Sealy Tredwell (Extra Firm)Mattress

Sealy Tredwell (Extra Firm) - Mattress Description

Tredwell Extra Firm is the firmest feel in the Elevate Ultra Collection, crafted for those who prefer a truly supportive, grounded sleep. Combining intelligent sleep technology with advanced comfort layers, it delivers deep, consistent support that adapts to your body for a more restorative night’s rest.

At its core is Sealy’s patented AlignSupport® spring system, designed to sense your shape and respond with tailored, long-lasting support that helps maintain natural posture and skeletal alignment. Reinforced with UniCased® XT edge support, the mattress offers a stable, edge-to-edge sleep surface with no “roll-off” feeling, while enhancing airflow for a fresher sleep environment.

Comfort is carefully balanced with durability. Targeted pressure relief comes from the MemorySense® ComfortCore®, focused on the hips and lower back, while gel-infused and extra firm foam layers provide breathable, long-lasting comfort. Finished with a luxurious quilted surface and soft-touch fabric, Tredwell also features SmarTex® technology to regulate temperature and ProShield® protection for a cleaner, more hygienic sleep.

Handmade in Britain and backed by a 7-year guarantee, Tredwell Extra Firm is built to deliver reliable performance night after night.

Key Features:

• Extra firm feel – ideal for those who prefer strong, supportive comfort
• AlignSupport® coil system – two-stage response for personalised support
• UniCased® XT edge support – maximises sleep surface and prevents roll-off
• MemorySense® ComfortCore® – targeted pressure relief for hips and lower back
• Gel-infused foam – breathable comfort to help regulate temperature
• BasePlank foundation – enhances airflow and long-term durability
• SmarTex® fabric – helps maintain a cool sleeping environment
• ProShield® protection – guards against allergens for a fresher sleep
• Quilted, soft-touch cover – adds a layer of luxury and comfort
• Four vertical handles – easy to move and position
• Handmade in Britain with a 7-year guarantee

Please contact us for a price for this model. Available to order in all standard sizes.

Products on display at our Upminster store change over time. Please contact us to make sure an item you want to view is currently on display.

All sizes given are approximate. Colours shown in images and swatches are only representative and due to limitations of presenting online may not match the actual colour exactly.

To find the delivery cost for this product, simply enter your postcode below and select ‘Check Delivery Cost’. We’ll then show you the delivery options and cost available for your area.

If you have any questions about delivery, please view our Delivery Information page or call our friendly team on 01708 255300.

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Premier Delivery

Our Premier Delivery service is available nationwide from £89, with Premier Beds Delivery from £59.

Our trained delivery team will:

• Deliver your furniture directly to your home
• Place your items in the room of your choice
• Unwrap your furniture and remove the packaging, if required

Items requiring assembly or installation may incur an additional charge.

Local Drop-Off Delivery

For smaller items, our £39 Drop-Off Delivery service is available within our local delivery area.

Your order will be delivered directly to your door rather than into the room of choice.

Collection from Roomes

Selected items can also be collected from us:

• Warehouse Collection – collect your order by appointment, with everything ready for your arrival
• Store Collection – smaller items such as rugs, mirrors, pictures and soft furnishings can usually be collected from our Upminster store

Please contact us if you’re unsure which collection or delivery option is available for your order.