Mr Sprinkler Repair

Sprinkler Repair

Mr Sprinkler Repair

Why Is My Sprinkler System Leaking?

A leaking sprinkler system can lead to increased water bills, damage your lawn, and create the perfect conditions for mold and pests. If you’re dealing with such an issue, it’s crucial to identify the root cause swiftly to prevent further damage and water wastage. Here are several common reasons why your sprinkler system might be leaking:

1. Damaged Sprinkler Heads

Sprinkler heads are often the culprits behind leaks. They can become damaged from lawn mowers, foot traffic, or normal wear and tear. If the heads are cracked or broken, they will likely cause water to leak out.

2. Faulty Valves

Valves control the flow of water to the sprinkler heads. Over time, they can wear out or get damaged, which can lead to continuous dripping or leaking. Check the valves for any signs of damage or debris that might be causing a blockage.

3. Broken Pipes PVC

Underground pipes can crack or break due to several factors like root intrusion, freezing temperatures, or accidental shovel strikes during gardening. Even a small crack in the pipe can cause substantial leaking.

4. Poor Connections PVC

If the connections between the sprinkler heads and pipes are loose or not correctly sealed, water can seep through the gaps. Ensuring all connections are tight and properly sealed can often resolve minor leaks.

5. Overpressure in Sprinkler System

High water pressure can cause ‘overpressure’ in your system, leading to leaks. It can also cause damage to the heads and valves over time. Installing a pressure regulator can help maintain the correct pressure levels.

6. Worn-Out Seals

Over time, the rubber seals within the sprinkler heads and valves can deteriorate, causing leaks. Periodically checking and replacing worn-out seals can prevent leakages.

7. Improper Installation

If the sprinkler system was improperly installed, there might be systemic issues causing leaks. This could range from incorrect pipe sizes, poor quality materials, or inadequate sealing at the joints.

A methodical approach is required to solve the issue of a leaking sprinkler system. It starts with inspecting the most common leak points such as the sprinkler heads, valves, and connections. If no visible damage is found, consider the less obvious issues like underground pipe damages or pressure-related problems.

Once you’ve pinpointed the cause, it’s essential to fix it promptly. In some instances, simple DIY maintenance can solve the problem. In more complex scenarios, or if you’re unsure how to proceed, contacting a professional is the best course of action. Regular checks and routine maintenance can help catch leaks early, ultimately saving water and money.

Remember, a well-functioning sprinkler system is key to maintaining a lush and healthy lawn. Don’t overlook leaks; address them as soon as they’re noticed to remain a responsible user of valuable water resources.


If you have any questions or need any type of sprinkler system repair, the experts at Mr Sprinkler Repair will be glad to help. Give us a call or 855-695-1000 to set an appointment.