Picture of HERO™ 15ft Trampoline
FREE JUMPSLIDE
Picture of HERO™ 15ft Trampoline
Picture of HERO™ 15ft Trampoline
Picture of HERO™ 15ft Trampoline
Picture of HERO™ 15ft Trampoline

HERO™ 15ft Trampoline

4.9 out of 5 star rating
4.9 star rating1,032 reviews
FREE JUMPSLIDE

FREE JUMPSLIDE

FREE JUMPSLIDE™ worth £149.95 with every trampoline purchase + discounted delivery*! Ends Sunday.
Clearpay
Estimated Delivery

3–5 business day delivery

Warranty

10 year warranty

The HERO™ 15 ft Trampoline is the ultimate premium model for those seeking maximum trampoline fun. With a massive 4.8m diameter and a 4m jumping mat, it offers the most space for flips, tricks, and endless enjoyment. Supporting up to 250kg, it accommodates multiple jumpers, making it ideal for large families or groups of friends. Jumpflex® ensures safety and durability with advanced features like a high-strength safety net and robust, stable frame. This is the best 15 ft trampoline for transforming any UK backyard into the ultimate play zone.

Real Reviews From Real Customers

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4.8 out of 5 star rating
4.8 star rating14,557 reviews
Andrew L. Verified Buyer6 January 2026
5.0 out of 5 star rating
1 reviews
Excellently constructed trampoline! The frame was much heavier gague steel than the SuperTramp we were replacing. Easy to put together and clear instructions. Last but not least, the customer service ...
Andrew L. Verified Buyer6 January 2026
5.0 out of 5 star rating
1 reviews
Excellently constructed trampoline! The frame was much heavier gague steel than the SuperTramp we were replacing. Easy to put together and clear instructions. Last but not least, the customer service ...
Christine W. Verified Buyer6 January 2026
5.0 out of 5 star rating
1 reviews
Good service and fast shipping
Christine W. Verified Buyer6 January 2026
5.0 out of 5 star rating
1 reviews
Great trampoline the ids love it 👍
Shannon S. Verified Buyer5 January 2026
5.0 out of 5 star rating
1 reviews
Great value for money , good quality and looks great. Also easy to put together. And it got delivered very quickly.
Tracy C. Verified Buyer4 January 2026
5.0 out of 5 star rating
1 reviews
Delivered on time. Driver very helpful. Easy assembly. Exceptional quality.
Tracy C. Verified Buyer4 January 2026
5.0 out of 5 star rating
1 reviews
100% 5 star review. Delivered on time. Easy assembly, even in the dark with a head torch. Quality is superb.
Michael C. Verified Buyer2 January 2026
5.0 out of 5 star rating
1 reviews
I bought the 10 foot Jumpflex trampoline for my two grandchildren aged 7 and 11. After reading reviews of other companies trampolines I decided to go for the Jumpflex and so glad I did. At first it wa...
Martin H. Verified Buyer31 December 2025
5.0 out of 5 star rating
1 reviews
Great product very easy assembly all push fit clips. Very fast delivery.
Chris 30 December 2025
5.0 out of 5 star rating
1 reviews
We upgraded to a Hero trampoline because my oldest son used his older one to regulate so much he wore it out! The JumpFlex one is miles better, much more robust and should keep him going until he gets...
Kathy K. Verified Buyer29 December 2025
5.0 out of 5 star rating
1 reviews
Amazing trampoline well Worth the money
Melanie S. Verified Buyer29 December 2025
5.0 out of 5 star rating
1 reviews
We bought the 14ft trampoline for our grandson for Christmas. Excellent quality and easy to put together if you’re practical. The DHL courrier service was diabolical but the Jumpflex Customer Service ...

A new generation of Jumpflex®

The lifetime trampoline

hero logo

Our new generation HERO™ 15 ft trampoline has been designed from the ground up with all the latest Jumpflex® innovations, bringing your family the ultimate bouncing experience + a great new look + even greater safety!

Choose Jumpflex® and play for life!

strong icon

Massive 10 year warranty

We stand for strength! Our trampolines in UK currently come with a massive 10 year warranty on the frame.

weight rating icon

Gigantic 250 kg weight rating

All our models feature one of the best trampoline weight ratings on the market of up to 250 kg.

huge bounce icon

Huge bounce science

A high-quality trampoline frame and an innovative spring system equals a bigger, smoother bounce. Check out our reviews!

clip together trampoline frame

World's first weld-free, bolt-free trampoline

Patented FrameFusion™ technology

Our 2024 model’s patented eco-friendly design has zero bolts and no welds, meaning it takes half the assembly time of traditional trampolines.

FrameFusion™

TECHNOLOGY

What's more, the way our engineers have designed the trampoline, means that less nasties are required in the manufacturing process, which makes our trampolines the most eco-friendly around, removing pollutants that can impact our builders and the environment.

jumpflex trampoline assembly timelapse video

Easy & quick to assemble

Can be put together in as little as 20mins*

Our 2024 model’s patented eco-friendly design has zero bolts and no welds, making it one of the fastest trampolines in the world to assemble!

*Based on two people, assembly times may vary.

backflip on trampoline with water

Designed for safety

Built to last

We’ve made our 15 ft trampolines with safety in mind! Built to global safety certification standards: ASTM & CE. Jumpflex® trampolines are recognised as the ultimate in trampoline design.


360-degree protection

SafeSeal™ technology

360 safety trampoline

Our 15 ft trampolines feature a 360-degree net safety enclosure to prevent the chance of accidents. Jumpflex® nets securely clip down to the jumping mat all the way around the trampoline. This unique SafeSeal™ system ensures that there is no possibility for kids to fall out.

top of hero trampoline net

Soft & strong safety net

TightWeave™ technology

Our tight-weave safety nets are woven together with TightWeave™ technology, using 100% high-strength polyester, with an active UV protection additive. Incredibly durable, these are the best nets around, which is why they have the best warranty around!

Grade 6 Intertek UV Testing
6
More durable than standard nets
250%

Built to last a lifetime

6 layer anti-rust coating: Protection from mother nature

jumpflex anti-rust frame treatment video

As well as looking great in your backyard, Jumpflex® 15 ft trampolines are designed to stand the test of time. Jumpflex® metal components undergo a 6-layer rust-proofing and durability process.

All metal components are galvanised inside and out with a hard-wearing zinc coating. Visible sections are finished with a UV-resistant black powder coating. This ensures Jumpflex® trampolines will remain a property feature you'll be proud of.

space between poles trampoline safety netting

More space between you and the poles

More bouncing, less risk

With our unique patented design, the poles curve away from the trampoline, so you can go crazy! Flip, spin, twirl and do all the stuff that makes bouncing so much fun, with less risk.

kids bouncing

Massive 250 kg total weight rating!

Built for the whole family

Strong trampolines equal bigger, smoother bouncing for the whole family. Good thing our new Jumpflex® HERO™ 15 ft trampoline has an innovative dual ring frame, which makes this range of trampolines our strongest and most stable ever. These 15 ft trampolines are engineered using high-tensile steel that will never buckle or lose shape, achieved through a world leading zero-bolt, zero-weld approach.

This all means our HERO™ 15 ft trampolines can handle an incredible 250 kg load and a max individual user weight of 160 kg.

Total weight rating
250 kg
Max individual user weight
160 kg
jumpflex big bounce science

Big bounce science

Jumpflex® spring technology

Trampoline pros agree, Jumpflex® springs deliver “the most awesome bounce”. That’s why to build the best 15 ft trampoline, we’ve invested in engineering the best springs on the market. Our high-tensile extension springs give our bouncers smooth, deep bouncing and maximum airtime.

While ideal for jumpers weighing 20 kg - 100 kg, Jumpflex® trampolines have a maximum total weight rating of 250 kg!

jumpflex dual ring

DualRing™ frame

Extra strength and durability

Our 15 ft HERO™ trampoline utilises a top and bottom DualRing™ frame, with high tensile 42 mm steel tubing used for the upper ring and 38 mm high tensile steel used for the lower ring. Combined, they make our HERO™ model far stronger and more stable than other trampolines.

Dimensions / Specs

Yard space
4.8 m diameter at widest point. 1 m recommended free space around the trampoline.
Jumping mat diameter
4 m
Number of springs
96
Spring length
180 mm
Total weight rating
250 kg
Frame tube diameter
42 mm
Floor to mat height
89 cm
Net height
1.8 m
Total trampoline height
2.7 m
Box dimensions
  • Box 1 - 29.9 kg
    L: 119 cm, W: 49 cm, H: 25 cm
  • Box 2 - 29.5 kg
    L: 111 cm, W: 49 cm, H: 15 cm
  • Box 3 - 13.2 kg
    L: 100 cm, W: 29 cm, H: 18 cm
  • Box 4 - 28 kg
    L: 103 cm, W: 60 cm, H: 15 cm
  • Box 5 - 26.5 kg
    L: 91 cm, W: 20.5 cm, H: 19 cm

Bring The Fun With Accessories!

Picture of Lifetime Warranty

Lifetime Warranty

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£39.95 £149£59.95 £199
projam jumpflex trampoline basketball hoop with sofft edges

PROJAM™

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£69.95
Picture of JUMPSLIDE™

JUMPSLIDE™

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£149.95
jumpflex smartshade trampoline sunshade and protective cover

SMARTSHADE™

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£19 £49
Picture of ANCHORKIT™ PRO

ANCHORKIT™ PRO

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£39.95
jumpflex aquajet trampoline sprinkler kit

AQUAJET™

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£29.95
Picture of FLEXBOARD™

FLEXBOARD™

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£119.95
Picture of SCOOTER

SCOOTER

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£99.95