Garbage Disposal Installation 101: Everything You Need To Know

by | Nov 10, 2023 | Plumbing

The convenience of a garbage disposal system is undeniable in the modern household — a kitchen marvel that can effortlessly rid your home of food scraps, making meal cleanup a breeze.

However, installing a garbage disposal can be a daunting task. That’s where Jolly Plumbing, Drains, Heating, Air comes in as the expert in garbage disposal installation for the Northern Kentucky and Cincinnati areas.

This blog will provide a comprehensive guide on garbage disposal installation, ensuring you have all the knowledge you need to make an informed decision.

Why Choose Professional Garbage Disposal Installation?

While DIY projects can save you money, garbage disposal installation is best left to the professionals. DIY installation is associated with several risks, including:

  • Safety Concerns: Garbage disposals involve electrical and plumbing work, which can cause risks, injuries, and fire hazards for inexperienced individuals.
  • Warranty Voidance: Many manufacturers require professional installation to maintain the warranty. DIY installation can void the warranty.
  • Unsatisfactory Results: Incorrect installation can lead to leaks, clogs, and reduced lifespan of your garbage disposal.

When you hire a professional like Jolly Plumbing, Drains, Heating, Air for garbage disposal installation, you can expect the following benefits:

  • Expertise: Jolly technicians have the experience and training to install garbage disposals safely and efficiently.
  • Compliance: We ensure that installations meet local building codes and regulations.
  • Warranty Protection: Our professional installation ensures that your warranty remains valid.
  • Peace of Mind: You can trust us to guarantee that your disposal will work flawlessly from day one.

Types of Garbage Disposals

Garbage disposals come in several types, each designed to cater to specific needs — understanding the differences will help you choose the right one for you.

Continuous Feed

Continuous feed disposals are the most common type, turning on with a switch and allowing you to add food scraps as it runs, making it an ideal option for regular use — just be careful of overloading.

Batch Feed

If safety is your primary concern, batch feed disposal is the right choice. These units require a cover before they can run, effectively preventing accidental contact with the blades. Batch feed disposals are also quieter than continuous feed disposals but can be less convenient since you have to wait until the chamber is full before turning it on.

Septic System-Specific

If you have a septic system in your home, invest in a specialized septic disposal. These units use enzymes and bacteria to break down food waste into smaller particles that are safe for your septic system. Using regular garbage disposals can lead to clogs and damage to your septic system.

Tools Needed for Garbage Disposal Installation

To get started with the DIY garbage disposal installation, you’ll need the right tools and safety gear. Here’s a list of essential items:

  • Screwdriver
  • Adjustable wrench
  • Plumber’s putty
  • Pipe wrench
  • Electrical clamp connectors
  • Safety goggles and gloves
  • Circuit tester
  • Hacksaw
  • Bucket
  • Drain wrench

You may need additional tools depending on your specific installation requirements. Prepare the necessary tools before beginning the installation to avoid frustrating delays.

Step-by-step Guide to Garbage Disposal Installation

Let’s walk you through the installation process, ensuring a safe and effective setup.

Preparing the Area

Follow these steps to prepare the sink and counter area:

  1. Disconnect Power and Water: Turn off the power and water supply to the sink.
  2. Clear the Sink: Remove any items from the sink and clear the area around the installation site.
  3. Mount the Flange: Apply the plumber’s putty and attach the flange to the sink drain opening.
  4. Connect the Drain: Securely connect the drain trap and disposal unit.

Electrical Preparations

You’ll be working with electricity, so make sure to follow these precautions:

  1. Turn Off Power: Ensure the power is off before working with electrical connections.
  2. Connect Wiring: Follow the manufacturer’s instructions to connect the electrical wires properly.

Garbage Disposal Installation Process

Now you’re ready to install the garbage disposal.

  1. Setup the Disposal Unit: Attach the disposal unit to the flange and turn it to lock it in place.
  2. Secure the Unit: Use a mounting ring and a snap ring to secure the disposal unit.
  3. Connect the Drain Pipe: Attach the discharge pipe and secure it with a pipe wrench.

Post-installation Checks

Check if the installation is secure and functional. Test the disposal for any leaks, unusual sounds, or other issues. Use small amounts of food waste to see how it operates and make any necessary adjustments or repairs as needed.

Maintenance Tips

To keep your garbage disposal in top condition, follow these essential maintenance tips:

  • Regular Cleaning: Clean the disposal by grinding ice cubes and citrus peels to eliminate odors and residue.
  • Avoid Hard Items: Refrain from putting hard or non-food items down the disposal to prevent damage.
  • Use Cold Water: Run cold water while using the disposal to solidify fats and prevent clogs.
  • Regular Inspections: Periodically check for leaks, unusual sounds, or signs of wear and tear.


A properly installed garbage disposal can transform your kitchen experience. However, for a hassle-free and safe installation, it’s best to trust the professionals. Jolly Plumbing, Drains, Heating, Air offers expert garbage disposal installation and repair services in the Northern Kentucky and Cincinnati areas.

Trust Jolly Plumbing, Drains, Heating, Air for your garbage disposal installation needs. Contact us today for a consultation.

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