Infrared RL4 Sauna

rl4 4 person sauna

Infrared RL4 Sauna

Sit back and relax with your friends or family with the Infrared RL4 4 person sauna. Enjoy the warmth and the benefits of the health invigorating rays while listening to soothing music from the built-in Bluetooth sound system and enjoying the natural aromas of the cedar wood surrounding you.

The infrared RL4 is spacious enough for the whole family to enjoy. With 8 high-quality, low EMF carbon panels together with a heated ceramic floor panel for extra leg and foot treatment it is undoubtedly one of the best larger infrared saunas available at an affordable price.

Not the model you are looking for? Aquasun stock a wide range of saunas.

Not in Northern Ireland? View the Infrared RL4 4 person Sauna on our ROI website here.

Interested in buying the Infrared RL4 Sauna?

Gallery & Specifications


1750(W) x 1000(D) x 1900(H)


8 x Carbon Panels, 1 x Ceramic Floor Panel all Ultra Low EMF 0-3MG


Knot free Hemlock Spruce externally and Cedar Wood internally

Included equipment

Bluetooth music system with internal speakers, digital internal control panel, oxygen Ioniser for air purification, a Chrometherapy light, a Reading Light and a RGB strip light.

Prices and Running Costs

A long-standing Finnish tradition for over 2000 years, sauna technology has come a long way since the earliest versions were dug into the earth, but the healing principles remain.  Now people all over the world enjoy the benefits of this age-old ritual, including:

  • Soothing tired muscles
  • Relieving tension and fatigue
  • Promoting mental wellbeing
  • Improved circulation and metabolic rate
  • Temporary relief of arthritic conditions
  • Releasing endorphins, the body’s natural painkillers
  • Removing toxins from the body
  • Relief from the symptoms of sinus congestion
  • Promoting blood flow to maintain healthy skin


An infrared sauna is an ideal way of creating an oasis of calm and wellbeing in your home without the need for moisture or steam. At Aquasun, we’ve always got a range of unbeatable infrared sauna offers, so the healing powers of the sauna are only a click away!

The sauna has been part of everyday life for many friends and families across Finland and Scandanavian countries for over 2000 years. Now, using infrared technology, you can enjoy the health benefits of a sauna without the need for extreme heat and water vapour by opting for an infrared alternative.

An infrared sauna is a place for healing, enjoyment and relaxation. The fantastic benefits of this age-old ritual includes:

  •           Soothing tired muscles
  •           Relieving tension and fatigue
  •           Promoting mental wellbeing
  •           Improved circulation and metabolic rate
  •           Temporary relief of arthritic conditions
  •           Releasing endorphins, the body’s natural painkillers
  •           Removing toxins from the body
  •           Promoting blood flow to maintain healthy skin


A sauna is relaxing and can act as a sanctuary of calm and wellbeing in your home or garden, perfect for unwinding after a busy day at work.

Choose from a range of infrared sauna therapies and conventional cabins available from Aquasun. Lets us help you choose the perfect sauna retreat, indoor or outside, from a small indoor 1-person infrared cabin to a large 8+ seater outdoor conventional saunas suitable for home or commercial use.

The Classic prefabricated, conventional or infrared saunas that are well made with quality heaters will typically cost around £2,000 to £3,750.

Our Premium range of sauna cabins made by Tylo are fully featured and start in the region of £7,000 – £30,000.

Complete custom sauna fit-outs can range in price and are highly influenced by the size of the cabin, choice of materials and choice of luxury or modest finishes, including a wide range of sauna heaters to choose from.

Custom-fit provides our customers with precisely the Sauna they want, with the finishes they desire, we can kit our your Sauna to the highest of specification similar to that of 5* spa. Typical a 4-person custom cabin can range from £5,000 – £9,000+.

Sauna bathing is increasingly popular and is the ideal wellness and social activity to enjoy in colder climates.

Choose the therapeutic benefits of traditional sauna bathing or Infrared cabins and Aquasun can offer finance deals from FlexFi so you can begin your sauna journey without breaking the bank.

Finance for saunas is now available with Hitachi from Aquasun!

Choose between a range of flexible, affordable payment terms from our finance partner Hitachi Finance.

Get a Quote

Find out the typical costing of your sauna by filling in your details online.

Or give us a call on 028 2763 7988 (Northern Ireland) for more information on our fantastic range.

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Not sure which sauna is right for you?

If you’d like more information regarding our range of saunas you can chat to our specialists online or call Aquasun on 028 2763 7988

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