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Top Garbage Disposal Service Companies in Nashville, Tennessee Ranked
A functional garbage disposal is a cornerstone of a modern, efficient kitchen, quickly handling food scraps and reducing waste. When your unit malfunctions or you're upgrading your home, professional repair or installation ensures safety, reliability, and compliance with local plumbing codes. This guide provides Nashville homeowners with essential information on selecting, installing, and maintaining a garbage disposal, helping you connect with qualified local experts for the job.

All Pipes, LLC
325 S 14th St, Nashville, TN 37206
All Pipes, LLC is a plumbing company based in Nashville, TN, offering a wide range of services including water heater repair, tankless water heater plumbing, water softener installation, drain cleaning, sewer line repair, leak detection, repiping, toilet repair, and garbage disposal repair. They serve residential and commercial customers throughout Nashville with expertise in handling plumbing challenges common to older homes as well as modern systems. The company is known for its skilled team and quality workmanship, emphasizing safety and customer communication. Founded by local plumbers Robert Smith and Jay Santangelo, All Pipes has built a reputation for reliable and knowledgeable service in the Nashville area.

Hiller Plumbing, Heating, Cooling & Electrical
1500 Ashland City Rd, Clarksville, TN 37040
Hiller Plumbing, Heating, Cooling & Electrical is a full-service provider based in Nashville, TN, offering a wide range of plumbing, heating, cooling, and electrical services. Their plumbing services include sewer camera inspections, water heater repair and installation, water softener installation, drain cleaning, sewer line repair, leak detection, repiping, gas line installation, toilet repair, and garbage disposal repair. They also provide electrical and HVAC services, making them a comprehensive home service company. Hiller is known for its skilled technicians who communicate clearly and provide detailed explanations of their work. The company offers 24/7 emergency service, ensuring availability for urgent needs.

Hiller Plumbing, Heating, Cooling & Electrical
1920 TN-46, Dickson, TN 37055
Hiller Plumbing, Heating, Cooling & Electrical serves the Nashville, TN area, offering a wide range of plumbing and HVAC services. Their expertise includes water heater repair and installation, drain cleaning, leak detection, repiping, toilet and garbage disposal repair, as well as electrical and heating and cooling solutions. The company is known for addressing the root causes of issues rather than temporary fixes. They also provide generator installation and maintenance. Customers have noted their professionalism and thorough approach, with some technicians recognized for their knowledge and customer care. Hiller Plumbing, Heating, Cooling & Electrical offers after-hours emergency service, ensuring support when needed most.

Hiller Plumbing, Heating, Cooling & Electrical
810 Tennessee Blvd, Lebanon, TN 37087
Hiller Plumbing, Heating, Cooling & Electrical provides a wide range of plumbing, HVAC, and electrical services in Nashville, TN. Their offerings include water heater repair, drain cleaning, leak detection, repiping, toilet repair, and garbage disposal repair. The company is equipped to handle complex plumbing tasks such as full repiping and service line replacement. Customers appreciate their knowledgeable technicians and clear communication. Hiller Plumbing is known for addressing issues efficiently and thoroughly, with some technicians recognized for their expertise in both plumbing and electrical work.

The Rooter Dude
311 Cobblestone Landing, Mt. Juliet, TN 37122
The Rooter Dude is a plumbing service provider based in Nashville, TN, serving Middle Tennessee with both commercial and residential plumbing solutions. Established in 2003, the company offers a wide range of services including drain cleaning, sewer camera inspections, trenchless sewer repair, hydro jetting, leak detection, and repairs for toilets and garbage disposals. They provide 24/7 emergency plumbing services to address urgent issues promptly. The Rooter Dude is licensed, bonded, and insured, ensuring work is completed up to code with precision and efficiency.
Understanding Garbage Disposal Options
Choosing the right food waste disposer involves more than just picking a brand. The key specification is motor horsepower (HP), which directly correlates to power, noise level, and suitability for your household size.
- 1/3 to 1/2 HP: These are entry-level models ideal for small households of 1-3 people with light to moderate use. They handle soft food waste well but may struggle with fibrous or harder materials 1.
- 3/4 HP: This is the most commonly recommended size for the average Nashville family of 3-5 people. It offers a good balance of power and price, capable of handling a wider variety of food scraps more efficiently 1.
- 1 HP and Above: Designed for larger households (4-8+ people) or those who cook frequently and generate substantial food waste. These high-performance models grind faster and quieter, and are built for durability under heavy use 1.
Beyond horsepower, consider features like sound insulation, anti-jamming technology, and corrosion-resistant components. Many modern units also include a pre-installed power cord or require you to attach one, which can affect the installation process.
The Professional Installation Process
While a handy homeowner might attempt a simple swap, professional installation is strongly recommended to handle the integration of plumbing and electrical systems safely. A typical installation or replacement by a licensed plumber in Nashville follows a systematic process and usually takes 1 to 3 hours 2 3.
- Preparation & Safety: The technician will first turn off the power to the disposal at the circuit breaker-a critical safety step. They will then clear out the cabinet under the sink and place a bucket to catch any residual water in the drain pipes 2 4.
- Removal of Old Unit: If replacing an existing disposer, the old unit is disconnected from the sink mount and the drain plumbing. This involves loosening the mounting assembly and disconnecting the drainpipe and dishwasher hose if present 5 4.
- New Mounting Assembly: A new sink flange and mounting assembly are installed. This creates a watertight seal at the sink drain and provides the connection point for the new disposal unit 2 4.
- Connecting the Disposal: The new garbage disposal is lifted into place and attached to the mounting ring. The technician then reconnects the drain pipes (P-trap) and the dishwasher discharge hose, if applicable. Proper alignment of the drain is crucial to prevent leaks and ensure smooth drainage 5 4 6.
- Electrical Connection: The power is connected. If an electrical box and proper wiring are already in place under the sink, this step is straightforward. If not, the plumber may need to install a new outlet or switch, which adds to the project scope and time 2 7.
- Testing & Cleanup: Once everything is secured, the power is restored and the unit is tested for leaks and proper operation. The area is then cleaned up, leaving your kitchen ready for use 2 4.
Key Considerations for Nashville Homes
Several factors specific to your kitchen's setup can influence the installation:
- Dishwasher Connection: Most disposals have a dedicated inlet port for a dishwasher drain hose. Connecting your dishwasher to the disposal allows food particles from the dishwasher to be ground up, preventing clogs in your drain line. If you don't have a dishwasher, this port must be sealed with a plug 5 6.
- Sink Type and Drain Alignment: Disposals can be installed on single or double-bowl sinks. The existing drain configuration, particularly the P-trap, may need to be adjusted or replaced with new pipes to align correctly with the new unit's discharge outlet 4 8.
- Electrical Requirements: A dedicated 120-volt circuit is ideal for a garbage disposal. Many Nashville homes, especially older ones, may not have an outlet under the sink, requiring new wiring to be run-a task best left to a qualified electrician or a plumber with the appropriate licensing 7 9.
Cost Breakdown for Installation and Replacement
The total cost for garbage disposal services in Nashville typically ranges from about $300 to over $600, though complex jobs can exceed this 2 3. This total is a combination of parts and labor.
- Unit Cost: The price of the disposal itself varies widely, from budget models around $50 to high-end, quiet, and powerful units costing $400 or more 10.
- Labor Cost: Professional installation labor often falls between $100 and $200 for a straightforward replacement where all connections are already in place. This fee covers the plumber's expertise, time, and guarantee on the work 2 3 10.
- Additional Costs: If the job requires new electrical wiring, modifying plumbing lines, or removing an old, stubborn unit, these factors will increase the final price. Always request a detailed estimate that breaks down parts, labor, and any potential additional fees 3 11.
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Repair vs. Replacement: Making the Right Call
Not every disposal problem requires a brand-new unit. Common issues like jams, leaks, or humming without spinning can often be repaired. A professional can diagnose problems such as a worn impeller, a faulty reset button, or a leaky seal. However, replacement is usually the more cost-effective and reliable choice if your unit is over 10 years old, requires a major component replacement, or is an underpowered model that consistently struggles. Upgrading to a newer, more efficient unit can save energy and frustration in the long run 12.
Maintaining Your Garbage Disposal
Proper care extends the life of your unit and prevents common problems. Always run cold water before, during, and after grinding to solidify fats and carry particles down the drain. Avoid putting fibrous vegetables (celery, onion skins), grease, coffee grounds, or expandable items like pasta and rice down the disposal. Regularly clean it by grinding ice cubes or citrus peels to help sharpen the blades and eliminate odors. Remember, a garbage disposal is for incidental food scraps, not a substitute for the compost bin or trash can.
Choosing a Service Provider in Nashville
For garbage disposal repair or installation, a licensed plumber is the most qualified professional. They are trained to manage both the plumbing connections and the basic electrical hookup, ensuring the entire system works safely and to code 7 9. When evaluating local Nashville companies, look for proper licensing, insurance, and positive reviews specifically mentioning disposal work. A reputable professional will provide a clear, upfront estimate, explain the scope of work, and stand behind their labor with a warranty.
Frequently asked questions
Sources
Footnotes
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How Much Do Garbage Disposals Cost? - Install Prices - https://useactive.com/how-much-do-garbage-disposals-cost/ ↩ ↩2 ↩3
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Garbage Disposal Installation Cost Guide - The Home Depot - https://www.homedepot.com/services/c/cost-install-garbage-disposal/357654922 ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7
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Cost to replace garbage disposal in Nashville, TN - https://www.handoff.ai/construction-costs/replace-garbage-disposal/nashville-tn ↩ ↩2 ↩3 ↩4
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How To Install a Garbage Disposal in 6 Easy Steps - Lowe's - https://www.lowes.com/n/how-to/install-a-garbage-disposal ↩ ↩2 ↩3 ↩4 ↩5 ↩6
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Understanding the Process of Garbage Disposal Installation - https://www.spartanplumbinginc.com/understanding-the-process-of-garbage-disposal-installation/ ↩ ↩2 ↩3
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FAQs: Garbage Disposal Support and Advice | InSinkErator US - https://www.insinkerator.com/en-us/kitchen-better/faq ↩ ↩2
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Who Installs Garbage Disposals | Plumber or Electrician? - https://hallerent.com/blog/garbage-disposal-installation-plumber-or-electrician/ ↩ ↩2 ↩3
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How To Install A Garbage Disposal | InSinkErator Badger 5/500 Series - https://www.youtube.com/watch?v=tOFKwWOMFDU ↩
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2025 Garbage Disposal Installation Cost | Get Estimates - Thumbtack - https://www.thumbtack.com/p/garbage-disposal-installation-cost ↩ ↩2
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2026 Garbage Disposal Installation Cost - HomeGuide - https://homeguide.com/costs/garbage-disposal-installation-cost ↩ ↩2
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Cost to Install Garbage Disposal - Homewyse - https://www.homewyse.com/services/cost_to_install_garbage_disposal.html ↩
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7 Essential Steps on How to Replace Garbage Disposal - https://hot2coldairconditioning.com/how-to-replace-garbage-disposal/ ↩