Water storage made easyTop brands, trusted everywhere
AK IndustriesSKU OC372000200638
Images may be inaccurate. See specs below to ensure accuracy.
1050 Gallon Heavy Duty Septic Tank Overview:
This Heavy Duty 1050-gallon septic/holding tank is IAPMO Certified and built from durable polyethylene for long-term wastewater containment. It features a single-compartment design with a 20" access opening and 20" lid for easy service and pumping access, making it a reliable choice for compliant installs where a large-capacity holding solution is required.
PLEASE NOTE: the image shown is for size reference only and provides an approximate visual scale comparing a septic tank to a person.
High-Quality Raw Material: Crafted from top-tier materials, this septic tank ensures longevity and reliability, providing you with a resilient solution for years to come.
Exceptional Design: The tank's design incorporates innovative engineering, guaranteeing efficient wastewater processing and minimal maintenance requirements.
One-Piece System: This septic tank is a seamless, one-piece system, meaning no leaks, no weak joints, and a lifespan that outlasts traditional alternatives.
State-Approved: This septic tank is approved in nearly every state, ensuring compliance with local regulations and peace of mind for homeowners and contractors.
IAPMO Certified: This septic tank proudly carries the IAPMO (International Association of Plumbing and Mechanical Officials) certification, underscoring its exceptional quality and adherence to industry standards.
CSA Approvals: In addition to IAPMO certification, this septic tank also boasts CSA (Canadian Standards Association) approvals, further attesting to its excellence.
Why Choose this 1050 Gallon Septic Tank:
Choose this Heavy Duty 1050-gallon septic/holding tank when you need a large-capacity, code-friendly solution backed by IAPMO certification for permitting and inspection confidence. Its durable polyethylene construction is built for long-term wastewater containment, while the single-compartment design keeps installation straightforward for holding applications. A 20" access opening with a 20" lid makes pumping and service access easier over the life of the system, and it’s supported by a Limited Lifetime Warranty for added peace of mind.
Septic Tank Frequently Asked Questions:
Q: Is this a septic tank or a holding tank?
A: This model is a single-compartment polyethylene holding tank with a 1050-gallon capacity, typically used for wastewater storage (often pump-and-haul) rather than multi-stage onsite treatment.
Q: What does “IAPMO Certified” mean for permitting and inspection?
A: IAPMO certification indicates the tank has been evaluated to a recognized standard, which generally supports permit submittals, inspector acceptance, and specification compliance.
Q: What are the exact dimensions, and how much space do I need?
A: The tank measures 133" (L) x 67" (W) x 55.75" (H). Plan additional room for excavation clearance, bedding material, plumbing connections, and placement access.
Q: How heavy is it—do I need equipment to set it?
A: The tank weighs 500 lb. Most installations use equipment (such as a loader or forks) to place it safely and accurately.
Q: What warranty comes with it?
A: It includes a Limited Lifetime Warranty. Coverage details depend on the manufacturer’s terms and typically assume proper installation and use.
Choose a kit from the dropdown above. Risers stack to reach burial depth; 10" risers are cut to length.
Filter kits add one Septic Tank Effluent Filter (AKS13200).
Choose a distribution box from the dropdown above to split the tank outlet across your drainfield laterals.
Choose a chamber bundle from the dropdown above. Every 10 chambers and 2 end caps make one capped run; pick the number of runs your permit calls for. Extra chambers and end caps can be added by the piece from the related products below.
Technical Drawing: View Septic Tank Drawing
| Feature | Standard | Heavy Duty |
|---|---|---|
| Certification | IAPMO Z1000-2007 | IAPMO Z1000-2007 |
| Max Depth | 24" | 48" |
| Traffic | Light lawn | Light lawn |
| Backfill | Gravel | Native soil |
| Lids | Green lids | Green lids |
| Dual Option | Available | Available |
Important Freight Notice: Products not listed as an available option for your state in the dropdown menu may require additional freight charges. If you do not see a product or configuration listed for your state, please contact us to confirm availability and obtain an accurate freight quote before placing your order.
Custom and Made to Order products are not returnable
A tank specialist can check sizing, fittings and delivery to your site. Mon–Fri, 8am–5pm EST.
Trusted since 2008
For business and municipal buyers
Freight coordinated to your site
Mon–Fri, 8am–5pm EST
1515 US 1, Sebastian, FL 32958(863) 261-8388
Have specs, drawings or just an idea? Our WST team helps size tanks, septic systems, spill containment and stormwater products every day.
Request a Project Quote
Do you manufacture products that fit the markets we serve? We can add your line to our offering and bring it to contractors and facilities and municipal buyers nationwide.
Become a WST SupplierSend us your question
