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Thermasleep

Transform Your bed with Temperature Precision Cooling & Warming

Dark gray bed with two pillows and an attached control unit.

Thermasleep

Transform Your bed with Temperature Precision Cooling & Warming

£399.99
£599.99

Customise your thermasleep

Customise your thermasleep

Step 1. How do you Sleep?

Step 2. Dual Zone or Single Zone

Need Help?

Single Zone

Dual Zone

Step 3. Select Your Bed Size

Double

King

Super King

Next Day Shipping

Available

1 Year Warranty Included

Never Sleep Too Hot or Too Cold Again: advanced water-circulation system ensures your mattress stays at the perfect temperature all night.

Personalised Temperature Control: allows each partner to set their own ideal temperature for each side of the bed.

All-Season Adaptability: With both cooling and heating modes, THERMASLEEP seamlessly adjusts to any weather, delivering the same sleeping temperature all year round.

Free Next Day Shipping

1 Year Warranty Included

Never Sleep Too Hot or Too Cold Again: advanced temperature regulating water-circulation system actively cools & heats your mattress. 

Personalised Temperature Control: Dual-zone capability allows each partner to set their own ideal temperature—no more compromising on sleep preferences


All-Season Adaptability: With both cooling and heating modes, THERMASLEEP seamlessly adjusts to any weather, delivering the same sleeping temperature all year round.

Us vs Your Matress

your OPTIMAL

TEMPERATURE

Every Night

Thermometer icon with markings indicating different temperature levels.

coolS to
12° Celsius & HeatS to 55°.

A couple sleeping back-to-back on a bed at night.

customise temperature individually for each side of the bed.

A white geometric star with eight points on a black background.

High Precision temperature control to 1°.

Never sleep hot again

Couple sleeping with personalized temperature settings on each side of the bed.

Cools Your Bed down To

Cools Your Bed To

12°

CELSIUS

Gradient line transitioning from light blue to dark blue.

Thermasleep

12° Celsius

A gradient from dark red to black.

Room Temperature

24° Celsius

A gradient from dark brown to dark red.

Your Mattress

24° Celsius

Experience real Mattress Cooling

Unlike traditional “cooling” mattresses that rely on materials with minimal cooling effect, THERMASLEEP uses water to adjusts your mattress temperature, cooling it down to as low as 12°C.

HEATS Your Bed up To

HEATS Your Bed To

55°

CELSIUS

A smooth gradient transitioning from dark red to black.

Thermasleep

55° Celsius

Blue to gray gradient horizontal loading bar.

Room Temperature

10° Celsius

Gradient pill button with blue to dark gray transition.

Your Mattress

10° Celsius

Keeps you warm in the winter

Built to handle the peak of summer heat and the depths of British winter cold, the THERMASLEEP heats and cools for a year-round solution for perfect sleep.

Built to handle the peak of summer heat and the depths of winter cold, the THERMASLEEP heats and cools for a year-round solution for perfect sleep.

Dual zone

temperature control

Designed for either 1 or 2 sleepers

Bed with dual-zone temperature control: 24 degrees (warm) and 14 degrees (cool).

the Temperature War for Couples is finally over.

Our DUAL ZONE mattress topper allows fully independent temperature control across both sides of the bed. Sleep at your optimal temperature while your partner sleeps at theirs.


Powered by water

invisible to touch & whisper quiet operation

Cooling and heating mattress pad with red and blue LED design.
Abstract blue and white curved lines on a black background.

Liquid

THermoregulation Technology

Liquid THermoregulation Technology

The THERMASLEEP Topper regulates sleeping temperature through cooling and heating water which runs within micro tubes throughout the topper. The topper is designed to be completely invisible to touch and retains the existing comfort of your mattress.

Us

vs

Your Mattress

Thermasleep

Sleep at the perfect temperature every night.

cools your bed to as low as 12° Celsius

Heats your bed up to 55° Celsius

Precisely customise temperature individually for each side of the bed.

Control Your exact sleeping temperature to the nearest 1° degree.

Your ‘Cooling’ Mattress

Sleeping temperature constantly fluctuates

Claims to offer ‘Cooling’ materials but you still wake up sweating.

Requires a heavy duvet to warm or purchasing an electric bed heater.

Temperature is the same across the whole bed, usually resulting in being too hot or too cold.

Temperature is 100% dictated by sleeping environment.

Fits any bed

covers your existing mattress like a regular bed sheet.

Black textured mattress topper on a white mattress.

Fits effortlessly over any Double, King or Super King mattress. After fitting, cover the THERAMSLEEP Topper with your regular bed sheet.

Simple Set up

Set Up In Minutes

Set in in around 5-10 minutes. Simply turn on 30 minutes before bed. The THERMASLEEP will turn off automatically each morning.

Black bed with two gray pillows and an adjacent black control unit.

compact and intuitive design

Non intrusive build that Fits under your bed.

The Thermasleep is designed to fit discreetly under your bed while being incredibly user-friendly. It features a backlit LED screen for easy nighttime adjustments, an Auto-Off function, and Rapid Cooling and Heating modes that adjust the temperature in as little as 30 minutes. A built-in sleep timer also adds convenience, ensuring your perfect sleep environment all night long.

Whisper Quiet operation at just 55 dBs

A simple blue wireframe cube on a white background.

Small & Compact design fits under your bed

A blue line drawing of a stopwatch.

Cools or heats in only 30 minutes.

Thermasleep device with digital display showing temperature and controls.

Whisper Quiet operation at just 55 dBs

A simple white cube on a black background.

Small & Compact design fits under your bed

A blue line drawing of a stopwatch.

Cools or heats in only 30 minutes.

buy with peace of mind

Buy With Confidence

30

day

Risk Free Returns

Not sure about making a purchase? We offer a 30 day returns policy on all our products. If for any reason you are not satisfied with your Pulsio product, you can return it for a full refund. Simple, no fuss returns

1

year

Warranty

Buy with confidence that your product will last. We offer a 1 year warranty on almost all our products, should your Pulsio product develop a fault or break due to no fault of your own, we will replace your item free of charge.

24

Hour

Free UK Delivery

We dispatch all orders from UK hub within 24 hours Monday-Friday and sent with Royal Mail 24 Hour Tracked Delivery as standard. If you need it sooner, we also offer DPD Next Day which will ensure your delivery will arrive the next day from dispatch.

Frequently Asked Questions