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Sealy Double Mattresses

Our Sealy Double Mattress range includes favourites such as Posturepedic Pocket Springs and Posturetech Springs. Save up to 70% from high street prices. With hundreds of mattresses in stock, SealyMattressOnline is able to provide Next Day Delivery on many mattresses.
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55% Off Massive Sale
Sealy Posturepedic Aspen Mattress
  • Single

    3′ x 6′3″
    £159.95
    Next Day
  • Small Double

    4′ x 6′3″
    £199.95
    Next Day
  • Double

    4′6″ x 6′3″
    £199.95
    Next Day
  • King Size

    5′ x 6′6″
    £239.95
    Next Day
  • Superking

    6′ x 6′6″
    £334.95
    Next Day
  • Single

    3′ x 6′3″
    £159.95
    Next Day
  • Small Double

    4′ x 6′3″
    £199.95
    Next Day
  • Double

    4′6″ x 6′3″
    £199.95
    Next Day
  • King Size

    5′ x 6′6″
    £239.95
    Next Day
  • Superking

    6′ x 6′6″
    £334.95
    Next Day
35% Off Massive Sale
Sealy Support Regular Mattress
  • Single

    3′ x 6′3″
    £139.95
    Next Day
  • Small Double

    4′ x 6′3″
    £199.95
    Next Day
  • Double

    4′6″ x 6′3″
    £199.95
    Next Day
  • King Size

    5′ x 6′6″
    £239.95
    Next Day
35% Off Massive Sale
Sealy Support Firm Mattress
  • Single

    3′ x 6′3″
    £139.95
    Next Day
  • Small Double

    4′ x 6′3″
    £199.95
    Next Day
  • Double

    4′6″ x 6′3″
    £199.95
    Next Day
  • King Size

    5′ x 6′6″
    £239.95
    Next Day
25% Off Massive Sale
Sealy Support Regular Mattress
  • King Size

    5′ x 6′6″
    £279.95
    Next Day
  • Single

    3′ x 6′3″
    £349.95
    Next Day
  • Small Double

    4′ x 6′3″
    £499.95
    Next Day
  • King Size

    5′ x 6′6″
    £599.95
    Next Day
  • Double

    4′6″ x 6′3″
    £239.95
    14-21 Days
  • King Size

    5′ x 6′6″
    £289.95
    Next Day
  • Single

    3′ x 6′3″
    £199.95
    Next Day
  • Small Double

    4′ x 6′3″
    £304.95
    Next Day
  • Double

    4′6″ x 6′3″
    £286.91
    Next Day
  • King Size

    5′ x 6′6″
    £328.52
    Next Day
  • Superking

    6′ x 6′6″
    £409.95
    Next Day
  • Superking Zip and Link

    6′ x 6′6″
    £409.95
    3-4 Weeks
35% Off Massive Sale
Sealy Millionaire Elite Mattress
  • King Size

    5′ x 6′6″
    £299.95
    Next Day
  • Single

    3′ x 6′3″
    £214.95
    Next Day
  • Small Double

    4′ x 6′3″
    £284.95
    Next Day
  • Double

    4′6″ x 6′3″
    £284.95
    Next Day
  • King Size

    5′ x 6′6″
    £319.95
    Next Day
  • Superking

    6′ x 6′6″
    £464.95
    Next Day
  • Superking Zip and Link

    6′ x 6′6″
    £464.95
    3-4 Weeks
Showing products 1-10 of 20
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