Innovations in Medical Gas Technology 01494 782168

Quality Assurance

SHJ’s business is built on quality: the quality of our work, our service and our long-term relationships.

Many of our customers have worked with us for over four decades, and their reliance on us is testament to the efforts we make to ensure their continued satisfaction.

We provide only the finest quality equipment, materials and workmanship. We aim to meet, and exceed all required standards.


We hold Certificate No: FM10617


Our standards comply fully with the requirements of the Health Technical Memorandum 02-01:

Medical Gas Pipeline Systems


Our quality management system complies with the requirements of ISO 9001:2015

For Design, Supply, Installation, Associated Electrical Wiring and As Installed Drawings for Medical Gas Pipelines.