Quick answer: Plan an electric or dual-fuel towel rail with a registered electrician and, where wet pipework is involved, a suitable installer. Confirm the exact products, bathroom location, electrical protection, connection, clearances and required documentation before purchase. An IP rating alone does not approve a position or complete installation.

Cheap Radiator buying guide · Updated 4 November 2026

Part of our electric and dual-fuel towel radiator buying guide.

Plan the position before the final product choice

Draw the proposed rail on a room plan with the bath, shower, basin, doors and furniture. Include the body dimensions, installed projection and access for the controller and any valves. Electrical suitability and daily usability need to be considered together.

This guide supports the electric and dual-fuel buying guide. It is a checklist for discussions with professionals, not a wiring diagram, a bathroom-zone calculation or instructions to connect an element yourself.

Give the electrician the exact product information

Supply the radiator model, element instructions, chosen wattage and controller details. State whether the proposal is electric-only or dual fuel. A complete electric product, an element sold separately and a kit of fittings are not interchangeable purchase descriptions.

Ask the electrician to assess the actual location, required protection, connection method, isolation and cable route under the applicable requirements. Electrical Safety First recommends a registered electrician for bathroom electrical installation work and advises against using extension leads in bathrooms.

Why the IP label does not settle the position

The product’s rating is one part of an assessment that also involves its intended use, instructions and proposed installation. Do not copy a distance from a generic diagram and regard the whole arrangement as approved. The installer needs to assess the actual bathroom and the complete equipment.

The catalogue illustrates the importance of checking each model: the type 8801 element kit with T-piece and blanking plug lists IP55, while the round thermostatic element with boost timer lists IPX4. These descriptions do not, by themselves, authorise either product for a particular place beside your bath or shower.

Agree what building-control requirements apply

Approved Document P provides electrical-safety guidance for dwellings in England, including notification requirements. Welsh Government publishes its own building-regulations guidance on electrical work. Do not assume that one summary of England’s notification rules is a UK-wide rule.

Ask the electrician which requirements, inspection, testing and documentation apply to the work and location in your part of the UK. Agree responsibilities before work starts, including any building-control involvement that is required. Keep the resulting records with the product instructions.

Coordinate plumbing and electrical work for dual fuel

A dual-fuel installation has both electrical and wet-heating requirements. Confirm who is responsible for the radiator, element, valve arrangement, filling and commissioning. Avoid a situation where each installer assumes the other has checked the complete combination.

Use the conversion checklist if an existing rail is being retained. For a new arrangement, confirm the approved component combination first, then check the parts list against the towel radiator accessories you intend to order. A T-piece is not proof of compatibility.

Allow space for use and maintenance

Keep the controller accessible when towels are hanging. Check space beneath the rail for the element and fittings, along with nearby drawers, skirting and pipe boxing. Confirm that the wall and fixings are suitable for the installed product and its intended use.

The existing towel radiator installation planning guide covers the wider physical installation. The pipe-centre guide explains measurements that remain relevant to a plumbed dual-fuel arrangement.

Ask for a practical handover

  • The exact models and instructions for the installed products.
  • The permitted heating modes and prescribed valve settings, where relevant.
  • How the controls, timer and isolation are used.
  • What to do if a fault or unexpected behaviour occurs.
  • The applicable installation, test and compliance records.

Keep these details for household members and future servicing. Then use the controls guide and summer-use guide to understand everyday choices without replacing the installation-specific instructions. If a product detail is unclear before ordering, contact Cheap Radiator rather than selecting a substitute fitting on assumption.

Questions about bathroom installation

Practical answers for the choices covered in this guide.

Does an IPX4 or IP55 label tell me exactly where the rail can go?

No. The product rating is only one part of the assessment. A registered electrician must consider the actual bathroom location, the complete equipment, manufacturer instructions, required protection and connection method. A rating alone does not approve a spot beside a bath, shower or basin.

Can I run an extension lead into the bathroom for the element?

Do not use an extension lead as a substitute for the planned bathroom electrical installation. Electrical Safety First advises against using extension leads to power appliances in bathrooms. Have a registered electrician assess and provide a suitable connection for the chosen product.

Will the same building-control notification rules apply everywhere in the UK?

Do not assume so. The Approved Document P source linked here covers England, and Wales publishes separate guidance. Ask the electrician what requirements, inspection, testing and documentation apply to the particular work and location in your part of the UK.

Sources and product checks

Sources and catalogue examples checked 4 November 2026. Product examples describe the listed components, not an approved pairing with every radiator. Check the selected option and current manufacturer instructions before ordering.