simple steps to ensure your home is heat pump ready
Top tips to save money using your heat pump
How an integrated heating package will benefit your home
Adding smart heating controls to improve home heating efficiencies
Combining technologies to maximise the benefits of your home heating system
New Year, New Home? Let us guide you through your home heating journey.
Benefits of installing Grant Uflex Underfloor Heating
How much does Underfloor Heating cost?
Benefits of installing a Grant Solar Thermal System
Top Tips to keep your home heating efficient during the Winter months
Is it time to upgrade your boiler?
Top tips to keep your heat pump operating at optimum efficiency
How to heat your new build home
Does Grant offer training opportunities?
The importance of correctly sizing your heat pump for your property
How do I calculate how much underfloor heating is needed in my home?
The importance of getting your air to water air source heat pump serviced
Professional Home Heating Design & Specification by Grant
A conversation with Stephen Grant
Why are heat loss calculations so important when choosing your home heating system?
How Grant is setting the highest standards in Home Heating Design and Aftercare
How Grant home heating technologies are contributing to reducing carbon emissions in Irish homes
How your new-build home could benefit from Grant Uflex Underfloor Heating
Education Area
What is biofuel?
What is an air to water air source heat pump?
What is a condensing oil boiler?
What is a hot water cylinder?
What is underfloor heating?
What are aluminium radiators?
What is solar thermal?
What is a wood pellet boiler?
What are smart controls?
What are fan convectors?
What is weather compensation?
First home in Northern Ireland to be heated with HVO biofuel
The Grant House
Case Studies
Semi-detached home in Portmarnock receives a heating upgrade
Renovation and upgrade project in Birr, Co. Offaly welcomes new Aerona³ R32 air to water air source heat pump
New build home in Athlone installs Grant Aerona³ heat pump in a bid to increase sustainability
Modern New Build Project in Westport installs a Grant Integrated Heating Package
Impressive Westport new build installs two Grant Aerona³ heat pumps
A self-build in Offaly has turned into a sustainable, dream home thanks to Grant integrated heating solutions
A beautiful new build bungalow in Clareen is the perfect A rated energy efficient home
Co Offaly new build installs a sustainable Grant Integrated Heating Package
10kW Grant Aerona³ R32 heats the Treacy family home
Exclusive Co. Down new build benefits from Grant Integrated Heating Package
Modern Coastal Self-Build in Co. Antrim Benefits from Grant Integrated Heating System
Co. Down home benefits from sustainable heating technology
FAQs
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Glossary
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