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Top Garbage Disposal Service Companies in Spokane, Washington Ranked

A functional garbage disposal is a key component of a modern, efficient kitchen, making quick work of food scraps and reducing waste. When your disposal fails or you're looking to install one for the first time, finding a reliable local expert is essential. This guide provides detailed information on garbage disposal services, installation processes, and what to expect when hiring a professional in Spokane, helping you connect with qualified technicians for your project.

Pioneer Plumbing CDA

Pioneer Plumbing CDA

spokane

Pioneer Plumbing CDA is a locally run plumbing service operating in Spokane, WA, and the surrounding Coeur d'Alene area. They offer a range of plumbing services including water heater repair and installation, water softener installation, sump pump repair, drain cleaning, leak detection, toilet repair, and garbage disposal repair. The company emphasizes expert diagnostics and solutions aimed at protecting home plumbing systems, with capabilities such as whole home plumbing inspections to identify issues early and improve water quality. Pioneer Plumbing CDA provides transparent pricing and flexible financing options to support customers in managing essential plumbing repairs.

5.0
208 Reviews
Ridgeline Plumbing And Rooter LLC

Ridgeline Plumbing And Rooter LLC

spokane

Ridgeline Plumbing And Rooter LLC is a family-owned plumbing company serving Spokane, WA, with nearly 20 years of experience in residential and commercial plumbing. They provide a wide range of services including water heater repair and installation, water softener installation, drain cleaning, leak detection, repiping, gas line installation, and repairs for toilets and garbage disposals. Their expertise includes both tank and tankless water heaters and licensed gas line work to ensure safety. Ridgeline Plumbing offers upfront, no-cost evaluations and emphasizes quality craftsmanship on every job.

5.0
107 Reviews
Raptor Rooter & Plumbing

Raptor Rooter & Plumbing

305 S Dishman Mica Rd, Spokane Valley, WA 99206

Raptor Rooter & Plumbing provides residential and commercial plumbing services in Spokane, WA. Their offerings include sewer camera inspections, water heater repair and installation, drain cleaning, hydro jetting, leak detection, repiping, gas line installation, and trenchless sewer repair. The company uses advanced technology like video inspections to diagnose and resolve plumbing issues efficiently. They serve Spokane Valley and surrounding areas with expertise in both new construction and repair projects. Raptor Rooter & Plumbing offers 24/7 emergency plumbing services to address urgent needs promptly.

4.8
1.1k Reviews
Pace Plumbing & Heating

Pace Plumbing & Heating

1828 E Trent Ave, Spokane, WA 99202

Pace Plumbing & Heating provides a full range of residential plumbing services in Spokane, WA. Their offerings include drain cleaning, leak detection, garbage disposal repair, and installation services for new construction and remodels. The company is fully licensed and insured, with over 10 years of experience serving the Spokane community. They offer 24/7 emergency plumbing services to address urgent plumbing issues promptly.

4.8
285 Reviews
Tim's Plumbing Service

Tim's Plumbing Service

spokane

Tim's Plumbing Service is a family-owned plumbing business serving Spokane, WA, and Kootenai County. They provide a range of residential plumbing services including water heater repair and installation, toilet repair, garbage disposal repair, and maintenance of faucets, fixtures, and valves. With over 20 years of experience, Tim's Plumbing Service focuses on honest, reliable solutions to plumbing problems.

5.0
33 Reviews
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Understanding Garbage Disposal Services in Spokane

Garbage disposal repair and installation services in Spokane cover a wide range of needs, from simple fixes like clearing a jam to full unit replacements and new installations. A professional plumber can diagnose issues such as humming but not grinding, persistent clogs, leaks, or complete failure. For many homeowners, a replacement is often more cost-effective than repairing an older, failing unit, especially when newer models offer better performance, quieter operation, and enhanced durability. Whether you're dealing with a sudden breakdown or planning a kitchen upgrade, understanding the scope of services available helps you make an informed decision and communicate effectively with service providers.

When to Repair vs. Replace Your Disposal

Deciding between fixing your existing unit or installing a new one depends on several factors. Minor issues like a reset button trip, a loose mounting assembly, or a clogged grinding chamber are typically repairable. However, if your disposal is over 10 years old, makes excessive noise, has a burned-out motor, or shows signs of significant corrosion or cracks in the housing, replacement is usually the recommended and more economical long-term solution 1. Newer models are more energy-efficient, have improved safety features, and often come with longer warranties, making an upgrade a valuable investment for your Spokane home.

Choosing the Right Garbage Disposal Unit

Selecting the appropriate disposal involves considering your household size, usage patterns, and kitchen setup. The power of a disposal is measured in horsepower (HP), which directly relates to its grinding capability and durability.

Typical Unit Sizes and Recommendations:

  • 1/2 HP: Suitable for smaller households (2-4 people) with light to regular use. It handles soft food scraps adequately but may struggle with fibrous or harder materials.
  • 3/4 HP: The most popular choice for average-sized homes in Spokane (3-5 people). It offers a good balance of power and price, handling medium-duty tasks like fruit pits and small bones more effectively 2 3.
  • 1 HP and Above: Designed for heavy-duty use in larger households (4+ people) or homes that generate a lot of food waste. These high-powered models can grind tougher materials and are built for longevity.

Beyond horsepower, consider the grinding chamber material. Stainless steel components are highly recommended for their superior resistance to corrosion and durability compared to aluminum or galvanized steel 4. Many premium models also feature sound insulation, anti-jamming technology, and multi-stage grinding for finer waste particles.

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Professional Installation Process: What to Expect

Hiring a professional for garbage disposal installation in Spokane ensures the job is done safely and correctly, adhering to local plumbing codes. A standard installation or replacement typically follows a systematic process.

Safety and Preparation: The technician will first turn off the power to the disposal at the home's main circuit breaker to eliminate any electrical hazard 5 6. They will also place a bucket or towels under the sink to catch any residual water.

Removal of the Old Unit: For replacements, the old disposal is disconnected. This involves detaching the drain lines and P-trap, disconnecting the dishwasher drain hose (if attached), and unmounting the disposal from the sink flange 7 8. If the unit is hardwired, the electrical connections will be safely disconnected.

Installation of New Components: The sink opening is cleaned thoroughly. A new sink flange, sealed with plumber's putty, is inserted and secured from underneath with a mounting assembly 9. This creates a watertight seal at the sink.

Mounting and Connections: The new disposal unit is then lifted into place, aligned with the mounting assembly, and locked by twisting it into position. The discharge outlet is connected to the drainpipe, typically involving a new P-trap configuration to route waste to the wall drain 5. If a dishwasher is present, an internal plug in the disposal is removed to connect the dishwasher drain hose 7.

Electrical Hook-up and Testing: The disposal is connected to power, either via a standard plug into a grounded outlet (which may need to be installed) or by hardwiring it to a dedicated circuit. Finally, the technician will restore power, run water, and test the unit for proper operation, carefully checking all connections for leaks 6.

Key Plumbing Considerations for Installation

Several under-sink factors can influence the complexity and cost of a disposal installation in Spokane homes.

  • Dishwasher Drain: Most modern disposals include a dedicated inlet port for a dishwasher drain hose. Connecting it here allows food particles from the dishwasher to be ground up, preventing drain clogs. A professional will ensure this connection is secure 5.
  • Sink Configuration: The thickness of your sink basin can affect installation. Some sinks may require an extended-length flange kit to properly secure the disposal. Additionally, the existing drain layout must be assessed; installing a disposal often requires reconfiguring or replacing the P-trap to accommodate the unit's discharge outlet 7.
  • Electrical Requirements: A garbage disposal requires a dedicated 120-volt circuit. Many older Spokane kitchens may not have an outlet under the sink, necessitating new electrical work by a licensed electrician, which adds to the project scope and cost 10.

Understanding Costs for Spokane Homeowners

The total cost for garbage disposal services in Spokane varies based on the job type, unit selected, and any additional work required. Prices generally include both parts and professional labor.

Unit Cost: The price of the disposal itself ranges from around $80 for a basic model to over $500 for a high-horsepower, stainless-steel unit with advanced features 2 11.

Labor and Total Project Cost:

  • Simple Replacement (Swap): If no new plumbing or electrical is needed, replacing an old disposal with a similar new one typically costs between $150 and $400 for combined unit and labor 1 12.
  • New Installation or Complex Replacement: Installing a disposal where one never existed, or doing a replacement that requires new plumbing fittings or an electrical outlet, raises the cost. These projects can range from $300 to $950 or more 10 13. The higher end accounts for premium units and the labor for running new electrical circuits or making significant plumbing modifications.

For the most accurate estimate tailored to your specific Spokane home, it's best to consult directly with local plumbing professionals who can assess your under-sink setup 14 13.

Maintaining Your Garbage Disposal

Proper maintenance extends the life of your disposal and prevents common problems. Always run cold water before, during, and for about 30 seconds after grinding. Avoid putting fibrous materials (celery, onion skins), grease, coffee grounds, or expandable items like pasta and rice down the drain. Periodically clean the unit by grinding ice cubes or citrus peels to sharpen the blades and freshen the drain. Never use chemical drain cleaners, as they can damage the seals and metal components.

Frequently asked questions

Sources

Footnotes

  1. Cost to Replace Garbage Disposal: What to Expect | SHW Blog - https://www.selecthomewarranty.com/blog/cost-to-replace-garbage-disposal/ 2

  2. How Much Does It Cost to Replace a Garbage Disposal in ... - https://www.nerdwallet.com/home-ownership/home-improvement/learn/garbage-disposal-cost 2

  3. How Much Does It Cost to Install or Replace a Garbage Disposal? - https://www.homeserve.com/en-us/blog/cost-guide/install-garbage-disposal

  4. How to install a garbage disposal in your home - https://local.yahoo.com/plumbing/article/how-to-install-a-garbage-disposal-210035490.html

  5. How To Install A Garbage Disposal | Easy DIY Project! - https://www.youtube.com/watch?v=Q2oJxlwJf9g 2 3

  6. Professional Garbage Disposal Installation Guide - https://www.spartanplumbinginc.com/understanding-the-process-of-garbage-disposal-installation/ 2

  7. Install ANY Garbage Disposal In 5 minutes - https://www.youtube.com/watch?v=N4StAyGi0nM 2 3

  8. Cost to Install a Garbage Disposal - The Home Depot - https://www.homedepot.com/services/c/cost-install-garbage-disposal/357654922

  9. How To Install a Garbage Disposal - https://www.youtube.com/watch?v=lhyglazl_oo

  10. What Does Garbage Disposal Installation Cost? [2025 Data] - https://www.homeadvisor.com/cost/kitchens/install-a-garbage-disposal/ 2

  11. How Much Does It Cost to Replace a Garbage Disposal? [2026 Data] - https://www.angi.com/articles/what-s-it-cost-replace-garbage-disposal.htm

  12. How Much Does Garbage Disposal Replacement Cost? - Modernize - https://modernize.com/plumbing/garbage-disposal/replacement-cost

  13. Cost to Install Garbage Disposal Plumbing in Spokane WA in ... - https://contractorplus.app/resources/construction-costs/install-garbage-disposal-plumbing/spokane-wa 2

  14. Spokane Garbage Disposal: Reliable Install & Repair Services - https://actioncraftexperts.com/plumbing-service-and-repair/garbage-disposal-installation-repair/