Double Cone Springs Archives

Upholstery Coil Springs

Traditional Double Cone Springs for upholstery. Perfect for 8-way hand-tied units, deep seats, and classic furniture builds. Available in multiple gauges and heights.

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10 gauge (3.2mm) Double Cone Springs
£1.72 – £108.00 Select options This product has multiple variants. The options may be chosen on the product page
12 gauge (2.95mm) Double Cone Springs
£1.58 – £81.67 Select options This product has multiple variants. The options may be chosen on the product page
9 gauge (3.6mm) Double Cone Springs
£1.90 – £164.70 Select options This product has multiple variants. The options may be chosen on the product page

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What are Double Cone Springs?

Double Cone Springs – sometimes called Coil Springs – are the backbone of traditional 8-way hand-tied upholstery. Their unique shape offers flexibility at the top and bottom with strength through the middle, providing balanced support and long-lasting durability.

These springs are the choice for upholsterers restoring antiques or building high-end furniture where craftsmanship and comfort are essential.

Why Choose Foam4U’s Coil Springs? ✅

Traditional design – perfect for authentic 8-way hand-tied work.
Strength & durability – manufactured from hardened spring steel.
Multiple gauges available – match your furniture style and comfort level.
Trusted by upholsterers – used across restoration and trade workshops.

Applications 🛠️

Antique chair and sofa restoration.
High-end furniture builds.
Traditional upholstery methods.
Bespoke hand-crafted seating projects.

Complementary Products 🔗

For the best results, pair your Coil Springs with:

Twines – essential for tying springs securely.
Seat Spring Units – a quicker alternative to hand-tying.
Upholstery Tools & Equipment – spring stretchers, pliers, and hammers.
Sewing Needles, Pins & Skewers – essential hand tools for tying and finishing work.
Upholstery Felts – protect fillings and prevent spring wear.
Foam Cut to Size – cushioning layer above the spring unit.
Hair & Fibre Fillings – traditional comfort layers.

Compare with Other Spring Types 🔍

Tension Springs – individual springs, less labour-intensive than 8-way tie.
Zigzag Springs – modern serpentine option for quick seat builds.
Superloop Springs – lighter option for backs and sides.
Seat Spring Units – pre-assembled spring systems to save time.

Explore More 🌐

See all our Upholstery Springs, browse the Springs & Webbing range, or shop our complete Upholstery Sundries collection.

Technical Info 📏

Material: Hardened spring steel
Type: Double cone / hourglass spring
Use: Traditional 8-way hand-tied upholstery

FAQ ❓

What are Coil springs used for?
They’re designed for 8-way hand-tied upholstery, offering superior comfort and durability for sofas and chairs.

What gauge spring should I choose?
Heavier gauges are suited to firmer seating, while lighter gauges provide a softer feel.

How do you tie double cone springs?
Secure with Twines using an 8-way hand-tie method. You’ll need tools from our Upholstery Tools & Equipment, plus Sewing Needles, Pins & Skewers for precise work.

Do I need padding over double cone springs?
Yes ✅ — always cover with Upholstery Felts before adding Foam Cut to Size or Hair & Fibre Fillings.

Are double cone springs better than zigzag springs?
They offer superior craftsmanship and longevity but require more labour. Zigzag Springs are quicker to install, making them popular for modern builds.