The Ultimate Guide to Infiltrator Septic Systems: Everything You Need to Know

March 3, 2025

Why You Should Consider an Infiltrator Septic System

Septic system issues—slow drainage, foul odors, or messy backups—can turn your home’s wastewater management into a nightmare. Maybe you’ve had to dig up half your yard just to fix a drain field problem, only to face the same issues a few years later.

That’s where an Infiltrator Septic system comes in. Designed with advanced chamber technology, it improves wastewater treatment efficiency, reduces maintenance, and extends the system’s lifespan. In fact, many homeowners report up to 30% better drainage performance compared to traditional gravel-based systems. Plus, it’s more environmentally friendly, using recycled materials and requiring less land disturbance.

Another big advantage? Faster installation. Traditional systems can take days to install due to extensive excavation, but Infiltrator systems are lightweight and modular, cutting labor time significantly. That means less hassle for you and lower overall costs.

But is it really the right choice for your property? Let’s break it down.

What Is an Infiltrator Septic System?

An Infiltrator Septic system is a modern, eco-friendly alternative to traditional gravel-based drain fields. Instead of relying on tons of stone and deep trenches, it uses lightweight chamber technology to distribute wastewater more efficiently. This means:

Less excavation – Reduces disruption to your yard and speeds up installation.
Faster installation – Modular design cuts labor time significantly.
More effective drainage – Improves wastewater absorption and reduces pooling.

Think of it like upgrading from an old-school, bulky hard drive to a sleek, high-speed SSD—it’s designed to work smarter, not harder while enhancing overall septic system efficiency.

Another major advantage? Long-term durability. Traditional gravel systems can become clogged or compacted over time, leading to expensive repairs. Infiltrator systems, however, are designed to resist soil compaction and promote better aeration, keeping your system functioning efficiently for years.

Additionally, since these systems require fewer materials and cause less land disturbance, they’re a more sustainable choice, helping you reduce your environmental impact while maintaining a reliable wastewater treatment system.

How Does an Infiltrator Septic System Work?

When you flush a toilet or use water in your home, the wastewater flows into a septic tank, where heavier solids settle at the bottom while lighter materials, like grease, float to the top. The liquid portion, known as effluent, then moves into the drain field, where it gets naturally filtered and absorbed into the soil.

Traditional septic systems use gravel-filled trenches to disperse the wastewater, but an Infiltrator Septic system replaces gravel with lightweight, plastic chambers that have open bottoms and side vents. This design improves water absorption and aeration, promoting faster filtration and reducing the risk of system failures caused by soil compaction or clogging.

To maximize the effectiveness of your system, installing a septic riser can provide easy access for future maintenance and pumping.

Benefits of the Infiltrator Septic System

  • Eco-Friendly – Made from recycled materials and requires less land disturbance, making it a greener choice.
  • Cost-Effective – Eliminates the need for expensive gravel, reduces labor costs, and speeds up installation.
  • Longer Lifespan – Enhanced water absorption minimizes clogging and soil saturation, reducing the need for costly repairs.
  • Compact Design – Ideal for small or challenging lots, making it perfect for properties with limited space.
  • Better Performance – Promotes better aeration and prevents standing water, reducing odors and system overloads.

By choosing an Infiltrator Septic system, you're investing in efficiency, durability, and sustainability—all while ensuring your property’s wastewater is handled effectively.

Installing an Infiltrator Septic System: What You Need to Know

If you're planning to upgrade or install a new septic system, you might be wondering: Can I handle this myself, or do I need a professional? While an Infiltrator Septic system is easier to install than traditional gravel-based systems, it still requires proper site evaluation, precise placement, and compliance with local regulations. That’s why hiring a licensed septic contractor is the best way to ensure long-term performance and avoid costly mistakes.

Easier installation compared to traditional gravel systems.
Requires expert knowledge of soil conditions and local codes.
Ensures long-term efficiency with professional setup.

To keep your system running efficiently, regular septic tank pumping is essential to prevent clogs and overflow.

Step-by-Step Installation Process

Installing an Infiltrator Septic System is a straightforward process, but it requires careful planning and precision to ensure optimal performance. Each step plays a crucial role in creating an efficient and long-lasting wastewater treatment solution. Here’s what to expect during the installation:

Site Evaluation

A septic professional will assess your soil type, property size, and drainage capacity to determine the best placement for your system. They'll also check local regulations and permit requirements to ensure compliance. A thorough site evaluation prevents potential drainage issues and ensures the system functions properly for years to come.

Prevents poor drainage and system failure.
Ensures compliance with state and local codes.
Determines the best placement for optimal performance.

Septic Tank Installation

The primary septic tank is placed underground to collect and separate solid waste from wastewater. This step is crucial for maintaining an efficient and odor-free system. Proper installation of the tank ensures that waste breaks down effectively before being filtered into the drain field.

Separates solids and liquids to prevent clogs.
Reduces odors with proper placement and ventilation.
Improves system longevity by preventing overflows.

Chamber Placement

Instead of traditional gravel-filled trenches, Infiltrator chambers are laid out in the drain field. These lightweight, open-bottom chambers allow for better water absorption, improved aeration, and reduced soil compaction. This innovative design helps distribute wastewater evenly, preventing pooling and oversaturation.

Promotes faster absorption and filtration.
Reduces soil compaction for long-term efficiency.
Prevents pooling and flooding in the drain field.

Backfilling & Covering

Once the chambers are set, they’re covered with soil while leaving enough space for proper drainage and oxygen flow. This prevents oversaturation and extends the system’s lifespan. Using the right backfilling technique ensures the chambers stay intact and continue functioning efficiently.

Supports proper drainage to avoid backups.
Prevents soil shifting that could damage the system.
Maintains aeration for improved wastewater treatment.

Final Inspection

A local health department official or septic system expert will conduct a final inspection to ensure everything meets local codes and functions properly before use. This step guarantees that the system is safe, efficient, and ready for long-term operation.

Ensures compliance with safety regulations.
Verifies system functionality before use.
Prevents costly repairs by catching issues early.

How to Maintain Your Infiltrator Septic System

The good news? Infiltrator Septic systems require less maintenance than traditional gravel-based systems. However, regular upkeep is essential to prevent costly repairs, extend system life, and ensure efficient wastewater treatment. By following a few simple steps, you can keep your system running smoothly for years to come.

Pump Your Septic Tank Every 3–5 Years

Over time, solid waste accumulates at the bottom of the septic tank. If not pumped regularly, it can overflow into the drain field, causing clogs, system failure, and unpleasant odors. A licensed septic professional can safely remove built-up sludge and keep your system working efficiently.

  • Prevents blockages and overflows
  • Reduces foul odors and system strain
  • Extends septic tank and drain field lifespan

Watch What You Flush

Your septic system is designed to handle biodegradable waste and wastewater—nothing more. Flushing grease, wipes, paper towels, or harsh chemicals can lead to clogs, bacterial imbalance, and system failure. Stick to septic-safe toilet paper and dispose of waste properly.

  • Keeps drain pipes clear and free of blockages
  • Protects beneficial bacteria needed for waste breakdown
  • Reduces the risk of costly repairs

Limit Water Usage

Excessive water use can overwhelm your septic system, preventing proper wastewater treatment. To avoid flooding the drain field, spread out laundry loads, fix leaks, and install low-flow toilets and faucets to reduce water waste.

  • Prevents drain field oversaturation
  • Improves system efficiency and longevity
  • Helps reduce water bills

Schedule Regular Inspections

A septic professional can detect minor issues before they turn into major problems. Routine inspections help ensure optimal system performance, prevent costly damage, and keep your system compliant with local regulations.

  • Identifies early signs of failure
  • Helps avoid expensive repairs
  • Ensures compliance with local health codes

Protect the Drain Field

Your drain field is a crucial part of the system, allowing wastewater to filter naturally through the soil. To prevent damage:

  • Avoid parking vehicles or placing heavy objects over it.
  • Keep trees and shrubs at least 30 feet away to prevent root intrusion.
  • Ensure proper landscaping and drainage to avoid water pooling.

If you're considering alternative septic solutions, plastic septic tanks are another durable, lightweight option worth exploring.

Infiltrator Septic vs. Traditional Septic: Which One Is Right for You?

Choosing the right septic system is a big decision that affects your property, budget, and long-term maintenance costs. While both traditional and Infiltrator Septic systems effectively manage wastewater, they differ significantly in installation, maintenance, cost, and environmental impact. 

Which Septic System Should You Choose?

Choose an Infiltrator Septic System if:

  • You want a faster, easier installation with minimal excavation.
  • You prefer a low-maintenance system that reduces the risk of clogs.
  • You’re looking for an eco-friendly alternative that uses recycled materials.
  • You need a cost-effective solution that eliminates gravel expenses.

Stick with a Traditional Septic System if:

  • Your local regulations require gravel-based drain fields.
  • You have ample space for a larger installation.
  • You’re comfortable with higher long-term maintenance.

If you’re looking for a more efficient, environmentally friendly, and cost-effective septic system, an Infiltrator Septic system is a smart investment. With faster installation, better drainage, and lower maintenance costs, it offers long-term benefits that traditional systems simply can’t match.

Frequently Asked Questions (FAQ)

Still have questions about Infiltrator Septic systems? You're not alone! Below are answers to some of the most common concerns to help you make an informed decision.

1. How long does an Infiltrator Septic system last?

With proper maintenance, an Infiltrator Septic system can last 25+ years, similar to traditional systems. However, because it uses plastic chambers instead of gravel, it has a lower risk of clogging, soil shifting, or drain field failures—helping extend its lifespan.

2. Is an Infiltrator Septic system legal everywhere?

Most states and counties approve Infiltrator Septic systems, but local regulations vary. Before installing, check with your local health department or septic authority to ensure compliance. Some areas may require specific permits, inspections, or modifications based on soil conditions.

3. Can I install an Infiltrator Septic system myself?

While DIY installation is possible, it's highly recommended to hire a licensed septic contractor. Proper installation ensures:

✔️ Compliance with local building codes
✔️ Correct site preparation and soil testing
✔️ Prevention of costly mistakes or future drainage issues

4. Does it work in all soil types?

Yes, but a soil percolation test (perc test) is required to determine how well your soil absorbs wastewater. Some soil types, like heavy clay or rocky terrain, may need additional treatment layers or alternative drainage solutions to ensure proper system performance.

Final Thoughts: Is an Infiltrator Septic System Worth It?

If you’re looking for a smarter, more efficient alternative to traditional septic systems, an Infiltrator Septic system is a solid investment. With its easy installation, low maintenance, and eco-friendly design, it can save you time, money, and frustration in the long run.

Key Benefits Recap:

✔️ Faster installation with minimal excavation
✔️ Better wastewater absorption for improved performance
✔️ Lower maintenance and reduced risk of clogging
✔️ Cost-effective—no need for gravel trenches

Before committing, consult a local septic expert to ensure it’s the right fit for your property.

What’s your take? Have you used an Infiltrator Septic system? Share your thoughts in the comments!

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