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Close-up of blue inflatable water weight bag showing fill valve and D-ring strap
Blue inflatable water weight bags scattered across a bounce house floor for structural anchoring
Multiple blue inflatable water weight bags piled inside a yellow-bordered bounce house floor
Two black round inflatable water weight bags with fill valves and carry handles on concrete floor

110lb Capacity Water Weight Bag for Inflatables

Original price was: $35.00.Current price is: $30.00.

The Water Weight Bag for Inflatables is a highly portable, non-inflatable 50kg commercial anchoring system engineered to replace bulky sandbags for securing bounce houses, slides, and tents.

Built from commercial-grade, puncture-resistant PVC, this 50x50x30cm water ballast offers a massive weight advantage while remaining incredibly easy to transport and store when empty. Much easier to install than traditional sandbags, the Water Weight Bag for Inflatables allows operators to carry lightweight collapsed bags to any venue and fill them on-site, providing instant heavy-duty wind stability across diverse event scenarios.

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Custom Project – Not for Direct Sale

The design shown is a custom project for demonstration purposes only.

MOQ: 1 PC / FOB: Guangzhou/Shenzhen / Shipping Not Included / Lead Time: From 7 Days

Full OEM/ODM customization available. Contact us for a personalized quote.

* IP Disclaimer: The design shown is a customer-commissioned custom project. All trademarks and product appearances belong to the respective client. We act solely as a manufacturing processor and do not own the intellectual property rights of this product.

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50kg/110lb Inflatable Water Weight Bag: The Easy Sandbag Alternative

Heavy-Duty 50kg Water-Filled Ballast – The Ultimate Sandbag Alternative

1. High-Flow Fill Valve and Leak-Proof Seal Technology

The heavy-duty Water Weight Bag for Inflatables offers a highly efficient anchoring alternative to messy sandbags. Equipped with a large-diameter, commercial-grade fill valve, each bag features an internal double-seal flap and a threaded safety cap. This ensures the 50kg water weight remains fully intact under pressure, allowing for rapid on-site deployment in under sixty seconds.

Water Weight Bag for Inflatables fill valve closeup

2. Pure Water-Filled Gravity: Easier Transport and Storage

Unlike traditional sandbags, these water ballast bags are soft-frame and fold flat when empty. A single worker can transport dozens of units effortlessly. Simply fill on-site to create a solid 50kg anchor, significantly reducing labor hours and shipping costs.

★ Factory Direct Customization: Need specific dimensions or custom logo patches? Our factory provides engineering modifications for wholesale buyers to fit your commercial rental requirements.

3. Multi-Scenario Usability

  • Indoor Venues: Ideal for concrete plazas where staking is prohibited.
  • Outdoor Lawns: Prevents damage and mess.
  • Commercial Rentals: Trusted for tents, domes, and bounce castles.
Water Weight Bag for Inflatables bounce house setup

4. Technical Specifications

Dimensions: 50cm x 50cm x 30cm

Capacity: 50 Liters (50kg / 110lbs)

Material: Heavy-Duty Puncture-Resistant Commercial PVC

Compliant with EN14960 and ISO 25649 safety standards.
Quality Standard

EN ISO 25649-1:2017, EN ISO 25649-2:2017, EN ISO 25649-3:2017, EN ISO 25649-6:2017, EN14960：2013

Size

50x50x30cm

Material

High quality waterproof PVC tarpaulin

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