Foam wedge seat cushion cut to size – ergonomic posture support foam
Foam Wedge Seats Cut to Size

Select options This product has multiple variants. The options may be chosen on the product page

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Foam Wedge Seats Cut to Size

Choose between a standard foam make up or bonded (multi foam)
The Budget Blue Foam (Grade 33) is our most used high-density foam grade. It is a firm foam, widely used for dining pads, upholstery repairs, garden seating, window seats and caravan seating. For high-use items, please choose the Premium Blue foam instead.

Specification/Data Information
  • Colour - Blue
  • Density (Kg/m3) (1) 34-37
  • Hardness (N) (2) 110-140
  • Tensile (ka-min) (4) 50
  • Elongation (% min) (4) 90
  • The "36 Budget Beige Foam" is perfect for sofa cushions, seat pads, and campervans. Its optimal density, hardness, and durability ensure comfortable seating and long-lasting support. Whether you need cushioning for your living room, dining chairs, don-the-go sleeping arrangements, this foam grade has you covered.

    Specification/Data Information
  • Colour - Beige/Pink
  • Density (Kg/m3) (1) 34-37
  • Hardness (N) (2) 110-140
  • Tensile (kPa-min) (4) 50
  • Elongation (% min) (4) 90
  • Our Premium Blue Firm Foam (Grade 39) is a high-density foam, perfect for sofa seats if you are looking for a very firm cushion. It is also suitable for many other applications, including upholstery repairs, boat seating, caravan and campervan seating, window seats, dining pads and much more. Our premium blue 39h foam can be supplied in either pale pastel or a ocean blue colour. Both have the exact same density’s and properties to one another. Colour is purely dependant on the supplier it is provided from.

    Specification/Data Information
  • Colour - Blue
  • Density (Kg/m3) (1) 38-40
  • Hardness (N) (2) 180-220
  • Tensile (kPa-min) (4) 50
  • Elongation (% min) (4) 90
  • Comp set (% max) (5) 8
  • Our 6lb Recon Foam is a very firm grade, used for hard-wearing seats. It’s ideal for bar seating and stools, church kneelers, gym mats and other hard-wearing commercial furniture.
    Our Memory Foam is a high quality foam, used to add extra comfort and support to any mattress. It can also be used for mattress toppers, pillows, wheelchair cushions and much more.

    Specification/Data Information
  • Colour - Yellow/White
  • Density (Kg/m3) (1) 38-42
  • Hardness (N) (2) 60-90
  • Tensile (kPa-min) (4) 50
  • Elongation (% min) (4) 160
  • Recovery Rate 3-second
  • Luxury Reflex Grey Foam is a high-quality foam that offers excellent bounce and resilience. It is specifically designed for sofa seating applications, making it a perfect choice for those looking for a comfortable and supportive seating experience. With its grey color and luxurious feel, it is our most popular foam grade and is sure to elevate the look and feel of any seating area. Whether you're looking to upgrade your living room or design a new seating area for your office, Luxury Reflex Grey Foam is the perfect choice.

    Specification/Data Information
  • Colour - Grey
  • Density (Kg/m3) (1) 40-42
  • Hardness (N) (2) 130-160
  • Tensile (kPa-min) (4) 100
  • Elongation (% min) (4) 250
  • Our Luxury Reflex Pink Foam is a premium high-density soft foam. This foam grade is a suitable choice for the replacement of sofa back cushions (which are fibre filled or foam filled).

    Specification/Data Information
  • Colour - Orange
  • Density (Kg/m3) (1) 38-40
  • Hardness (N) (2) 100-140
  • Tensile (kPa-min) (4) 50
  • Elongation (% min) (4) 90
  • Our White Foam is a budget craft foam, that can be used for crafts projects, upholstery repairs, headboards and much more. Not suitable for sitting on!

    Specification/Data Information
  • Colour - White
  • Density (Kg/m3) (1) 24-26
  • Hardness (N) (2) 50-70
  • Tensile (kPa-min) (4) 50
  • Elongation (% min) (4) 150
  • *Please add the ratio of foams e.g. 60% Memory Foam / 40% Premium blue if selecting "Memory Foam Mixed With FS Premium 39H Blue Firm"
    Extras are a great way to add to your foam
    You should always fit stockinette to your order. In simple terms Stockinette makes it much easier to slide the foam in an out of your cover and will not only reduce creasing of fabric but prevent premature wear to both the foam and the cover - ensuring your cushions retain their shape better and last longer. Read More About Stockinette (Please Note Maximum Width for Stockinette = 135cm)
    Helps extend the lifespan of your foam cushions.
    Please note there is a minimum order of £25 on all made to measure Foam
    Grand total
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    mprove posture, comfort, and support with Foam Wedge Seats Cut to Size from Intercounty Supplies. Designed with a natural slope, wedge seat cushions help align the body, reduce strain, and add ergonomic comfort to seating.

    Whether you’re upgrading chairs, sofas, vehicles, or specialist seating, our wedge foam is cut precisely to your measurements for a professional fit. With over 30 years of experience and as one of the UK’s biggest foam converters, we supply both domestic and trade customers across the UK with precision-cut wedge seat foam.


    Key Features & Benefits

    • Custom Cut to Size – Wedge foam cut to your required width, depth, slope, and thickness.

    • Ergonomic Support – Angled design promotes better posture and reduces back strain.

    • Premium Foam Grades – Choose from soft, medium, firm, high-density, or memory foam.

    • Durable & Long-Lasting – Engineered to resist sagging and flattening, even with daily use.

    • Optional Upholstery Finishing – Add dacron wrap and stockinette for a smooth, professional finish.

    • Precision CNC Cutting – Guarantees accurate angles and consistent wedges for single orders or bulk trade supply.


    Applications

    Foam wedge seats are ideal for:

    • Chairs and sofas needing extra back or seating support

    • Wheelchairs and mobility seating for posture correction

    • Caravans, campervans, and boats for angled seating areas

    • Office seating to promote healthier posture

    • Specialist furniture and medical seating projects


    Why Choose Intercounty Supplies?

    Since 1990, Intercounty Supplies has been a trusted supplier of high-quality foam cut to size. As one of the UK’s largest foam converters and upholstery trade suppliers, we combine scale, experience, and technology to provide foam solutions that last.

    Why customers choose us:

    • Over 30 years of expertise in foam conversion

    • Large-scale trade supply with bulk ordering available

    • CNC profiling for precise wedge angles and accurate sizing

    • Nationwide delivery supported by our own fleet of 5 artic trucks and 15 Luton vans

    • Trusted by upholsterers, furniture makers, and specialist seating suppliers across the UK


    How to Order

    1. Measure the width, depth, slope, and thickness required.

    2. Select your foam grade – soft, medium, firm, high-density, or memory foam.

    3. Add optional dacron wrap and stockinette for a professional finish.

    4. Place your order – we’ll cut your wedge seat foam with CNC accuracy and deliver it nationwide.


    FAQs

    What is a foam wedge seat?
    It’s an angled cushion made from foam, cut to size, designed to provide ergonomic seating support and improved posture.

    How do I measure for a wedge seat?
    Measure the width (left to right), depth (front to back), height at the back and front, and the required thickness. From these, we can calculate the angle if you don’t know it.

    What foam grades are available?
    We supply soft, medium, firm, high-density, and memory foam, so you can select the level of comfort and support that suits your seating.

    Where can wedge seats be used?
    They are ideal for chairs, sofas, caravans, campervans, boats, wheelchairs, and office seating where posture and comfort are important.

    Can you cut exact wedge angles?
    Yes — our CNC profiling technology ensures wedges are cut to precise slopes and consistent measurements.

    Do you supply trade orders?
    Yes — as one of the UK’s biggest foam converters, we handle both single custom orders and bulk trade supply, delivering nationwide.

    Do you provide finishing options?
    Yes — you can add dacron wrap for softness and shape retention, and stockinette for easier cover fitting and foam protection.


    Order Today

    Improve seating comfort and posture with Foam Wedge Seats Cut to Size from Intercounty Supplies – trusted for quality and precision across the UK since 1990.

    👉 Order now and get wedge seat foam cushions tailored to your measurements.

    💬 Need help with slope angles, foam grades, or trade supply? Contact us here – our expert team is ready to guide you.

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