Mainstream offers professional drain and sewer solutions designed to resolve clogs, backups, and damaged lines efficiently and correctly.
Our drain and sewer services include:
Our licensed team provides clear recommendations and professional workmanship backed by the Mainstream Guarantee.
Standard AC replacements are typically completed within one day. Projects involving new ductwork, electrical upgrades, or first-time installations may require additional time. Our team communicates timelines clearly so you know what to expect from start to finish.
An oversized unit can short cycle and waste energy, while an undersized unit may struggle to cool your home. We perform detailed load calculations to determine the right system capacity for your space. Correct sizing improves efficiency, extends system lifespan, and ensures consistent indoor comfort.
Electricians are trained professionals who handle the installation, maintenance, repair, and inspection of residential electrical systems. This includes troubleshooting wiring issues, upgrading panels, installing new circuits, performing safety inspections, and ensuring compliance with local building codes.
At Mainstream, our licensed Spokane electricians focus on long-term safety and performance. We help homeowners modernize outdated systems, expand electrical capacity for today’s technology demands, and maintain reliable power throughout the home.
A licensed electrician ensures every installation is properly wired, grounded, and compliant with current electrical codes. Our Spokane electricians install electrical panels, circuit breakers, outlets, switches, dimmers, ceiling fans, lighting systems, surge protection, EV charging stations, smoke detectors, CO detectors, and whole-home generators.
Proper installation protects your home from overloads, fire hazards, and long-term electrical failure. Mainstream delivers careful workmanship and thorough testing to ensure your system operates safely and efficiently.
Mobile homes require specialized electrical knowledge to ensure systems meet safety standards and operate reliably. Our licensed electricians are experienced in servicing mobile homes, including panel upgrades, wiring repairs, lighting installation, surge protection, and safety device installation.
No matter the property type, Mainstream applies the same high standards of workmanship and code compliance to every home we service throughout Spokane and the surrounding region.
Mainstream Electric, Heating, Cooling, & Plumbing provides full-service residential electrical work throughout Spokane, Spokane Valley, Eastern Washington, and Northern Idaho.
Our licensed electricians handle everything from small repairs to full system upgrades, including electrical panel replacement, whole-home rewiring, lighting installation, surge protection, GFCI installation, smart home upgrades, EV charger installation, standby generators, ceiling fans, and outdoor wiring for pools and hot tubs.
Every project is completed to current electrical code standards with a focus on safety, performance, and long-term reliability. Whether you need troubleshooting, modernization, or expanded capacity, our experienced Spokane electricians deliver professional results you can trust.
The cost of a plumbing inspection in Spokane depends on how detailed the inspection needs to be and what tools are required to properly evaluate your system. Not every home requires the same level of inspection, which is why pricing can vary from one visit to the next.
One of the most important distinctions is the difference between a standard plumbing inspection and a camera inspection. A general plumbing inspection focuses on the overall health of your home’s plumbing system. It is designed to catch leaks, pressure issues, worn fixtures, and early signs of pipe corrosion before they lead to water damage or unexpected repairs. A camera inspection, on the other hand, is more specialized and is typically only recommended when there is a reason to take a closer look inside a drain or sewer line.
Local housing conditions in the Spokane area can also influence how involved an inspection needs to be. Many homes have a mix of older and newer plumbing, including galvanized pipes, aging water heaters, or valves that may be nearing the end of their lifespan. Seasonal temperature swings, especially during freezing winters, can add stress to pipes and outdoor plumbing connections.
Because of these factors, a plumbing inspection is often less about finding a single issue and more about understanding the overall condition of your system. For many homeowners, scheduling an inspection early can help prevent larger repairs, avoid emergency situations, and provide peace of mind before problems have a chance to escalate.
A whole-house plumbing inspection looks at the plumbing system as a whole, not just one isolated problem. In most cases, a plumber will check visible water lines, drain lines, fixtures, shut-off valves, hose bibs, and the water heater. They may also look for signs of hidden leaks, corrosion, water pressure concerns, or slow drainage that could point to a larger issue.
The goal is to identify early warning signs before they disrupt your day or damage your home. That is especially helpful if you are buying a house, planning a remodel, dealing with older plumbing, or simply trying to stay ahead of costly surprises. If you are looking for a more detailed evaluation of a specific issue, that may be recommended as a separate service after the initial inspection.
A plumbing camera inspection is sometimes helpful, but it is not the starting point for every home. In most cases, it is only recommended when there are recurring drain backups, signs of sewer trouble, or concerns about a hidden problem that cannot be confirmed with a standard visual inspection.
For example, a homeowner might need a camera inspection if multiple drains are slow, if there is reason to suspect root intrusion, or if an older home has a history of sewer line issues. In that case, a plumber may recommend a camera inspection to get a closer look inside the line. That can be useful, but it is still separate from the main purpose of a plumbing inspection, which is to evaluate the broader plumbing system and help prevent leaks, water damage, and avoidable repairs.
One of the biggest benefits of a plumbing inspection is that it can reveal small issues before they become emergencies. A minor leak under a sink, a failing shut-off valve, or early pipe corrosion may seem manageable now, but over time those problems can lead to water damage, mold growth, or expensive repairs behind walls and under floors.
A professional inspection may uncover issues such as dripping fixtures, aging supply lines, worn water heater connections, pressure imbalances, or signs that a drain problem is beginning to develop. In Spokane homes, inspections can also be especially helpful before winter or after a period of freezing weather, when plumbing systems are more likely to show signs of stress.
Most plumbing inspections take about one to two hours. Smaller homes with newer plumbing may take less time, while larger homes or homes with older systems may take longer. If the plumber finds something that needs additional testing, the visit could extend beyond that window.
The exact timeline depends on how accessible the plumbing is and whether the inspection is simply a general review or part of a larger concern, such as a home purchase or suspected leak. If specialized diagnostics are needed, your plumber can explain what should be done during the initial inspection and what may need to be scheduled separately.
For many homeowners, yes. A plumbing inspection is one of the simplest ways to catch hidden leaks, worn components, and early warning signs before they turn into major disruptions. Paying a few hundred dollars for a professional inspection can be far less expensive than dealing with a burst pipe, water damage, or an emergency repair later.
That value becomes even clearer in older homes or in areas where plumbing systems deal with seasonal temperature swings. If you want peace of mind, are buying a home, or have not had your plumbing checked in years, an inspection can be a smart preventive step. If you are ready to have your system looked over by a licensed professional, you can schedule online with Mainstream Electric, Heating, Cooling & Plumbing.pe of work.
Visual plumbing inspections are usually on the lower end of the price range. These focus on exposed pipes, fixtures, water pressure, and visible signs of leaks or corrosion.
Camera-assisted inspections cost more due to the specialized equipment involved. When a sewer camera or drain camera is needed to inspect underground or hidden lines, costs can reach upwards of $500, especially in older homes or properties with mature trees.
Many Spokane Valley homes have a mix of aging plumbing and newer additions, which is why camera inspections are often recommended when buying a home, dealing with recurring drain issues, or investigating suspected sewer problems.
If an inspection uncovers an issue, repair costs can vary depending on access, pipe condition, and how far the problem has progressed. Addressing issues early usually helps avoid much larger expenses later.
Common plumbing repair ranges in the Spokane Valley area include:
Local factors like soil conditions, freeze-related damage, and root intrusion can all influence repair complexity and cost.
Even when an inspection reveals a costly repair, catching problems early can help prevent water damage, sewer backups, and emergency plumbing situations — which are typically far more expensive and disruptive for Spokane Valley homeowners.
A pressure reducing valve, or PRV, controls how much water pressure enters your home. When it starts to fail, the warning signs often show up gradually, which makes them easy to overlook until damage is already happening.
Signs your PRV may be failing include:
Low or inconsistent water pressure. You may notice weak flow at multiple faucets or pressure that drops sharply when more than one fixture is running. This often worsens over time and can affect the entire home.
Unusual noises when water is running. Humming, squealing, or knocking sounds when faucets turn on are commonly linked to unstable pressure inside the valve and indicate added stress on your plumbing system.
Excessively high water pressure. Some PRVs fail by allowing too much pressure into the home. While this may not be obvious right away, it can wear out pipes, fixtures, water heaters, and appliances. Banging pipes, known as water hammer, are a common warning sign.
Visible leaking near the valve. Because PRVs are usually installed near the main water line, leaks may show up as soggy soil, standing water in the valve box, or unexplained moisture near the foundation.
The most important thing to know is that waiting for a PRV to fail completely can lead to burst pipes, appliance damage, and expensive emergency repairs. That’s why Mainstream recommends having pressure issues evaluated early. Our technicians test water pressure, inspect the PRV, explain what’s happening in plain terms, and provide honest recommendations. If repair or replacement is needed, it’s handled correctly so your plumbing system is protected long-term.
GFCI protection is required in areas where electricity and moisture are likely to mix, such as bathrooms, kitchens, garages, laundry rooms, and outdoor outlets. Both GFCI outlets and GFCI breakers serve the same safety purpose—shutting off power when a ground fault is detected—but they protect your home in different ways.
A GFCI outlet is installed directly at the outlet location. It protects that specific outlet and, if wired correctly, can also protect additional outlets downstream on the same circuit. This makes GFCI outlets a common and cost-effective choice for meeting electrical code requirements in individual locations.
A GFCI breaker is installed in your main electrical panel. Instead of protecting a single outlet, it provides ground-fault protection for the entire circuit, including all outlets, lights, and devices connected to it. This can be especially useful in areas like garages, unfinished basements, or outdoor circuits where multiple outlets require protection.
It is possible to use a GFCI outlet and a GFCI breaker on the same circuit, but doing so is usually unnecessary. While it does not increase safety, it can cause nuisance tripping and make troubleshooting more difficult. In most homes, one properly installed GFCI device per circuit is sufficient.
Which option is better depends on your goals. GFCI outlets are ideal for targeted protection and code compliance. GFCI breakers offer broader coverage and simpler protection for entire circuits. At Mainstream Electric, Heating, Cooling & Plumbing, our licensed electricians evaluate your electrical system, local code requirements, and usage needs to recommend the safest and most practical solution for your home.
The cost is only part of the picture when it comes to GFCI outlets. What really matters is how the outlet is installed, what it protects, and whether it’s working the way it should.
Not all GFCI projects are the same. Some involve a simple replacement, while others require correcting wiring, updating older components, or ensuring multiple outlets are properly protected. Understanding the difference can help you make sense of pricing and avoid safety issues that are easy to miss.
Below, we’ll break down what goes into GFCI installation, when replacement is needed, and how to tell if there may be a larger electrical issue behind the problem.
The cost to install a GFCI outlet or replace an existing one can vary based on the type of work involved. While pricing depends on the home, most projects fall into a few common categories.
In many Spokane homes, especially older properties, installation may take longer if wiring needs to be corrected or updated to meet current safety standards.
Several factors influence the final cost of installing or replacing a GFCI outlet. The biggest difference usually comes down to whether the job is a simple swap or requires deeper electrical work.
Homes with older wiring, unclear line and load connections, or outlets that control multiple downstream locations often require more time and testing. Accessibility also plays a role, especially for outdoor outlets, garages, or areas exposed to moisture.
In Spokane and Post Falls, seasonal moisture, snowmelt, and temperature changes can also impact outlet condition over time, which is why GFCI failures are not uncommon in kitchens, bathrooms, and exterior locations.
Replacing a GFCI outlet is usually more straightforward than installing a new one, but the difference is important.
A direct replacement typically involves removing a worn or faulty outlet and installing a new one in the same location. This is often the most cost-effective scenario.
Installing a new GFCI outlet or converting a standard outlet requires proper identification of line and load wiring so that all connected outlets remain protected. If wired incorrectly, the outlet may still work but fail to provide shock protection.
This is one of the most common issues seen in DIY installations.
A GFCI (ground fault circuit interrupter) outlet is designed to protect you from electrical shock. It monitors the flow of electricity and shuts off power instantly if it detects a ground fault, such as electricity traveling through water or a person.
These outlets are required in areas where water and electricity are likely to meet, including:
Even if an outlet still provides power, it may no longer offer proper protection if the internal components have worn out.
Most GFCI outlets last about 7 to 10 years. In Spokane homes, that lifespan can be shorter due to moisture exposure, freezing temperatures, and seasonal wear.
Signs a GFCI outlet may need replacement include:
If you notice any of these issues, it is a good idea to have the outlet evaluated before it becomes a safety concern.
While some replacements may seem simple, professional installation is recommended in many cases, especially when wiring is unclear or the outlet protects multiple areas of the home.
Incorrect wiring can create a false sense of safety. The outlet may appear to work but fail to shut off power during a ground fault, which defeats its purpose entirely.
A licensed electrician ensures the outlet is properly wired, grounded, and compliant with current electrical codes.
Sometimes a failing GFCI outlet is a symptom of a larger electrical concern rather than a standalone issue.
Warning signs include multiple outlets tripping at once, outlets that feel warm or discolored, or power loss affecting several areas of the home. In these cases, simply replacing the outlet may not solve the problem.
A professional inspection can help determine whether the issue is isolated or part of a larger wiring or circuit problem.
GFCI outlets are one of the most important safety features in your home. Proper installation ensures that every protected outlet actually provides the protection it is designed for.
For homeowners in Spokane, Spokane Valley, and Post Falls, professional installation helps ensure your electrical system is safe, reliable, and ready for everyday use. If you are dealing with a failing outlet or planning an upgrade, you can schedule service online with Mainstream Electric, Heating, Cooling & Plumbing.
Mini splits and central air systems both provide cooling, but they approach it differently. A ductless air conditioner delivers targeted comfort to specific areas, while central systems distribute air through ducts across the entire home.
For homes with uneven temperatures or limited ductwork, mini split systems often provide better control and efficiency.
Mini splits allow you to adjust temperatures room by room, which can improve comfort and reduce energy waste. They are also a strong option for additions, older homes, or spaces where extending ductwork is not practical.
Homes with properly designed and sealed ductwork may continue to perform well with a central system. In these cases, the decision often comes down to comfort preferences and efficiency goals.
