PLASTIMO 18033 Space Boat Rv Flexible Freshwater Reservoir 26-GAL Tank

( Brand: Plastimo ), ( Part Type: Tank ), ( Manufacturer Part Number: 18033 )

Review PLASTIMO Small space Boat Rv 26-gal Flexible Freshwater Reservoir Tank fits MARINE

Introducing the Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank, a compact and efficient solution for storing freshwater on board your marine vessel. This lightweight and flexible tank is specifically designed for boats with limited space and is an essential accessory for extended cruises or liveaboard situations.

The Plastimo 18033 tank is made of robust and durable materials, including a UV-resistant and puncture-resistant flexible bladder, and a sturdy, ribbed, and reinforced outer shell. The bladder is made of food-grade, BPA-free, and phthalate-free materials, ensuring the safety and purity of the water stored inside. The outer shell is made of impact-resistant and UV-protected plastic, providing added protection against the elements.

This tank has a generous capacity of 26 gallons (98 liters), providing ample water for cooking, cleaning, and personal use. The tank's flexible design allows it to easily conform to the shape of the available space on your boat, making it a perfect choice for small or irregularly shaped areas. The tank also features a convenient carrying handle and a secure locking cap, ensuring easy transport and safe installation.

The Plastimo 18033 tank is designed to be easily connected to your boat's water system using standard marine hose fittings. It also includes a pressure relief valve, ensuring safe operation and preventing overpressure. The tank comes with all necessary mounting hardware and installation instructions, making installation quick and hassle-free.

Overall, the Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank is an excellent choice for boat owners who need a reliable and efficient way to store freshwater on board their vessel. Its compact and flexible design makes it ideal for small spaces, while its robust construction ensures durability and long-lasting performance. Whether you're cruising the coast or living aboard, this tank is an essential accessory that will provide you with peace of mind and the convenience of having a constant water supply on hand.

Pros and Cons of buying a Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank

The Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank is a popular choice for boat owners seeking a compact, flexible, and lightweight freshwater storage solution. In this analysis, we will discuss the key advantages and disadvantages of investing in this product.

1. Compact Design: With a capacity of 26 gallons, this tank is an excellent choice for small boats and RVs. Its flexible design allows it to be easily installed in tight spaces, making it a practical option for boaters with limited storage.

2. Lightweight: Weighing only 13.2 pounds when empty, this tank is easy to transport and install, making it a convenient choice for boaters who frequently move their vessels or need to add water storage capacity to their RVs.

3. Durable: The Plastimo 18033 tank is made from high-density polyethylene (HDPE) material, which is known for its durability and resistance to UV radiation, making it suitable for long-term use in marine and RV applications.

4. Flexible: The tank's flexible design allows it to be easily shaped to fit various installation spaces, reducing the need for custom modifications.

5. Easy to Install: The tank comes with a conveniently located fill opening and an easy-to-use vent system, making installation a straightforward process.

1. Limited Capacity: Compared to larger freshwater tanks, the Plastimo 18033 has a relatively small capacity of 26 gallons, which may not be sufficient for extended boating trips or larger RVs.

2. Potential for Leaks: Due to its flexible design, there is a risk of leaks if the tank is not installed correctly or if it is subjected to excessive pressure or stress. Proper installation and handling are essential to ensure the tank's longevity and to prevent potential leaks.

3. Limited Compatibility with Some Water Filtration Systems: The Plastimo 18033 tank's flexible design may not be compatible with some water filtration systems, which could limit its overall functionality for some users.

The Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank offers a compact, lightweight, and durable solution for boaters and RVers seeking additional freshwater storage capacity. While it has some limitations, such as a relatively small capacity and potential installation challenges, its advantages, including its flexible design, ease of installation, and durability, make it a worthwhile investment for those who need a space-saving and practical freshwater storage solution.

If you are looking for a compact and lightweight freshwater storage solution for your small boat or RV, the Plastimo 18033 Small-Space Marine Boat RV 26-Gal Flexible Freshwater Reservoir Tank is an excellent choice. However, it is essential to ensure proper installation and handling to minimize the risk of leaks and to consider the tank's limited capacity and compatibility with some water filtration systems before making your purchase.

part # 18033 prices

• $69.60-$121.71

specifications vesselvent:

• for models: Marine
• brand: Plastimo
• part type: Tank
• manufacturer part number: 18033

returns vesselvent:

• policy: No Returns

offer vesselvent:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 1
• started: July 30, 2025

general vesselvent:

• condition: New other see details
• Parts Accessories > Boat Parts > Plumbing Ventilation

payments vesselvent:

• credit card: Mastercard
• other
• wallet: Paypal

seller vesselvent:

• # reviews: 1063
• rating: 100.0%

shipping vesselvent:

• class: Standard, Economy
• cost: $29.75
• service: USPS Ground Advantage, UPS Ground Saver, UPS Ground
• carrier: USPS, UPS
• type: Calculated
• transit: 3-8 Days

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• Plastimo 16656 Flexible Freshwater Tank 39 Gal Model (53.3% similar) $106.02. (February 21st, 2026)