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Business Details
47 Years
experience
Your Trusted Plumbing and Heating Experts in Ambleside
Established in 1979, Magennis Plumbing & Heating has built a reputation as a trusted family-run business serving the Lake District and South Cumbria. Our team combines decades of hands-on experience with a commitment to quality craftsmanship, delivering tailored plumbing and heating solutions for domestic and commercial clients. Specialising in traditional and modern systems, we pride ourselves on understanding the unique challenges of historic buildings while embracing renewable technologies.

Led by Billy and Karen Magennis, supported by a skilled team including Gas-trained engineers and apprentices, we prioritise transparency, reliability, and community values. Our 40-year legacy reflects our dedication to resolving plumbing challenges efficiently, whether for small repairs or large-scale projects, always maintaining the highest standards of service and customer satisfaction.
Services
Boiler installations Bathroom refurbishments Central heating systems Renewable heating solutions Emergency plumbing repairs Radiator refurbishment Underfloor heating Commercial plumbing services Shower room installations Kitchen plumbing
Details
  • Year established: 1979
Highlights and features
  • We offer 40 years of combined plumbing and heating expertise in the Lake District.
  • Our team includes Worcester-accredited and Gas-trained engineers.
  • We specialise in balancing traditional methods with renewable technology installations.
  • Family-owned business with deep local community ties and heritage.
  • Proven track record in handling both small repairs and large-scale commercial projects.
Associations and certifications
  • Worcester Accredited Installer
What people say
Fantastic new bathroom Efficient job Powerful shower Minimal disruption Excellent communication
Services
Boiler installations
We specialise in boiler replacements and central heating installations, including Worcester-accredited systems. Our Gas-trained engineers ensure efficient setup for domestic and commercial properties. With 40 years of local experience, we deliver reliable solutions tailored to traditional and modern buildings across the Lake District.
Bathroom refurbishments
Our team delivers complete bathroom transformations with minimal disruption. Specialising in accessible shower rooms and traditional designs, we combine functionality with aesthetic appeal. Clients praise our attention to detail and ability to meet tight deadlines for both residential and commercial properties in South Cumbria.
Renewable heating solutions
We install air source heat pumps and solar thermal systems for homes and businesses. Our expertise includes retrofitting renewable technology into historic Lakeland buildings. These energy-efficient systems reduce carbon footprints while maintaining reliable hot water and heating performance across the Lake District.
Commercial plumbing services
We provide plumbing solutions for guest houses and hotels, including bathroom refurbishments and heating system upgrades. Our team works efficiently during off-season periods to minimise business disruption. With decades of experience in the hospitality sector, we understand the unique requirements of commercial properties in the South Lakes area.
Underfloor heating
We design and install underfloor heating systems that offer energy-efficient warmth for modern and traditional properties. This low-temperature system distributes heat evenly, providing comfort while preserving the aesthetic of period properties. Our expertise extends to integrating underfloor heating with existing plumbing systems across the Lake District.
People
Billy Magennis
Director
Third-generation plumber with over 40 years in the trade, Billy leads the team with hands-on expertise and local knowledge. He took over from his brother Mike, maintaining the family's commitment to quality craftsmanship in the Lake District.
Karen Magennis
Office Manager
Karen oversees daily operations, bringing clerical expertise to ensure smooth project coordination. Her organisational skills help maintain the business's reputation for reliable service and timely communication with clients across South Cumbria.
Ben
Plumber
Fully qualified plumber with experience since apprenticeship, Ben delivers efficient installations and repairs. Clients consistently praise his professionalism and attention to detail during bathroom upgrades and emergency plumbing work in the Lake District.
Mike Magennis
Founder
Established the business 40 years ago, Mike remains active in operations. His extensive knowledge of traditional plumbing methods and local building heritage continues to shape the company's approach to both historic and modern projects.
Reece
Apprentice
Currently studying for Oil and Gas qualifications, Reece represents the next generation of skilled plumbers. Under the guidance of experienced team members, he contributes to both routine maintenance and complex installations across the South Lakes region.
Questions
What areas do you cover?
We serve Grasmere, Ambleside, Windermere, Kendal, Langdale, Hawkshead, Coniston, and surrounding areas in South Cumbria.
Are you qualified to install gas boilers?
Yes, our engineers are Gas-trained and Worcester-accredited for boiler installations and central heating systems.
Do you handle commercial plumbing projects?
We specialise in commercial plumbing for guest houses and hotels, with 40 years of experience in the Lake District.
Can you work with historic buildings?
Our team has extensive experience maintaining traditional plumbing systems in listed and historic Lakeland buildings.
Do you offer renewable heating solutions?
Yes, we install air source heat pumps and solar-powered heating systems for both new builds and retrofits.