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What Is a Plumbing Inspection and Why Should I Get One?

plumbing inspection

Plumbing consists of a system of pipes, fixtures, and other apparatuses used for the distribution and conveyance of water, as well as the removal of waterborne waste. It has a vital function in delivering clean water for various purposes, such as drinking, bathing, and sanitation, while also ensuring the proper disposal of wastewater.

Regular inspection and repairs are essential to prevent issues such as leaks, clogs, or water damage. This guide will explore the significance of plumbing inspections and why you should consider getting one.

What Is a Plumbing Inspection?

A plumbing inspection involves a comprehensive assessment of the plumbing system within a building conducted by a qualified plumber or plumbing inspector. The primary goal of this inspection is to assess the condition of the entire plumbing infrastructure, including pipes, fixtures, appliances, and other components, to identify any existing or potential issues. These inspections can serve various purposes, such as routine maintenance, pre-purchase assessments, compliance checks, or addressing specific concerns.

Different Types of Plumbing Inspections

Plumbing inspections come in various types, each serving a specific purpose in evaluating the condition and functionality of a property’s plumbing system. Here are three common types of these inspections:

  • Visual Inspection

Visual inspection is a foundational method in plumbing assessments where plumbers rely on their observations and simple tools to examine the plumbing system. This method serves to identify apparent issues such as leaks, loose connections, or visible signs of wear and damage. While it provides a basic overview, it is often the first step in identifying potential problems in the plumbing system.

  • Camera Inspection (Video Inspection)

These involve the use of specialized cameras affixed to flexible rods that can be inserted into pipes and drains. This method is particularly valuable for a more in-depth plumbing system analysis. This technology is useful for inspecting hard-to-reach areas such as sewer lines and underground pipes, providing a detailed visual representation of the plumbing infrastructure without requiring extensive physical exploration.

  • Combination Inspection

This is a mix of visual and camera inspections. It gives a thorough look at both the visible parts and the insides of your pipes. This helps find a wider range of issues, from leaks to blockages, giving a more complete view of your plumbing health.

Why Would You Need a Plumbing Inspection?

A plumbing inspection is essential for various reasons, encompassing preventative maintenance, compliance with regulations, and addressing potential issues before they become major problems. Here are several reasons why you might need this inspection:

  • Preventative Maintenance

Regular plumbing inspections act as a preventative measure aimed at identifying and resolving minor issues before they develop into significant problems. This helps prevent costly repairs and ensures the longevity and efficiency of your plumbing system.

  • Code Compliance

These inspections are often required to ensure your plumbing system complies with the building codes and regulations of your local area. This is crucial for the safety of occupants and the community, and non-compliance could lead to fines or other legal consequences.

  • Home Purchase or Sale

Before buying or selling a home, this inspection is often conducted to assess the plumbing system’s condition. Buyers want to ensure they are making a sound investment, while sellers may use the inspection report to address issues and increase the property’s market value.

  • Insurance Requirements

Insurance companies may require this inspection as part of the underwriting process. Ensuring that your plumbing system is in good condition may help reduce the risk of water damage claims and can lead to lower insurance premiums.

  • Renovations or Remodeling

When renovating or remodeling a property, a plumbing inspection is necessary to verify that the changes comply with plumbing codes. It also ensures that the existing plumbing infrastructure can support the planned modifications.

  • New Construction

These inspections are conducted at various stages during the construction of a new building. This includes rough-in inspections to check the initial installation, top-out inspections to ensure major components are in place, and final inspections to verify the entire system’s compliance and functionality.

  • Leaks and Water Damage

If you notice signs of water damage, such as stains on walls or ceilings, or if you suspect a hidden leak, a plumbing inspection can help locate and address the source of the problem before it causes more extensive damage.

  • Health and Safety

These inspections contribute to the health and safety of occupants by identifying potential hazards like gas leaks or faulty sewer lines. Ensuring proper ventilation and backflow prevention also protects the quality of the water supply.

General Plumbing Inspection Process

A general plumbing inspection is a systematic process aimed at assessing the condition of a property’s plumbing system to identify potential issues and ensure proper functionality. The inspection typically covers various components and areas within the property. Here’s a breakdown of the process:

  1. Water Supply System

The inspection begins with an examination of the water supply system. This involves checking for leaks, water pressure issues, and the overall condition of pipes, fittings, and valves. The inspector will assess the functionality of faucets, fixtures, and shut-off valves to ensure proper water flow and containment.

  1. Drainage System

The next step involves inspecting the drainage system. The inspector will assess the condition of drains, traps, and waste pipes. Special attention is given to identifying any clogs, blockages, or signs of slow drainage. Proper ventilation for the drainage system is also checked to prevent unpleasant odors and ensure efficient water flow.

  1. Water Heating System

A thorough examination of the water heating system is conducted, which focuses on the condition of the water heater, temperature settings, and safety features. Insulation and potential corrosion issues are addressed, and the inspector ensures that the system meets safety standards.

  1. Fixtures and Appliances

Plumbing fixtures, like sinks, toilets, showers, and bathtubs, are inspected for leaks, proper functioning, and secure connections. Checking appliances such as washing machines and dishwashers is part of the process to ensure correct water supply and drainage connections.

  1. Pipes and Connections

The inspector assesses the condition of both visible and hidden pipes. This includes inspecting pipes for any indications of corrosion, leaks, or damage. Additionally, the connections between pipes are examined to ensure they are properly sealed and free of any potential issues.

  1. Sump Pump (if applicable)

In properties with basements or crawl spaces, the inspector will check the sump pump for proper operation. This involves ensuring that the pump is in good condition, checking the discharge pipe, and testing the pump to confirm its functionality.

  1. Backflow Prevention

Backflow prevention devices are inspected to prevent the contamination of the water supply. This involves checking valves and devices to ensure they are in good working order and compliant with local regulations.

  1. Water Meter and Main Shut-Off Valve

Inspection of the water meter and main shut-off valve ensures they operate correctly. This guarantees effective control of water flow for the property, and in emergencies or repairs, the shut-off valve can be easily accessed and utilized.

  1. Inspection Report

The plumbing inspector compiles findings into a comprehensive report. This report typically includes an inspection summary, identified issues, recommended repairs or maintenance, and any potential hazards. It serves as a valuable document for homeowners and may be required for real estate transactions or insurance purposes.

How Much Does a Plumbing Inspection Cost?

The cost of a plumbing inspection can fluctuate significantly based on factors such as the property’s type and size, the plumbing system’s complexity, geographic location, and any additional services required. Generally, for residential properties, the cost can range from $125 to $500, while commercial inspections may be more expensive. Additional services, inspector qualifications, and the regional cost of living also play a role in determining the overall expense.

Plumbing Inspection FAQs

How often should I have a plumbing inspection?

Regular plumbing inspections are recommended at least once a year to proactively identify and address any potential issues within your plumbing system. This frequency helps catch problems early, preventing major issues that could lead to water damage, leaks, or costly repairs. However, more frequent inspections may be advisable if you have an older home or are aware of specific plumbing concerns.

How long does a plumbing inspection take?

The duration of a plumbing inspection varies based on factors such as property size, plumbing system complexity, and the type of inspection being performed. On average, a standard inspection can take anywhere from 1 to 3 hours. Larger properties or those with intricate plumbing setups may take longer to ensure a thorough assessment. It’s essential to allow sufficient time for the inspector to examine all aspects of the plumbing system carefully.

Can I perform my own plumbing inspection?

While some basic visual inspections can be conducted by homeowners, a comprehensive plumbing inspection is best left to professional plumbers. Professional inspectors have the experience, knowledge, and specialized tools to identify both visible and hidden issues within the plumbing system.


Understanding the importance of plumbing inspections is integral to maintaining a property’s overall health and functionality. Our daily lives rely on plumbing systems, which include water supply, drainage, fixtures, and appliances. Whether for preventative maintenance, compliance with regulations, or addressing specific concerns, plumbing inspections serve a multifaceted purpose.

Hansen’s Plumbing offers a wide array of services to address any plumbing concerns. From fixing leaks and removing blockages to installing new fixtures, our skilled professionals are dedicated to delivering efficient and effective solutions. Call us today.

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