Leaking Water Filter? Here’s What You Need to Know

Nothing is more frustrating than investing in a water filtration system, expecting pure, clean water—only to find water pooling under your sink or dripping from your unit. A leaking filtration system isn’t just an inconvenience; it can lead to wasted water, higher bills, and even damage to your home.

If you’re dealing with this issue, don’t worry—you’re not alone. Leaks are common, but they’re also fixable. Let’s break down why your water filtration system is leaking and how you can fix it like a pro.

1. Loose or Improperly Installed Fittings

The Problem: The most common cause of leaks in a water filtration system is loose or improperly installed fittings. Over time, vibrations, water pressure changes, or incorrect installation can cause connections to loosen.

The Fix:

• Check all connections and tighten them with a wrench—but don’t over-tighten!
• Make sure the tubing is fully inserted into the fittings.
• Use Teflon tape on threaded connections to ensure a watertight seal.

2. Worn-Out or Misaligned O-Rings

The Problem: O-rings (rubber gaskets that create a watertight seal) can wear out, crack, or become misaligned over time, leading to leaks around filter housings.

The Fix:

• Turn off the water supply before inspecting the O-rings.
• Remove the housing and check for cracks, flattening, or misalignment.
• Apply food-grade silicone grease to keep O-rings flexible and create a better seal.
• If damaged, replace the O-rings immediately.

3. High Water Pressure

The Problem: Excessive water pressure can overwhelm the system, causing leaks at connection points or even cracks in the housing.

The Fix:

• Check your home’s water pressure using a gauge.
• If it’s above 60 psi, install a pressure regulator to protect your filtration system.
• Consider a leak detector valve to shut off water in case of leaks.

4. Cracked Filter Housing

The Problem: Over time, plastic filter housings can develop small cracks due to wear and tear, freezing temperatures, or manufacturing defects.

The Fix:

• Inspect the housing for visible cracks or weak points.
• If cracked, replace the housing—patching it with sealants is only a temporary fix.
• Always use the correct replacement parts for your water filter system.

5. Improper Filter Installation

The Problem: A filter that’s not seated correctly can lead to water bypassing the filter and leaking out.

The Fix:

• Turn off the water and remove the filter.
• Reinstall the filter, ensuring it sits properly in the housing.
• Check if you’re using the right filter model for your system.

6. Tubing Issues: Kinks, Cuts, or Incorrect Sizes

The Problem: Tubing that’s too short, bent, or damaged can cause leaks, especially at the fittings.

The Fix:

• Inspect the tubing for cracks, kinks, or cuts.
• If tubing is too short, replace it with a longer section to avoid tension.
• Use the correct tubing size for your filtration system.

7. System Needs Regular Maintenance

The Problem: Skipping routine maintenance can cause filters to clog, O-rings to degrade, and pressure buildup—leading to leaks.

The Fix:

• Follow the maintenance schedule and change filters on time.
• Flush the system regularly to prevent clogging and sediment buildup.
• Inspect and clean the components during each filter change.

Stop the Leak, Protect Your Water Supply

A leaking water filtration system is more than just a hassle—it’s a warning sign that something needs your attention. The good news? Most leaks can be fixed quickly and easily with a little know-how. By troubleshooting the common issues above, you can stop the drip, prevent water damage, and keep your BriskSpring water filtration system running at peak performance.

Still having trouble? It might be time to contact BriskSpring’s support team for expert assistance.

Pure, clean water is just a quick fix away—so don’t let a leak ruin your day!