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Published on: 04 December 2019
Enjoy a super-firm feel, plenty of support and wake free from aches and pains. This extra firm, orthopaedic mattress cares for you as you sleep. It's fresh, cool, hypoallergenic and approved by Allergy UK. more info
Sealy's PostureTech Zero Deflection ensures stable and firm support across the entire sleep area. It provides extra durability and support, especially for those of above average stature.
Layers of plush and pampering soft white fibres - giving you a comfortable sleep experience whilst staying comfortably affordable too
The mattress is covered in a luxuriously soft knitted cover with the added benefit of being breathable.
Specifically designed for those who require extra support, ideal for those who require better support for their lower back and shoulders.
This mattress is hypoallergenic & resistant to dust mites, is ideal for asthma and allergy sufferers, or anyone looking for a healthier night's rest
This product has the Allergy UK 'Seal of Approval'. Rest easy knowing that this product will reduce unwanted allergens from your sleeping environment.
Our firmest support rating for those who love an extra firm level of support.
Mattress depth 23cm (9.1") approximately.
This mattress is purposely designed to be single sided for your convenience - there's no need to flip it over, but we do recommend that you rotate the mattress regularly.
This item benefits from a 5 year guarantee.
This item has been manufactured in the UK
This product conforms to the BS7177: 2008 standard for domestic use (low hazard) - ideal for use at home
Peace of mind and reassurance - the manufacturer of this item is an approved member of the National Bed Federation's Code of Practice. Click here for more details
Sleep well and wake ready to seize the day with the Sealy Activsleep Ortho Extra Firm Mattress!
Part of Sealy's Activsleep range, this super-firm, orthopaedic mattress is a great choice if you love a sturdy feel and plenty of support to care for you as you sleep.
Featuring Sealy's PostureTech Zero Deflection, this high-performance spring system delivers total body support. It helps prevent the transfer of movement across the mattress, so you'll get a completely undisturbed sleep. Durable and resilient, Zero Deflection provides truly extra firm support.
This isn't just a mattress that delivers super-firm support. It feels plush and comfortable too! The smooth, knitted cover envelopes the Ortho Extra Firm and it's hand-tufted to lock in the fillings for enhanced durability.
Working around the clock, a winning combination of Purotex and Adaptive® technology ensures a clean and healthy sleeping environment for you as you sleep.
Infused within the cover, tiny microcapsules containing Purotex probiotics are released - preventing the build-up of nasties like dust mites and bacteria. It's hypoallergenic and approved by Allergy UK, so you can rest easy.
Working in harmony with your body temperature, Adaptive® technology monitors moisture levels to keep you feeling cool, fresh and dry.
As it's a single-sided mattress, you'll never need to flip it over. Instead, simply rotate from end-to-end to keep it in excellent condition.
One of Sealy's firmest and most supportive mattresses, choose the Activsleep Ortho Extra Firm and get the great night's sleep you've been waiting for.
Next Day Delivery or Choice of Delivery Day
When in stock, you can receive this product the very next day when ordered before 4pm.
Don't want it tomorrow? No problem! Simply choose a different day in the basket.
Available with the following delivery options:
Free DeliveryDelivered to the door of your building absolutely FREE.
No Need to Wait in all Day!
You will receive your items within a two-hour delivery window.
You will be notified of your time slot the evening prior to your delivery, where possible.
Two Man Delivery +£19.99Conveniently delivered to the room of your choice.
Perfect for those who are not available during the week.
Costs £17.50 in addition to any other delivery costs.
Delivery is on an all-day service, 7am - 8pm, Monday - Friday.
For further information, please visit our Delivery page.
Please contact us and we'll be happy to help.