Shop 4 inch thick styrofoam board

Sponsored
$38.88
4 ft. X 8 ft. X 0.030 in. White High Impact Polystyrene HIPS Sheet
Home Depot
1
Free shipping
$38.88
4 ft. X 8 ft. X 0.030 in. White High Impact Polystyrene HIPS Sheet
Home Depot
$57.81
4 in. T Multi-Purpose Foam
Home Depot
70
$57.81
4 in. T Multi-Purpose Foam
Home Depot
$80.99
Owens Corning Foamular Ngx F250 3" X 48" X 96" Sse 32P
White Cap
$80.99
Owens Corning Foamular Ngx F250 3" X 48" X 96" Sse 32P
White Cap
$127.99
Owens Corning Foamular Ngx F250 4" X 48" X 96" Se 24P
White Cap
$127.99
Owens Corning Foamular Ngx F250 4" X 48" X 96" Se 24P
White Cap
$2.99
Craftfom Foam Block
Hobby Lobby
$2.99
Craftfom Foam Block
Hobby Lobby
$42.81
Goto Foam 4" Height X 24" Width X 96" Length 44ILD (Firm) Upholstery Cushion Made In USA
Amazon.com
1K+
Free shipping
$42.81
Goto Foam 4" Height X 24" Width X 96" Length 44ILD (Firm) Upholstery Cushion Made In USA
Amazon.com
$122.99
Assorted-Color Foam Board Sheets - Pack Of 25
School Outfitters
$122.99
Assorted-Color Foam Board Sheets - Pack Of 25
School Outfitters
$8.17
2 in. X 4 in. X 2 ft. Premium Southern Yellow Pine Dimensional Lumber (3-Pack)
Home Depot
29
Free shipping
$8.17
2 in. X 4 in. X 2 ft. Premium Southern Yellow Pine Dimensional Lumber (3-Pack)
Home Depot
$3.49
Craftfom Foam Block
Hobby Lobby
$3.49
Craftfom Foam Block
Hobby Lobby
$17.99
Poly Foam Pad - 4" X 22" X 22"
Hobby Lobby
$17.99
Poly Foam Pad - 4" X 22" X 22"
Hobby Lobby
$13.99
DNB Foam Blocks - 12 Pcs 4 X 4 X 2 Inch Rectangle EPS Polystyrene White Foam Bricks - Crafts And Arts Supplies
Amazon.com
37
$13.99
DNB Foam Blocks - 12 Pcs 4 X 4 X 2 Inch Rectangle EPS Polystyrene White Foam Bricks - Crafts And Arts Supplies
Amazon.com
$4.99
Foam Board
Hobby Lobby
$4.99
Foam Board
Hobby Lobby
$59.77
4"X24"X72" Regular Medium Density Sheet Foam
YourAutoTrim
$59.77
4"X24"X72" Regular Medium Density Sheet Foam
YourAutoTrim
$5.89
Craftfom Foam Block
Hobby Lobby
$5.89
Craftfom Foam Block
Hobby Lobby
$120.00
Schluter Systems Kerdi-Board 4-Ft X 8-Ft X 1/2-In Waterproof Polystyrene Foam Backer Board | KB1212202440
Lowe's
37
$120.00
Schluter Systems Kerdi-Board 4-Ft X 8-Ft X 1/2-In Waterproof Polystyrene Foam Backer Board | KB1212202440
Lowe's
$5.00
Foam Board
Matboard and More
$5.00
Foam Board
Matboard and More
$1.99
Smoothfom Foam Block
Hobby Lobby
$1.99
Smoothfom Foam Block
Hobby Lobby
$64.99
Foamtouch 4" Thick X 30" Wide X 72" Long High Density Upholstery Foam Sheet, 4X30x72, White
Amazon.com
70
Free shipping
$64.99
Foamtouch 4" Thick X 30" Wide X 72" Long High Density Upholstery Foam Sheet, 4X30x72, White
Amazon.com
$7.48
Attic Pine Oriented Strand Board (Common: 5/8 in. X 2 ft. X 4 ft. Actual: 0.594 in. X 23.75 in. X 47.75 In.)
Home Depot
73
Free shipping
$7.48
Attic Pine Oriented Strand Board (Common: 5/8 in. X 2 ft. X 4 ft. Actual: 0.594 in. X 23.75 in. X 47.75 In.)
Home Depot
$23.86
Hdpe Sheets
interstateplastics.com
$23.86
Hdpe Sheets
interstateplastics.com
$519.20
Polyethylene Sheet: Std, 4 ft X 4 Ft, 2 in Thick, Gray, Closed Cell, Plain, Soft (5 To 8 Psi) Model: ZUSA-XPE-4
Grainger
$519.20
Polyethylene Sheet: Std, 4 ft X 4 Ft, 2 in Thick, Gray, Closed Cell, Plain, Soft (5 To 8 Psi) Model: ZUSA-XPE-4
Grainger
$150.04
$217.39
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 5X Pack Building Panel
GTD Supply GMC
30% off
$150.04
$217.39
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 5X Pack Building Panel
GTD Supply GMC
$3,781.51
$7,737.84
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 178X Pack Building Panel
GTD Supply GMC
51% off
$3,781.51
$7,737.84
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 178X Pack Building Panel
GTD Supply GMC
$138.00
Custom Sized Plastic Sheets
Home Depot
67
Free shipping
$138.00
Custom Sized Plastic Sheets
Home Depot
$93.00
Foam Edge Protectors - 4 X 4 X 48", White - ULINE - Carton Of 34 - S-6065
Uline
$93.00
Foam Edge Protectors - 4 X 4 X 48", White - ULINE - Carton Of 34 - S-6065
Uline
$148.00
3/4 in. X 4 ft. X 8 ft. B3 Birch Plywood
Home Depot
$148.00
3/4 in. X 4 ft. X 8 ft. B3 Birch Plywood
Home Depot
$437.85
$652.09
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 15X Pack Building Panel
GTD Supply GMC
32% off
$437.85
$652.09
Ardex TLT 119 Lightweight Vapor-Resistant Waterproof XPS Foam Board 15X Pack Building Panel
GTD Supply GMC
$542.40
Plastic Sheet: 4 in Plastic Thick, 8 in W X 48 in L, White, Opaque, 4,400 Psi Tensile Strength Model: BULK-PS-UHMW-404
Grainger
$542.40
Plastic Sheet: 4 in Plastic Thick, 8 in W X 48 in L, White, Opaque, 4,400 Psi Tensile Strength Model: BULK-PS-UHMW-404
Grainger
$26.99
Cholemy 240 Pcs Foam Printing Plates 4 X 6 Inch Crafting White Foam Sheets Foam Board Thick Foam Papers Set For Scrapbooking, Card Making, DIY
Amazon.com
3
$26.99
Cholemy 240 Pcs Foam Printing Plates 4 X 6 Inch Crafting White Foam Sheets Foam Board Thick Foam Papers Set For Scrapbooking, Card Making, DIY
Amazon.com
$87.16
Polyethylene Sheet: Std, 4 ft X 8 Ft, 1/4 in Thick, Blue, Closed Cell, Plain, Firm (14 Psi), Smooth Model: 1001319BLU
Grainger
$87.16
Polyethylene Sheet: Std, 4 ft X 8 Ft, 1/4 in Thick, Blue, Closed Cell, Plain, Firm (14 Psi), Smooth Model: 1001319BLU
Grainger
$107.99
Owens Corning Foamular Ngx F400 2" X 48" X 96" Se 48P
White Cap
$107.99
Owens Corning Foamular Ngx F400 2" X 48" X 96" Se 48P
White Cap
$59.99
Zzrywuty 12 Pack Large Foam Boards 24" X 36", 5mm Thickness Styrofoam Foam Core Board For Crafts, White Poster Board Vision Board Presentation Board
Amazon.com
12
Free shipping
$59.99
Zzrywuty 12 Pack Large Foam Boards 24" X 36", 5mm Thickness Styrofoam Foam Core Board For Crafts, White Poster Board Vision Board Presentation Board
Amazon.com
$3.79
Basswood Sheet - 4"
Hobby Lobby
$3.79
Basswood Sheet - 4"
Hobby Lobby
$19.99
4 Inch Foam Balls For Crafts - 12 Pack Round White Polystyrene Spheres For DIY Projects, Ornaments, School Modeling, Drawing
Amazon.com
1K+
$19.99
4 Inch Foam Balls For Crafts - 12 Pack Round White Polystyrene Spheres For DIY Projects, Ornaments, School Modeling, Drawing
Amazon.com
$1,838.00
Proboard 4 ft. X 8 ft. Heavy-Duty Temporary Floor Protection Sheet (125/Pallet)
Home Depot
1
$1,838.00
Proboard 4 ft. X 8 ft. Heavy-Duty Temporary Floor Protection Sheet (125/Pallet)
Home Depot
$112.92
Polyethylene Sheet: Std, 4 ft X 4 Ft, 1/2 in Thick, White, Closed Cell, Plain, Medium (9 To 13 Psi) Model: ZUSA-XPE-51
Grainger
$112.92
Polyethylene Sheet: Std, 4 ft X 4 Ft, 1/2 in Thick, White, Closed Cell, Plain, Medium (9 To 13 Psi) Model: ZUSA-XPE-51
Grainger
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    Shop 4 inch thick styrofoam board

    Sponsored
    $38.88
    4 ft. X 8 ft. X 0.030 in. White High Impact Polystyrene HIPS Sheet
    Home Depot
    1
    Free shipping
    $38.88
    4 ft. X 8 ft. X 0.030 in. White High Impact Polystyrene HIPS Sheet
    Home Depot
    $57.81
    4 in. T Multi-Purpose Foam
    Home Depot
    70
    $57.81
    4 in. T Multi-Purpose Foam
    Home Depot
    $80.99
    Owens Corning Foamular Ngx F250 3" X 48" X 96" Sse 32P
    White Cap
    $80.99
    Owens Corning Foamular Ngx F250 3" X 48" X 96" Sse 32P
    White Cap
    $127.99
    Owens Corning Foamular Ngx F250 4" X 48" X 96" Se 24P
    White Cap
    $127.99
    Owens Corning Foamular Ngx F250 4" X 48" X 96" Se 24P
    White Cap
    $2.99
    Craftfom Foam Block
    Hobby Lobby
    $2.99
    Craftfom Foam Block
    Hobby Lobby
    $42.81
    Goto Foam 4" Height X 24" Width X 96" Length 44ILD (Firm) Upholstery Cushion Made In USA
    Amazon.com
    1K+
    Free shipping
    $42.81
    Goto Foam 4" Height X 24" Width X 96" Length 44ILD (Firm) Upholstery Cushion Made In USA
    Amazon.com
    $122.99
    Assorted-Color Foam Board Sheets - Pack Of 25
    School Outfitters
    $122.99
    Assorted-Color Foam Board Sheets - Pack Of 25
    School Outfitters
    $8.17
    2 in. X 4 in. X 2 ft. Premium Southern Yellow Pine Dimensional Lumber (3-Pack)
    Home Depot
    29
    Free shipping
    $8.17
    2 in. X 4 in. X 2 ft. Premium Southern Yellow Pine Dimensional Lumber (3-Pack)
    Home Depot
    $3.49
    Craftfom Foam Block
    Hobby Lobby
    $3.49
    Craftfom Foam Block
    Hobby Lobby
    $17.99
    Poly Foam Pad - 4" X 22" X 22"
    Hobby Lobby
    $17.99
    Poly Foam Pad - 4" X 22" X 22"
    Hobby Lobby
    $13.99
    DNB Foam Blocks - 12 Pcs 4 X 4 X 2 Inch Rectangle EPS Polystyrene White Foam Bricks - Crafts And Arts Supplies
    Amazon.com
    37
    $13.99
    DNB Foam Blocks - 12 Pcs 4 X 4 X 2 Inch Rectangle EPS Polystyrene White Foam Bricks - Crafts And Arts Supplies
    Amazon.com
    $4.99
    Foam Board
    Hobby Lobby
    $4.99
    Foam Board
    Hobby Lobby
    $59.77
    4"X24"X72" Regular Medium Density Sheet Foam
    YourAutoTrim
    $59.77
    4"X24"X72" Regular Medium Density Sheet Foam
    YourAutoTrim
    $5.89
    Craftfom Foam Block
    Hobby Lobby
    $5.89
    Craftfom Foam Block
    Hobby Lobby
    $120.00
    Schluter Systems Kerdi-Board 4-Ft X 8-Ft X 1/2-In Waterproof Polystyrene Foam Backer Board | KB1212202440
    Lowe's
    37
    $120.00
    Schluter Systems Kerdi-Board 4-Ft X 8-Ft X 1/2-In Waterproof Polystyrene Foam Backer Board | KB1212202440
    Lowe's
    $5.00
    Foam Board
    Matboard and More
    $5.00
    Foam Board
    Matboard and More
    $1.99
    Smoothfom Foam Block
    Hobby Lobby
    $1.99
    Smoothfom Foam Block
    Hobby Lobby
    $64.99
    Foamtouch 4" Thick X 30" Wide X 72" Long High Density Upholstery Foam Sheet, 4X30x72, White
    Amazon.com
    70
    Free shipping
    $64.99
    Foamtouch 4" Thick X 30" Wide X 72" Long High Density Upholstery Foam Sheet, 4X30x72, White
    Amazon.com

    • 4" Thick Polystyrene Sheets | In Stock – Ships Today