Scottish Borders · TD & EH postcodes

Unvented Cylinders Across the Scottish Borders

Unvented cylinder work in the Scottish Borders depends on measured incoming flow, safe discharge routing and the household's simultaneous hot-water demand. We survey those points before recommending capacity, then install or service the safety valves, expansion provision and controls as one system. A larger cylinder alone cannot correct a restricted incoming main, so pressure and flow are always checked first.

Why Borders homeowners pick us for unvented cylinders

  • Static and dynamic incoming pressure are measured before cylinder selection.
  • Discharge pipework is traced to a visible and safe termination.
  • Capacity reflects bathrooms, occupancy and likely simultaneous draw-off.
  • Annual service checks expansion charge, valves, tundish and control operation.

What we'll do

  • Static and dynamic incoming pressure are measured before cylinder selection.
  • Discharge pipework is traced to a visible and safe termination.
  • Capacity reflects bathrooms, occupancy and likely simultaneous draw-off.
  • Annual service checks expansion charge, valves, tundish and control operation.

How it works

  1. Step 1

    Flow test

    Incoming pressure, flow and likely peak demand are measured.

  2. Step 2

    Capacity and route

    Cylinder size and compliant discharge route are agreed.

  3. Step 3

    Install safely

    Controls, valves and expansion components are fitted and tested.

  4. Step 4

    Record and explain

    Handover covers controls, annual servicing and warning signs.

Credentials

  • G3-qualified approach to safety controls and discharge
  • Measured pressure and demand before specification
  • Commissioning record and user handover
  • Annual safety-device servicing available

Featured Borders neighbourhoods for unvented cylinders

Local context matters — housing stock, fuel mix and access vary street by street across the Borders. Below are neighbourhoods we cover often:

Unvented Cylinders — Scottish Borders FAQs

Will an unvented cylinder improve shower pressure?+

It can where the incoming main has enough dynamic flow; that is why we test before quoting.

How often should it be serviced?+

Annually, with the expansion provision and safety controls checked as part of the visit.

Can it work with a heat pump?+

Yes, using a cylinder with a coil sized for lower-temperature heat-pump operation.

Free Borders-wide quote

Tell us where you are and what you need — we'll come back the same working day. Or call our 24/7 line on 07747 002334.

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