New Build & Commercial Plumbing

ParrMolloy Mechanical Ltd delivers comprehensive plumbing and heating packages tailored for the UK's leading new build developers and main contractors. From initial design to expert installation, we ensure every project meets the highest standards of technical excellence and safety compliance.
Our commercial division handles complex mechanical projects with a focus on reliability and seamless handover. We provide full testing and certification, ensuring that commercial infrastructure is robust, efficient, and fully compliant with all current UK building regulations.
We pride ourselves on clear communication and professional site management. By working closely with project managers and site teams, we guarantee that all mechanical installations are delivered on schedule, supporting your development's timeline from groundworks to completion.

First & Second Fix Plumbing
Reliable full-phase mechanical installations designed for seamless integration with your build schedule.

Underfloor Heating
High-performance UFH system design and manifold installation for multi-unit luxury developments.
What We Deliver on Site

Plant Rooms & Cylinders
Expert assembly and testing of high-capacity commercial hot water cylinders and localized plant room solutions.

Smart Controls
Advanced multi-zone control systems installation for optimized energy management across commercial spaces.

Renewable Heat Pumps
Specialist installation of Air Source Heat Pumps to ensure compliance with modern efficiency regulations.

Ongoing Maintenance
Comprehensive maintenance packages to ensure maximum uptime and compliance for commercial facility operators.

Service Coverage
ParrMolloy Mechanical Ltd operates across key UK regions, providing dedicated support to developers and commercial clients throughout local counties and surrounding areas. Our mobile teams are fully equipped to manage plumbing and heating requirements for a wide range of project scales—from specialized single-plot luxury homes to high-density multi-unit developments and commercial sites.
Request a Project Quote
Expert mechanical packages for developers and commercial clients. Provide your project details below for a comprehensive quotation.