Atlantic
3900 GPH Pump Vault
Best durable housing for professional-grade pond and waterfall circulation systems.
The Atlantic 3900 GPH Pump Vault is designed to protect and house essential underground water circulation components like pumps, plumbing, and auto-fill valves. Constructed from durable, rotomolded polyethylene, this vault offers long-lasting, worry-free service. It features a large 10-inch opening and secure covers for easy access to pumps and accessories. The versatile design accommodates plumbing from 1.5" to 6" pipe sizes, making it suitable for a wide range of projects from large waterfalls to rainwater cisterns. Extensions are available for deeper installations.
$259.99
Owner Satisfaction
4.6
/ 5
Category Rank
496
/ 2527
#496 in Fountain & Pond Accessories
Price vs Category Average
-46%
Below average
Material
Rotomolded Polyethylene
/ Rotomolded Polyethylene
Who it's for
- Pond owners seeking quick and simple routine maintenance
- DIYers looking to maximize the longevity of their pump
- Gardeners wanting consistent water flow without frequent clogging
Who should skip it
- Beginners intimidated by heavy digging and site preparation
- Budget-conscious installers prioritizing minimal upfront equipment costs
- Designers working with limited space for natural camouflage
Performance breakdown
Structural Durability
Rotomolded polyethylene construction ensures long-term resilience against heavy soil pressure.
Installation Versatility
Broad pipe compatibility handles diverse plumbing configurations with ease.
Maintenance Access
Large opening and secure covers make routine pump servicing straightforward.
Flow Capacity
Robust design efficiently manages high-volume water circulation for demanding features.
System Expandability
Modular design supports essential add-ons like auto-fills and ionizers seamlessly.
Depth Adaptability
Optional extensions provide necessary flexibility for deeper, custom-built installations.
Key Specs
Material
Rotomolded Polyethylene
Product Length
12"
Product Width
17"
Product Height
22.5"
Boxed Weight
12 lbs
Maximum Pump Flow Rate
3900 gph
Discharge Outlets
1.5" & 2" step outlets
Pipe Compatibility
1.5" through 6" pipe
Features
- Houses and protects pumps and plumbing
- Virtually indestructible polyethylene construction
- Accommodates multiple accessories
- Easy access via tight-fitting covers
- Flexible plumbing options (1.5" to 6" pipe)
- Ideal for waterfalls and cisterns
- Rotomolded for durability
What customers say
Customers consistently praise the robust quality and thoughtful design of the Atlantic 3900 GPH Pump Vault. Reviewers highlight its exceptional durability, noting the thick walls and sturdy construction provide reliable protection for expensive pumps. A major benefit is the ease of maintenance; the large access lid and integrated debris net simplify cleaning and pump servicing significantly. This vault is viewed as a necessary investment that streamlines pond management and ensures long term system health.
Know before you buy
This vault acts as a protective housing for your pond or waterfall pump, plumbing, and auto-fill valves. By keeping these components underground, it protects them from debris and damage while providing easy access for maintenance.
Yes, the vault is designed to be expandable. If your installation requires a deeper setup, you can purchase additional Pump Vault Extensions to increase the height.
The vault is highly versatile and accommodates a wide range of pipe sizes, from 1.5 inches up to 6 inches. It also features pre-molded 1.5-inch and 2-inch step outlets for standard discharge connections.
Absolutely. The vault is constructed from rotomolded polyethylene, which is designed to be virtually indestructible and resistant to the pressures of being buried underground.
The interior space is designed to house several essential components, including check valves, ionizers, and auto-fill valves, keeping your entire water circulation system organized in one spot.
Access is straightforward thanks to the 10-inch top opening. The unit comes with a secure, tight-fitting cover that keeps debris out while allowing you to quickly remove it for routine pump cleaning or inspections.
Still have a question?
Ask Hayley anything about this product before you decide.