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High Density Foam Firm 1"x24"x84"

High Density Foam Firm 1"x24"x84"

Best price now

$20.45at AmazonChecked 2 h ago

Compared across 2 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $20.45 at Amazon (checked Nov 14, 2026).
  • Checked at 2 stores.

Our take on the High Density Foam Firm 1"x24"x84"

BayTrim's high density foam is a 1-inch thick, 24-inch wide, 84-inch long white upholstery sheet with a 1.8 lb density and a 44 compression rating. That combination puts it in firm territory: dense enough to hold shape under repeated loading, firm enough for seats and benches rather than soft back cushions. It is sold as a single plain foam sheet with no cover, so it suits people reupholstering or rebuilding cushions who already know the firmness they want. Against softer, lower-density craft foams it resists sagging better, but it is harder to compress and less forgiving for anyone wanting a plush feel.

Best forRebuilding firm seat cushions on sofas and chairsBench and window seat padsReupholstery projects needing a dense, long-wearing coreCushions that must hold shape under daily use
Pros
  • 1.8 lb density is high for upholstery foam and resists flattening
  • 44 compression rating gives a firm, supportive seat
  • Long 84-inch sheet covers a full sofa seat run with little waste
  • Made in USA
  • Plain white foam is easy to cut and shape
Cons
  • Firm feel is too hard for soft back or throw cushions
  • No cover or batting included, so it needs wrapping and fabric
  • 1-inch thickness is thin for deep seat replacement on its own
  • White foam shows soiling and breaks down faster in sunlight

High Density Foam Firm 1"x24"x84" prices at every store

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $20.45Checked 2 h ago
    Visit Amazon
  • baytrim.comNew

    Availability unknown

    $29.95Checked Nov 4
    Visit baytrim.com

Store links may earn us a commission.

High Density Foam Firm 1"x24"x84" price history

$29.95$20.45
Nov 4Nov 14

Lowest price we've seen: $20.45 on Nov 14 at Amazon; highest $29.95 on Nov 4. Tracked across 2 stores since Nov 4.

From baytrim.com

  • High density upholstery foam cushion
  • 1.8 lb density
  • 44 compression rating
  • White foam
  • Made in USA
  • Upholstery sheet / foam padding
Materials
High density foam, 1.8 lb
Shipping
Shipping calculated at checkout.
In the box
Foam cushion

About the High Density Foam Firm 1"x24"x84"

This is a high density upholstery foam sheet in white, sold under the BayTrim name. It is a firm foam padding for upholstery and cushion projects. It measures 1 inch by 24 inches by 84 inches.

The foam has a density of 1.8 lb and a compression rating of 44. It is made in the USA.

Size
1" x 24" x 84"
Material
High density foam
Density
1.8 lb
Compression
44
Firmness
Firm
Color
White
Type
Upholstery sheet / foam padding
Made in
USA
In the box
Foam cushion

Specifications

Size
1”x24”x84”

Questions and answers

Is this foam firm enough for a sofa seat?
Yes. A 1.8 lb density with a 44 compression rating is a firm upholstery grade, meant for seats and benches that take daily weight. It is much firmer than craft or mattress topper foam.
Can I cut it to size?
Yes. It is a plain foam sheet, so it can be cut with a sharp long blade or an electric carving knife. A serrated knife and slow strokes give the cleanest edges.
Is 1 inch thick enough to replace a seat cushion?
Usually not on its own. Most seat cushions use 3 to 6 inches of foam. A 1-inch sheet works as a topper, a wrap layer, or for thin pads and backing.
Does it come with a cover?
No. The sheet is bare foam. You supply your own fabric cover, and adding a thin batting wrap helps the cover slide on and softens the edges.
How does it compare with softer foam?
It lasts longer and sags less than low-density foam, but it feels harder and compresses less. Choose it for support, not for a plush sink-in feel.
Where is the High Density Foam Firm 1"x24"x84" cheapest?
At Amazon, for $20.45, as of our latest check.
Where can I buy the High Density Foam Firm 1"x24"x84"?
2 stores we checked sell it, including Amazon, baytrim.com.

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