J & M mechanical services group Ltd

09/03/2026

Stagnant water is a silent risk. 🛑

Dead legs in your pipework aren't just redundant: they're a primary breeding ground for Legionella.

We specialise in professional dead leg removal to ensure your commercial water systems meet compliance standards and operate safely. Whether it’s tracing valves in concealed voids or using advanced pipe freezing technology to keep your building operational while we work, our team handles the full process from investigation to commissioning.

Our Legionella compliance services include:
✅ Detailed investigation & assessment
✅ Pipe freezing (no major shutdowns needed!)
✅ Valve replacement & bracket support
✅ Full testing & documentation

Keep your occupants safe and your systems compliant without the disruption. 💧

20/02/2026

Heating & Cooling Pipework Replacement project completed for a hotel client... zero disruption to guests and operations maintained throughout.

Project involved full strip-out and removal of existing pipework and valves. Safe system isolation and professional draining to protect the asset. Staged ex*****on was critical to keep the hotel live.

Technical scope:
- New pipework runs using high-grade materials.
- Precision connection adjustments and advanced valve fitting.
- Bespoke fabrication for complex space challenges.
- Specialist TIG welding for connections and flanges.
- Full system commissioning and flow rate verification.

Rigorous pressure testing protocols verified the integrity of all new installations. Result: zero interruption to hotel services and guest comfort.

Amazing effort from the team on this one. Very proud of the quality and punctuality. Congratulations to the project team... another high-standard delivery for the hotel sector. 🛠️🔧🏢

12/02/2026

Waste pipework degreasing and cleaning... restoration of commercial kitchen drainage for peak performance. Grease and food debris build up restricts flow and causes hygiene risks... team on site to prevent emergency callouts and site disruption.

Work carried out:
Assessment of pipework gradients... adjustment of fall angles for optimal drainage... mechanical and chemical cleaning of extensive runs... removing grease deposits and scale from access points...

Camera inspection before and after for transparency... visual documentation of pipe condition provided... full flow testing complete... system verified.

Waste materials disposed per environmental regs... professional finish on all work areas... minimal disruption to kitchen operations...

Ideal for hotels, healthcare, and food processing facilities... keeping systems compliant and efficient across sectors like the NHS and Hotel groups. Amazing job by the team... very proud of the results on this one... congratulations... congratulations to the team... 🏗️🛠️✅

&M Mechanical Services Group

21/11/2025

New install, North London.

21/11/2025

New P.U "Pressurization Unit" install.

21/11/2025

600l expansion vessel replacement...2 out 2 in...overnight job.

21/11/2025

Flushing primary including HPEX's.

21/11/2025

21/11/2025

Riser Refarb...after freezing hot and cold!