Business Details
Emergency
services
Open 24/7
always available
Expert Plumbing & Heating Services in Gosport
D Cowan has been delivering expert plumbing, heating, and gas services across Hampshire for over 12 years. Our Gas Safe registered engineers combine technical expertise with a commitment to customer satisfaction, offering boiler installations, bathroom renovations, and emergency repairs. Recognised by Hampshire Trading Standards, we prioritise quality workmanship and local knowledge, serving Gosport, Fareham, Southampton, and surrounding areas.Our team handles projects of all sizes, from minor leaks to full central heating systems, ensuring compliance with safety regulations and manufacturer warranties. With a reputation built on reliability and transparency, we provide free no-obligation quotes and maintain a 24/7 emergency service for urgent needs.
Services
Boiler Installations
Central Heating Systems
Bathroom Refurbishments
Gas Certificates
Emergency Repairs
Plumbing Repairs
Unvented Cylinder Installations
Radiator Installations
Leak Repairs
Bathroom Fitting
Highlights and features
- Over 12 years of hands-on experience in plumbing and heating
- Gas Safe registered engineers for certified safety compliance
- Recognised by Hampshire Trading Standards for quality assurance
- Free no-obligation quotes for all plumbing and heating projects
- Local expertise serving Southern Hampshire's residential needs
Associations and certifications
- Gas Safe Register
- Hampshire Trading Standards
What people say
Spot on service
Highly recommend
Professional and courteous
Excellent workmanship
Quick emergency response
Services
Boiler Installations
We design and install complete central heating systems, replace inefficient boilers, and provide annual servicing. All work is guaranteed, with new boilers registered for manufacturer warranties and Building Regulations Compliance Certificates issued. Our engineers are Gas Safe registered for safety and compliance.
Bathroom Refurbishments
From full bathroom overhauls to partial upgrades, we handle plumbing, joinery, electrics, and tiling. Our team creates functional, stylish spaces using high-quality materials while minimising disruption to daily routines. Traditional and modern designs are accommodated.
Gas Safety Certificates
We issue Landlord Gas Safety Certificates and conduct appliance inspections. Our Gas Safe registered team ensures compliance with legal requirements for rental properties, covering cookers, hobs, fires, and unvented cylinders.
Emergency Repairs
Available 24/7 for urgent heating or plumbing failures, we offer same-day fixes for boiler breakdowns, leaks, and frozen pipes. Our rapid response team ensures minimal downtime with transparent communication throughout.
Central Heating Systems
We install and maintain gas-fired central heating systems, including radiators, thermostats, and unvented cylinders. Our solutions focus on energy efficiency and long-term reliability, tailored to property size and usage patterns.
People
Doug Cowan
Owner & Lead Engineer
With over 12 years of plumbing and heating experience, Doug leads D Cowan's team. Recognised for technical expertise and customer service, he ensures all projects meet Gas Safe and Hampshire Trading Standards. His hands-on approach guarantees quality workmanship.
Questions
Are your engineers Gas Safe registered?
Yes, all our engineers are Gas Safe registered for domestic gas work, including boiler installations and safety certifications.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency services for boiler breakdowns, leaks, and heating failures with same-day repair availability.
What areas do you cover?
We serve Gosport, Fareham, Southampton, Portsmouth, Havant, and surrounding areas across Southern Hampshire.
Can you handle full bathroom renovations?
Yes, we manage complete bathroom projects including plumbing, tiling, electrics, and joinery to both traditional and modern specifications.
Do you provide free quotes?
Yes, we offer free, no-obligation quotes for all plumbing, heating, and gas safety projects.
Are you approved by local authorities?
We are approved by Hampshire Trading Standards and comply with Water Regulations Advisory Scheme (WRAS) standards.
