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Keeping Homes Warm & Water Flowing Since Day One
Keeping Homes Warm & Water Flowing Since Day One
At FlowMarsters, Are you seeking a reliable plumbing and heating company? Look no further! Our fully insured team of experienced ex-servicemen (25180100) provides guaranteed work, ensuring your peace of mind. All staff members undergo DBS checks, and we pride ourselves on exceptional customer service and outstanding workmanship. No job is too big or too small for us.
We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.
Open today | 09:00 – 17:00 |
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Services we offter
Our expert engineers provide a professional toilet installation service, ensuring a clean, secure, and fully functional fit every time. We handle everything from removing the old unit to installing and sealing the new toilet, connecting the water supply, and testing for proper operation and leaks.
Whether it’s a like-for-like replacement or part of a full bathroom upgrade, we guarantee tidy workmanship, reliable fittings, and compliance with all plumbing regulations.
We provide a fast and reliable tap installation service for kitchens, bathrooms, and utility areas. Whether you’re upgrading to a modern mixer tap, replacing a leaking unit, or fitting new taps as part of a renovation, our qualified engineers ensure a clean and professional finish.
All fittings are securely connected, sealed, and tested for leaks, with old taps removed and disposed of if required. Quality workmanship and full compliance with current plumbing regulations guaranteed.
Our skilled engineers offer expert shower installation for all types of systems — electric, mixer, power, or thermostatic showers. We handle everything from removing your old unit to installing and commissioning your new shower, ensuring correct water pressure, temperature control, and a watertight finish.
Whether it’s a straight swap or a brand-new installation, we guarantee tidy, professional workmanship and full compliance with UK plumbing standards and regulations.
We specialise in the professional installation of hot water tanks, including vented and unvented cylinders. Our qualified engineers ensure your system is safely connected, fully compliant with Building Regulations, and optimised for efficiency and performance.
From removing the old tank to connecting pipework, fittings, and controls, every installation is completed to the highest standard and thoroughly tested for leaks and correct operation. Perfect for upgrades, replacements, or new builds.
Keep your heating system running safely and efficiently with our comprehensive boiler service. Our Gas Safe registered engineers carry out full inspections, safety checks, and cleaning of key components to ensure reliable performance and prevent costly breakdowns.
We service all major boiler makes and models, checking gas pressures, flue integrity, and overall system health. Ideal for maintaining efficiency, reducing energy bills, and keeping your manufacturer warranty valid.
If your boiler has stopped working or isn’t heating as it should, our Gas Safe registered engineers are here to help. We diagnose and repair all major boiler brands, from ignition faults and pressure drops to leaks and error codes.
With fast response times and honest advice, we aim to get your heating and hot water back up and running the same day wherever possible. All work is carried out safely, efficiently, and to manufacturer standards, using quality replacement parts.
Our Gas Safe registered engineers provide professional Landlord Gas Safety Certificates (CP12) for all types of properties. We carry out a full safety inspection of gas appliances, pipework, and flues to ensure everything is operating safely and efficiently.
Once the checks are complete, you’ll receive a digital certificate the same day for your records or tenants.
Ideal for landlords, homeowners, and letting agents across Hull and surrounding areas.
Keep your renewable heating system performing at its best with a professional air source heat pump service. Our qualified engineers inspect, clean, and test all key components — including filters, coils, sensors, and system pressures — to ensure efficient operation and prevent costly breakdowns.
We also check electrical connections, antifreeze levels, and controller settings to maintain optimum performance and energy savings all year round.
Fully compliant with manufacturer and MCS guidelines — tr
Upgrade your heating with a new, energy-efficient boiler professionally installed by our Gas Safe registered engineers. We supply and fit leading brands with full system checks, commissioning, and registration for manufacturer warranty.
Whether it’s a combi, system, or regular boiler, we ensure safe installation, clean pipework, and reliable performance — all carried out to the highest industry standards.
Includes removal of your old boiler and a free system health check.
Fixed-price installations
Our qualified engineers specialise in the safe and efficient installation of unvented hot water cylinders, providing powerful mains-pressure hot water throughout your home.
We handle everything from pipework and fittings to pressure testing and commissioning, ensuring full compliance with Building Regulations G3.
Ideal for upgrades, new builds, or replacing vented systems — all installations are completed to the highest professional standard with tidy workmanship and reliable performance.
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