
Quick answer
Virra is an alternative to consider alongside Heatboost Pro if you want a radiator booster with no installation. It sits on flat-topped UK panel radiators, uses about 3 W through USB and starts as the radiator warms. Prices start at £79, including free UK delivery and a 30-day money-back guarantee with a full refund.
Virra radiator fan from £79 · free UK delivery · 30-day money-back
Order nowCompare Heatboost Pro and Virra on what matters at home
A useful comparison starts with your radiator, not the biggest headline. If you are considering Heatboost Pro, put the exact listing beside the Virra details here and work through the checklist. Start with fit, then look at everyday operation, the total price and the return offer. Those are practical differences you can check before deciding which option belongs in your home.
The Virra column gives our product facts; the other column tells you what to look for on the Heatboost Pro listing. It is not a side-by-side performance test, and we are not assigning specifications, prices or shortcomings to the other product. A missing detail is a question to ask the seller, not a reason to assume the worst. Choose the product whose confirmed details best match your radiators, budget and routine.
| What matters | Virra | What to check on the other listing |
|---|---|---|
| Radiator fit | Flat-topped UK panel radiators; not column radiators, towel rails or storage heaters | Supported radiator types and placement instructions |
| Design | Triple-fan booster; sits on top; no installation | How it moves air, where it sits and any installation steps |
| Power and controls | USB powered; about 3 W; auto-starts as radiator warms | Power supply, consumption and how it starts |
| Sound | Quiet | Noise description and context for any sound claims |
| Price | £79 for one; bundles below | Quantity, total price and price per unit |
| Delivery and returns | Free UK delivery; 30-day money-back guarantee with full refund | Delivery charges, return period and refund terms |
What Virra does with the heat you already have
Virra is a triple-fan radiator booster. It moves warm air off the radiator and into the room, rather than making heat of its own. That distinction makes it easy to understand where it belongs: alongside your existing heating, helping move the warmth your radiator is already producing. You still need the heating on and a warm radiator for it to do its job.
If you are watching the heating bills, start with that practical purpose rather than a promise of a particular saving. The question is whether moving that warm air makes your usual room feel more comfortable. Your room, heating routine and preferred temperature all matter. Virra gives you a straightforward way to try a radiator booster without replacing your heating system.

Official UK store
Virra triple-fan radiator booster
- Pushes radiator heat into the room
- Switches on by itself as the radiator warms
- Around 3 W from USB, nothing to install
£79 · from £53 each in bundles · free UK delivery
See prices & orderCheck your radiator, then choose your room
Virra sits on flat-topped UK panel radiators. There is no installation: it rests on the radiator rather than becoming a fitted part of your heating system. It is not suitable for column radiators, towel rails or storage heaters. Have a look at the radiators you want to use before choosing your bundle; the right number is the number you can actually put to work.
Start with the room where you spend time and would most like to assess the difference. That could be where you sit in the evening or work during the day. Check the radiator type there first, then consider other rooms. There is no need to equip every room simply because a larger bundle is available. A useful purchase begins with a suitable radiator and a clear reason for using it.
- Choose a flat-topped UK panel radiator.
- Plan where the USB power will come from.
- Count suitable radiators before choosing a quantity.
Small power use and simple everyday operation
Virra is USB powered and uses about 3 W. It starts automatically as the radiator warms, so you do not need to remember to start the fans each time your heating comes on. There is no installation to arrange. Put together, those details make it a simple accessory to bring into your existing heating routine, rather than another heating system to learn.
At an electricity rate of 25p per kWh, 3 W costs about 0.075p an hour: under 0.1p per hour. A seasonal running-cost guide is about £1 per winter, depending on hours of use and your tariff. That is the electricity used by the booster, not the cost of heating your home. If your unit rate is different, or you run it for longer, your own total will change.
Choose your bundle: clear prices, no guesswork
The launch prices below let you compare both your total spend and the cost of each booster. Every option includes free UK delivery and the 30-day money-back guarantee with a full refund. The three-unit bundle is the best value per unit at £53 each. The four-unit bundle gives you an extra booster, but its per-unit price is higher than the three-unit option.
One unit is a straightforward starting point if you only have one room in mind. Two may suit a pair of regularly used rooms, while three gives the lowest listed unit price. Choose four if you genuinely want four suitable radiators covered. Buying more lowers the unit cost compared with the single option, but still increases the amount you pay today. Match your choice to your home and budget.
| Quantity | Launch price | Was | Price each |
|---|---|---|---|
| 1 | £79 | £158 | £79 |
| 2 | £119 | £319 | £59.50 |
| 3 — best value | £159 | £474 | £53 |
| 4 | £239 | £634 | £59.75 |

What to notice when you try it at home
Virra is quiet, but quiet does not mean silent. Think about how the sound feels in the room where you actually use it, whether that is during conversation, reading or a quiet evening. Comfort is personal, so your own normal routine is a better guide than imagining how somebody else might use the same product in a different home.
Try Virra during your normal routine with similar heating settings. Notice warmth where you sit, not just beside the radiator. Weather and room use vary, so take time to decide. There is no promised warming time or bill-saving percentage: look for comfort that matters to you.
Try Virra with a 30-day money-back guarantee
You can try Virra risk-free with a 30-day money-back guarantee and a full refund if it is not right for you. That gives you a practical way to decide in your own home rather than relying on a headline. Use the trial to see whether the booster suits your room, your routine and the level of comfort you want.
Keep your order details and follow the official returns instructions if you decide to return it. Free UK delivery is included with your purchase, whichever bundle you choose. For delivery timing and the steps for a return, use the information on the official website. The important buying reassurance is simple: you have 30 days to try it, with a full refund under the money-back guarantee.
Buy direct when you are ready
Virra is sold only on the official UK website, not at Argos, Screwfix or Amazon. Choose your quantity here, with free UK delivery included. Before ordering, check your radiator type, plan your USB power and select the bundle that fits your rooms and budget.

Frequently asked questions
Which radiators can I use Virra on?
Virra sits on flat-topped UK panel radiators. It is not suitable for column radiators, towel rails or storage heaters, and needs no installation.
Does Virra make heat?
No. Its three fans move warm air off an existing radiator. It is a radiator booster, not a separate heater.
How much electricity does Virra use?
About 3 W through USB. At 25p per kWh that is about 0.075p per hour, under 0.1p. About £1 per winter is a guide; your tariff and hours of use affect the total.
Which bundle offers the best value?
Three for £159 is the best value per unit at £53 each. One costs £79, two cost £119 and four cost £239. Free UK delivery is included.
Can I try Virra and get a refund?
Yes. Virra has a 30-day money-back guarantee with a full refund if it is not right for you. Follow the official returns instructions to use the guarantee.
How should I compare Virra with Heatboost Pro?
Check the exact other listing for radiator fit, power, operation, total price, delivery and refund terms. This page states Virra facts without claiming specifications or weaknesses for the other product.
Choose your Virra bundle
Love it or get every penny back
Use Virra at home for up to 30 days. If your room doesn't feel warmer, or you simply don't like it, we'll refund you in full.
- Full refund, no questions asked
- Free UK returns label
- Refund to your card within 5 working days of the return arriving
- Your rights under the UK Consumer Rights Act 2015 are not affected
- Sold and supported by a UK team (email reply within 1 working day)
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About our guides: written by the Virra UK team using our own product details and general heating physics. We don't publish invented test results, savings figures or reviews. Results vary by room, radiator and insulation.