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Best bathroom fan heater

Updated: October 2026

You want one bathroom fan heater from this amazon.co.uk set, and a reason to leave the other four. The best bathroom fan heater here is conditional. It is the Winterwarm WWDF20E if you want a hard-wired pull-cord downflow, you already have a fused spur, and you accept IP22 plus a cord that reviewers say fails. It is the wrong heater if you need IPX4 or a plug. The rows sit on the [bathroom fan heater comparison](/hub/portable-heaters/bathroom-fan-heater). Products Compared used the listings on 20 October 2026. There is no lab test. A qualifying purchase can earn a commission at no extra cost to you.

You want one bathroom fan heater from this amazon.co.uk set, and a reason to leave the other four. The best bathroom fan heater here is conditional.

Our top picks

Dreo Dreo DR-HSH017S

Best overall

Dreo Dreo DR-HSH017S
7.0/10about £119.99
View offer
Winterwarm Winterwarm WWDF20E

Rank 2

Winterwarm Winterwarm WWDF20E
8.6/10about £59.99
View offer
TCP TCP Smart 2000 W

Best value

TCP TCP Smart 2000 W
7.8/10about £60
View offer
On this page
  1. 1.Best in this set means a bathroom downflow, not the highest star count
  2. 2.Conditional pick: Winterwarm WWDF20E
  3. 3.Who should skip it
  4. 4.If you need IPX4, it is not among these five

Best in this set means a bathroom downflow, not the highest star count

The job is about ten minutes of warm air at the start of a shower. A star line only helps when the reviews describe that room. The Dreo shows 4.6 from 2,962 reviews at £119.99, and most of the first 50 texts are workshops and cabins, with a 24-hour timer and a 120 V field. The Winterwarm is 4.4 from 1,104 at £59.99, many of them small bathrooms, with 240 V, no plug and a 30-minute run. The checks in order are on the bathroom fan heater buying guide.

Conditional pick: Winterwarm WWDF20E

Buy the Winterwarm when an electrician can put it on a fused spur and you want the heat to stop. It is £59.99, prints IP22, a pull cord and a 30-minute run, with 1 kW or 2 kW set at installation. Reviews describe a pull cord that fails within months to a couple of years, and units that arrived on 1 kW. IP22 is not the IPX4 line Section 701 asks for in zones 1 and 2. This is the top pick for a hard-wired warm-up. Daily use of the cord is on the how to use a bathroom downflow heater page.
Dreo Dreo DR-HSH017S

Testsieger

Dreo Dreo DR-HSH017S
7.0/10about £119.99
View offer

Who should skip it

Skip the Dreo for a bathroom downflow. It prints IP24, does not say zone 1, and the voltage field says 120 V. Skip the Eterna at £41.99: no IP code on amazon, and two buyers returned it because the sheet excluded bathrooms. Skip the Sandrem at £38.94: 120 V, no IP code, and one review says there is no timer. The TCP at £60 is the best value when you want a remote on a printed 220–240 V line. You still accept IP22, a short flex and one switch-on after a power cut.

If you need IPX4, it is not among these five

None of these five is an IPX4 downflow. Winterwarm and TCP stop at IP22. Dreo prints IP24 without a zone-1 sentence. Eterna and Sandrem print nothing. UK merchants sell a Dimplex FX20EIPX4 at about £102 to £122. That model is context, not an ASIN we scored. Buy only the row whose printed code, supply and voltage match the wall.

Common questions

Which bathroom fan heater in this set should you buy?
The Winterwarm WWDF20E, if you want a hard-wired pull-cord downflow and you accept IP22 and the cord failures in the reviews. It is £59.99, with 4.4 from 1,104 reviews, a stated 30-minute run, and no plug in the bullets. Skip it if you need IPX4 or a plug. The TCP at £60 is the row when a remote and a printed 220–240 V line matter more.
Who should skip the Winterwarm?
Skip it if the wall needs IPX4, if you have no fused spur and no electrician, or if the last heater failed because the pull cord snapped. Reviews describe cords failing within months to a couple of years, units left on 1 kW, and early cut-out. The heat in a small bathroom is why people buy it. The cord is why a lot of them come back.
Is the Dreo the best because it has more stars?
No. It is 4.6 from 2,962 reviews, and most of the first 50 texts are not bathrooms. The voltage field says 120 V, and one review says the label reads 2000 W against a 1500 W field. IP24 is a stronger water digit than IP22, and the page still does not say zone 1. At £119.99 it is the wrong pick unless the carton says 220–240 V.
Is the cheapest ceiling combo a bargain?
No. A ceiling LED with a heater fan was taken out of this comparison because the file did not give a wattage you could trust. A low price with no stated output is not a bathroom fan heater. Stay with the five wall heaters, and still reject the ones that print 120 V or no IP code.
Why do other sites recommend a Dimplex that is not in this table?
Because an IPX4 downflow is what the zone water digit points at, and merchants describe the FX20EIPX4 that way, at about £102 to £122 including VAT. It is not one of the five amazon.co.uk ASINs compared here, so it is not scored. Do not import another site’s £51 snippet for the Winterwarm. This file says £59.99.
Is Eterna the best value at £41.99?
No. Two reviews returned it because the sheet excluded bathrooms, and the published instructions exclude zones 0, 1 and 2. The amazon page prints no IP code. Best value in this set is the TCP at £60, which prints 220–240 V and IP22.
What should you do if you need IPX4 and none of these say so?
Do not talk yourself into IP22 or a blank cell. Tell the electrician the zone, and look for a heater whose manual and IP code match it. Other UK shops list a Dimplex-style IPX4 downflow at roughly £102 to £122. It is outside this table. None of the five here should be described as approved for zone 1.

Related pages

Bathroom heater IP rating

Bathroom fan heater

Bathroom fan heater buying guide: IP code and spur

Downflow bathroom heater vs plug-in: the spur or socket

How to use a bathroom downflow heater: cord and 1 kW

Sources

Public UK sources for bathroom zones, IP codes, plugs and the hourly arithmetic. Listing prices, stars and review counts are from amazon.co.uk. Last checked 21 October 2026.

  1. Electrical Safety First — Bathroom (retrieved 21 October 2026)
  2. SELECT pocket guide — BS 7671:2018+A2:2022 Section 701 (retrieved 21 October 2026)
  3. IET — Section 701 note (retrieved 21 October 2026)
  4. Approved Document P (2013) (retrieved 21 October 2026)
  5. Electrical Equipment (Safety) Regulations 2016 — guidance (retrieved 21 October 2026)
  6. BS EN 60335-2-30 — room heater safety scope (retrieved 21 October 2026)
  7. Assimilated regulation 2015/1188 Annex II (retrieved 21 October 2026)
  8. Ofgem — energy price cap, 1 October to 31 December 2026 (retrieved 21 October 2026)