“We would highly recommend the OH4 system to other hotels – the results speak for themselves in terms of energy savings. The system will benefit the hotel for decades to come.”

Richard Palmer
Director, The Headland Hotel

“Installation was seamless and support exceeded expectations. We were promised 15–20% savings, but we’ve reached 23% based on latest readings!”

Peter Stevens
General Manager, Georgian House Hotel

“The concept is simple, low-cost, and aligned with our environmental goals. Installation was quick and professional – we’re delighted with the results so far.”

James Vickers
The Brook Leisure Group

“OH4 has delivered impressive results – our heating and pool energy costs are down by over 40%. It’s a simple, low-cost solution that truly works.”

Dingley Dell, Rochester, Kent
Private Residence