Dreamland Deep Sleep Heated Mattress Protector
Our verdict · A quilted, low-voltage heated topper you barely feel, built to run gently all night.
Buy it if
Low-voltage design intended for safe all-night use
Skip it if
Among the priciest options
Where to get it
Dreamland Deep Sleep Heated Mattress Protector
From ~£80 (double, indicative)
Indicative price at the time of review.
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Where most electric blankets are meant to warm the bed and then switch off, Dreamland's Deep Sleep heated mattress protector is designed to stay on. It runs on a low-voltage system, sits under the sheet like a normal fitted protector with deep elasticated skirts, and the quilted top hides the heating wires so you don't feel them. Dual controls (on double and above), fast warm-up and auto shut-off round it out, and it's machine washable. It's an investment and adds a little loft to the mattress, but for anyone who wants steady, safe warmth right through to morning, or who simply worries about leaving a blanket on, it's the most comfortable and reassuring option here.
The good & the bad
Pros
- Low-voltage design intended for safe all-night use
- Quilted top hides the wires for a smooth, comfortable feel
- Fits like a fitted protector with deep elasticated skirts
Cons
- Among the priciest options
- Adds a little height to the mattress
How it compares
| Pick | WATTB Score | Price | Best for |
|---|---|---|---|
| 1.Dreamland Intelliheat Soft Cotton Electric Underblanket | 94/100 | From ~£70 (double, indicative) | overall |
| 2.Silentnight Comfort Control Electric Underblanket | 88/100 | From ~£25 (single, indicative; ~£35 double) | value |
| 3.Beurer HD 150 Nordic Cosy Heated Overblanket | 90/100 | From ~£75 (indicative) | heated throw |
| 4.Slumberdown Wonderfully Warm Dual Control Electric Blanket | 82/100 | From ~£45 (double, indicative) | couples |
| 5.Dreamland Deep Sleep Heated Mattress ProtectorThis pick | 86/100 | From ~£80 (double, indicative) | all-night comfort |
Key facts
- Best for
- all-night comfort
- Typical cost
- From ~£80 (double, indicative)
- Type
- Heated mattress protector / topper
- Heat settings
- Multiple; dual control (double and larger)
- Safety
- Low-voltage system with auto shut-off
- Washability
- Machine washable
- Fit
- Elasticated fitted skirt
Researched by WATTB
- Published
- 31 August 2026
- Updated
- 31 August 2026
- Last verified
- 31 August 2026
We research and rank options from public data, official information and published reviews. How we research →
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