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1000 L Collapsible Flexible Rain Barrel Tank – Heavy-Duty Water Storage

🌧️ Product Summary The 1000 L Collapsible Flexible Rain Barrel Tank – Heavy-Duty Water Storage by Keystar (RAINBOW system line) is a large-capacity rainwater harvesting solution designed for residential, agricultural, and commercial water storage needs. Built from heavy-duty UV-resistant flexible materials, it provides a durable, portable, and space-efficient alternative to...

Price: $41.80 USD – $43.70 USD

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Dresses Size Chart

Dress Size Chart (Inch)
DRESSES
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 34"-35"
S 2-4 33"-34" 26"-27" 36"-37"
M 6-8 35"-36" 28"-29" 38"-39"
L 10-12 37"-39" 30"-32" 40"-42"
XL 14 40"-42" 33"-35" 43"-45"
Dress Size Chart (cm)
DRESSES
SIZE IN CM
SIZE US / CAN BUST WAIST HIPS
XS 0 78.7-81.2 60.9-63.5 86.3-88.9
S 2-4 83.8-86.3 66-68.5 91.4-93.9
M 6-8 88.9-91.4 71.1-73.6 96.5-99
L 10-12 93.9-99 76.2-81.2 101.6-106.6
XL 14 101.6-106.6 81.2-88.9 109.2-114.3

Swimwear Size Chart

Dress Size Chart (Inch)
SWIMWEAR
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 33"-34"
S 2 33"-34" 26"-27" 35"-37"
M 4 35"-36" 28"-29" 37"-38"
L 6 37"-39" 30"-32" 39"-41"
XL 8 40"-42" 33"-35" 42"-44"

Shoes Size Chart

US EURO UK AUS JAPAN CHINA
5 35-36 3 3.5 21.5 35
5.5 36 3.5 4 22 35.5
6 36-37 4 4.5 22.5 36
6.5 37 4.5 5 23 36.5
7 37-38 5 5.5 23.5 37
7.5 38 5.5 6 24 37.5
8 38-39 6 6.5 24.5 38
8.5 39 6.5 7 25 38.5
9 39-40 7 7.5 25.5 39
9.5 40 7.5 8 26 39.5
10 40-41 8 8.5 26.5 40
11 41-42 9 9.5 27.5 41

Delivery

    All orders shipped with UPS Express.

    Always free shipping for orders over US $250.

    All orders are shipped with a UPS tracking number.

Returns

    Items returned within 14 days of their original shipment date in same as new condition will be eligible for a full refund or store credit.

    Refunds will be charged back to the original form of payment used for purchase.

    Customer is responsible for shipping charges when making returns and shipping/handling fees of original purchase is non-refundable.

    All sale items are final purchases.

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🌧️ Product Summary

The 1000 L Collapsible Flexible Rain Barrel Tank – Heavy-Duty Water Storage by Keystar (RAINBOW system line) is a large-capacity rainwater harvesting solution designed for residential, agricultural, and commercial water storage needs. Built from heavy-duty UV-resistant flexible materials, it provides a durable, portable, and space-efficient alternative to rigid water tanks.

This 1000-liter collapsible rain barrel is ideal for collecting and storing rooftop rainwater for irrigation, gardening, farming, construction use, and emergency water supply. Its foldable structure ensures easy installation, transport, and seasonal storage, making it highly efficient for both small and large-scale water management systems.


🌿 Best Applications

  • 🌧️ Large-scale rooftop rainwater harvesting systems
  • 🌱 Agricultural irrigation and farm water supply
  • 🏗️ Construction site water storage and usage
  • 🏡 Residential emergency water backup systems
  • 🌿 Garden and landscape irrigation networks
  • ♻️ Sustainable water recycling and conservation projects
  • 🚜 Rural and off-grid water storage solutions

⚖️ Comparison Table

Feature 1000 L Flexible Collapsible Rain Barrel Traditional Rigid Water Tank Concrete Water Storage System
Installation Quick, tool-free setup Moderate installation effort High construction time
Portability Fully collapsible & movable Fixed once installed Permanent structure
Space Efficiency Highly space-saving when empty Always occupies space Permanent land usage
Scalability Multiple size options available Limited modular expansion Difficult to scale
Material Heavy-duty UV-resistant flexible PVC Hard plastic or HDPE Cement/concrete
Maintenance Easy cleaning & storage Moderate maintenance High maintenance
Cost Efficiency Low to medium cost Medium cost High cost
Best Use Case Rainwater harvesting & emergency storage General water storage Permanent municipal systems

⚙️ Technical Specifications

Specification Details
Product Name 1000 L Collapsible Flexible Rain Barrel Tank – Heavy-Duty Water Storage
Brand Keystar (RAINBOW system line)
Capacity 1000 Liters
Material Heavy-duty UV-resistant flexible PVC
Structure Type Collapsible / foldable rainwater tank
Support System Multi-rod reinforced structure (varies by size)
Installation Type Tool-free assembly
Usage Type Rainwater harvesting & water storage
Weather Resistance UV-resistant and outdoor-grade durability
Portability Lightweight and collapsible when empty
Size Options 25L to 1350L range available
Included Components Flexible tank body, support rods, fittings (varies by configuration)
Application Scope Residential, agricultural, industrial, emergency use

🏭 Trust / Manufacturer Section

The Keystar flexible rain barrel system under Soft Liquid Tank represents a trusted line of high-capacity water storage solutions designed for durability, flexibility, and long-term performance. Since 2006, the RAINBOW/Keystar manufacturing system has delivered reliable water storage technologies used in residential, agricultural, and industrial environments.

Soft Liquid Tank ensures every unit meets strict quality standards, focusing on:

  • Heavy-duty multi-layer PVC engineering for long service life
  • UV-resistant and weatherproof construction for outdoor use
  • Leak-resistant and reinforced structural design
  • Eco-friendly rainwater harvesting solutions for sustainable water management

Keystar rain barrels are widely used for scalable water storage projects where flexibility, cost-efficiency, and portability are essential.

Have Questions? Contact Us!

📞 Call us: +86-29-88369398
📧 Email us: connie@softliquidtank.com
📱 WhatsApp us: +86-18829501828

Let us know your specific water storage needs, and we’ll be happy to assist you!

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Express Delivery

  • Europe & USA within 2-4 days
  • Rest of the world within 3-7 days
  • Selected locations

Frequently asked questions

How much water can the tank store?

The tank can store up to 1000 liters of harvested rainwater.

Can the tank be folded when not in use?

Yes, the collapsible design allows compact folding for convenient storage and transportation.

Is the tank suitable for outdoor installation?

Yes, the reinforced PVC material is UV-resistant and designed for long-term outdoor use.

What can harvested rainwater be used for?

Collected rainwater can be used for irrigation, landscaping, greenhouse operations, outdoor cleaning, and other non-potable applications.

Why choose a collapsible rainwater tank?

Collapsible tanks offer easier transportation, lower storage requirements, and greater flexibility compared to traditional rigid tanks.