# John C. Cassidy AC and Plumbing ## Pages - [Hero Discount](https://www.cassidyac.com/hero-discount): Get a discount on HVAC & plumbing services for military, veterans, & first responders. Schedule your service today! - [Home](https://www.cassidyac.com/): Residential and commercial AC repair, new air conditioning installation, plumbing repair, and 24/7 emergency HVAC service in Palm Beach and Martin counties.​ - [Plumbing](https://www.cassidyac.com/plumbing): Residential plumbing services near Riviera Beach, Jupiter, & West Palm Beach, FL with 24/7 plumber, leak detection, drain cleaning, water heaters, and repairs.​ - [Dehumidifiers](https://www.cassidyac.com/hvac/dehumidifiers): Dehumidifier installation near Riviera Beach and Palm Beach County, FL to control humidity, prevent mold, cut allergens, and boost AC comfort and efficiency.​ - [Plumbing Repair](https://www.cassidyac.com/plumbing/plumbing-repair): Plumbing repair near Riviera Beach and Palm Beach County, FL with 24/7 emergency plumber, leak detection, drain cleaning, sewer repair, toilets, and faucets.​ - [Contact](https://www.cassidyac.com/contact): Contact John C. Cassidy Air Conditioning & Plumbing in Riviera Beach, FL for 24/7 HVAC and plumbing service across Palm Beach and Martin counties. - [Water Heaters](https://www.cassidyac.com/plumbing/water-heaters): Water heater repair, replacement, & maintenance near Riviera Beach and Palm Beach County, FL for gas, electric, & tankless units with 24/7 hot water service.​ - [Filtration](https://www.cassidyac.com/hvac/filtration): Air filtration and indoor air quality services near Riviera Beach, West Palm Beach, and Palm Beach County, FL with high-MERV filters to lower energy bills.​ - [Our Community](https://www.cassidyac.com/about-us/our-community): John C. Cassidy AC & Plumbing in Riviera Beach proudly supports Palm Beach County charities, schools, & organizations while offering HVAC and plumbing careers.​ - [Water Filtration](https://www.cassidyac.com/plumbing/water-filtration): Water filtration near Riviera Beach and Palm Beach County, FL with reverse osmosis, carbon filters, water softeners, and Halo whole-house water filter systems.​ - [Areas We Serve](https://www.cassidyac.com/areas-we-serve): HVAC and plumbing service areas across Palm Beach and Martin counties, including Riviera Beach, Jupiter, West Palm Beach, and Boca Raton.​ - [Riviera Beach, FL](https://www.cassidyac.com/areas-we-serve/air-conditioning-plumbing-riviera-beach-fl): AC repair, HVAC installation, maintenance, & plumbing services in Riviera Beach, FL with 24/7 air conditioning, water heater, drain cleaning, & leak detection.​ - [Tankless Water Heaters](https://www.cassidyac.com/plumbing/tankless-water-heaters): Tankless water heater installation & repair near Riviera Beach and Palm Beach County, FL with energy-efficient hot water, space-saving units, & 24/7 service.​ - [Hydro Jetting Drain Cleaning](https://www.cassidyac.com/plumbing/hydro-jetting-drain-cleaning): Hydro jetting drain cleaning in Riviera Beach and Palm Beach County, FL with 24/7 emergency clogged drain, sewer line, and slow drain service from plumbers.​ - [Careers](https://www.cassidyac.com/careers): HVAC technician and plumbing jobs in Riviera Beach and Palm Beach County, FL with John C Cassidy AC & Plumbing, offering flexible schedules, bonuses & training. - [Palm Beach Gardens, FL](https://www.cassidyac.com/areas-we-serve/palm-beach-gardens-fl): AC repair, HVAC installation, and plumbing services in Palm Beach Gardens, FL with 24/7 air conditioning, water heater, drain cleaning, and leak detection.​ - [UV Lights](https://www.cassidyac.com/hvac/uv-lights): HVAC UV lights and air purifier installation near Riviera Beach and Palm Beach County, FL using Platinum PCO UV-C systems to cut odors, toxins, and allergens.​ - [West Palm Beach, FL](https://www.cassidyac.com/areas-we-serve/west-palm-beach-fl): AC repair, HVAC installation, maintenance & plumbing services in West Palm Beach with 24/7 air conditioning, water heater, drain cleaning & leak detection. - [Backflow Prevention](https://www.cassidyac.com/plumbing/backflow-prevention): Backflow services near Riviera Beach & Palm Beach County, FL with certified backflow preventer testing, repair, & replacement to protect your drinking water.​ - [Financing](https://www.cassidyac.com/financing): HVAC financing options in Riviera Beach & Palm Beach County, FL for new air conditioning installation with convenient monthly payments through trusted lenders.​ - [Air Conditioning Installation](https://www.cassidyac.com/hvac/air-conditioning-installation): Air conditioning installation and AC replacement near Riviera Beach, Jupiter, & West Palm Beach, FL, high-efficiency central air systems & licensed installers.​ - [AC Preventative Maintenance](https://www.cassidyac.com/hvac/ac-preventative-maintenance): AC maintenance and air conditioner tune-up in Riviera Beach, Jupiter, and West Palm Beach, FL to boost efficiency, prevent breakdowns, and lower energy bills.​ - [Indoor Air Quality](https://www.cassidyac.com/hvac/indoor-air-quality): Indoor air quality services in Riviera Beach and Palm Beach County, FL with air filtration, UV lights, and dehumidifiers to cut odors, humidity, and allergens.​ - [FAQ](https://www.cassidyac.com/faq): Find answers to your top HVAC and plumbing questions. Learn about AC maintenance, emergency repairs, and water heater care from Cassidy AC & Plumbing. - [Shop](https://www.cassidyac.com/shop) - [Cassidy Care Club](https://www.cassidyac.com/cassidy-care-club): Join the Cassidy Care Club for priority HVAC service, monthly health reports, and annual maintenance. Save on bills and protect your home’s comfort today! - [Jupiter, FL](https://www.cassidyac.com/areas-we-serve/jupiter-fl): AC repair, HVAC installation, maintenance, and plumbing services in Jupiter, FL with 24/7 air conditioning, water heater, drain cleaning, and leak detection.​ - [HVAC](https://www.cassidyac.com/hvac): Residential HVAC contractor near Riviera Beach, FL providing AC repair, heating, furnace and heat pump service, ductless mini-splits, and indoor air quality. - [Air Conditioning Repair](https://www.cassidyac.com/hvac/air-conditioning-repair): Home air conditioning repair near Riviera Beach, Jupiter, and West Palm Beach, FL with 24/7 emergency AC service, fast diagnostics, and central air repair.​ - [About Us](https://www.cassidyac.com/about-us): HVAC and plumbing company in Riviera Beach serving Palm Beach and Martin counties since 1960, delivering AC, heating, water heater, and plumbing service.​ - [Our History](https://www.cassidyac.com/about-us/our-history): John C. Cassidy Air Conditioning & Plumbing, founded in 1960 in Palm Beach County has grown into South Florida’s trusted residential & commercial HVAC leader.​ - [Plumbing Preventative Maintenance](https://www.cassidyac.com/plumbing/plumbing-preventative-maintenance): Plumbing maintenance near Riviera Beach and Palm Beach County, FL with whole-home inspections, leak checks, valve testing, drain checks, and repair discounts.​ - [Terms and Conditions](https://www.cassidyac.com/terms-and-conditions): Review the terms governing website use. Ensure compliance and understand your rights. Read our terms today! - [Leak Detection](https://www.cassidyac.com/plumbing/leak-detection): Water leak detection near Riviera Beach and Palm Beach County, FL with electronic leak location, hidden pipe and slab leak repair, 24/7 leak and sewer service. - [North Palm Beach, FL](https://www.cassidyac.com/areas-we-serve/north-palm-beach-fl): AC repair, HVAC installation, maintenance, and plumbing services in North Palm Beach with 24/7 air conditioning, water heater, drain cleaning & leak detection. - [Lake Worth Beach, FL](https://www.cassidyac.com/areas-we-serve/lake-worth-beach-fl): AC repair, HVAC installation, maintenance, and plumbing services in Lake Worth Beach, FL with 24/7 AC, water heater, drain cleaning, and leak detection.​ - [Resources](https://www.cassidyac.com/about-us/resources): HVAC resources for West Palm Beach and Riviera Beach homeowners from John C. Cassidy AC & Plumbing, with expert AC repair guides and tips. ## Blog Posts - [Professional Leak Detection Services | Cassidy Air](https://www.cassidyac.com/professional-leak-detection-services-cassidy-air) - [Ultimate Guide to Hydro Jetting Drain Cleaning For Clogs](https://www.cassidyac.com/ultimate-guide-to-hydro-jetting-drain-cleaning-for-clogs) - [The Ultimate Guide to Commercial Backflow Prevention](https://www.cassidyac.com/the-ultimate-guide-to-commercial-backflow-prevention) - [Ultimate Guide to Tankless Water Heaters: Pros & Cons](https://www.cassidyac.com/ultimate-guide-to-tankless-water-heaters-pros-cons) - [Ultimate Guide to Home Water Heater Repair & Replacement](https://www.cassidyac.com/ultimate-guide-to-home-water-heater-repair-replacement) - [Hard Water Solution: Best Whole-Home Water Filter Systems](https://www.cassidyac.com/hard-water-solution-best-whole-home-water-filter-systems) - [Expert Plumbing Repair Services | Cassidy Heating & AC](https://www.cassidyac.com/expert-plumbing-repair-services-cassidy-heating-ac) - [Top-Rated Riviera Beach Plumbing and Expert Plumber Services](https://www.cassidyac.com/top-rated-riviera-beach-plumbing-and-expert-plumber-services) - [Cassidy AC: HVAC & Plumbing Service Areas in Florida](https://www.cassidyac.com/cassidy-ac-hvac-plumbing-service-areas-in-florida) - [AC Repair, HVAC Installation & Plumbing in Jupiter, FL](https://www.cassidyac.com/ac-repair-hvac-installation-plumbing-in-jupiter-fl) - [Palm Beach Gardens AC Repair & HVAC Services | Cassidy AC](https://www.cassidyac.com/palm-beach-gardens-ac-repair-hvac-services-cassidy-ac) - [Expert AC Repair & HVAC Services in Lake Worth Beach, FL](https://www.cassidyac.com/expert-ac-repair-hvac-services-in-lake-worth-beach-fl) - [Signs Your AC Needs Maintenance Before Summer in Riviera Beach, FL](https://www.cassidyac.com/signs-ac-needs-maintenance-before-summer-riviera-beach-fl): AC Maintenance in Riviera Beach | Cassidy AC - [Reliable AC Repair & HVAC Services in North Palm Beach, FL](https://www.cassidyac.com/reliable-ac-repair-hvac-services-in-north-palm-beach-fl) - [Expert AC & Plumbing Services in Riviera Beach, FL](https://www.cassidyac.com/expert-ac-plumbing-services-in-riviera-beach-fl) - [How Salt Air Affects Your AC in Palm Beach and Jupiter](https://www.cassidyac.com/how-salt-air-affects-your-ac-in-palm-beach-and-jupiter) - [Is Your A/C HVAC Unit a Moneypit? Repair vs. Replace in 2026](https://www.cassidyac.com/is-your-a-c-hvac-unit-a-moneypit-repair-vs-replace-in-2026) - [The Silent Leak: Why your Water Bill in is $300 higher.](https://www.cassidyac.com/the-silent-leak-why-your-water-bill-in-is-300-higher) - [South Florida "Salt Air" HVAC Maintenance Guide For Homes](https://www.cassidyac.com/south-florida-salt-air-maintenance-guide): South Florida "Salt Air" HVAC Maintenance Guide For Homes - [Is Your AC Making You Sick? The 5 Hidden Mold Spots Every Homeowner Misses.](https://www.cassidyac.com/is-your-ac-making-you-sick-the-5-hidden-mold-spots-every-homeowner-misses): Is Your AC Making You Sick? The 5 Hidden Mold Spots - [Top 10 Benefits of a Tankless Water Heater](https://www.cassidyac.com/top-10-benefits-of-a-tankless-water-heater) - [How to Prevent Pipes From Bursting in Freezing Weather](https://www.cassidyac.com/how-to-prevent-pipes-from-bursting-in-freezing-weather) - [Top 5 Benefits of Installing a Water Filter in Your Home](https://www.cassidyac.com/top-5-benefits-of-installing-a-water-filter-in-your-home) - [Toilet Leaking Water? Here's How Plumbers Can Help](https://www.cassidyac.com/toilet-leaking-water-here-s-how-plumbers-can-help) - [Different Types Of Heaters and How To Pick The Best One](https://www.cassidyac.com/different-types-of-heaters-and-how-to-pick-which-one-is-best-for-you): Different Types Of Heaters and How To Pick The Best One - [How Salt Air Can Harm Your Air Conditioning System](https://www.cassidyac.com/how-salt-air-can-harm-your-air-conditioning-system) - [10 Ways to Keep Your Heating Bill Minimized This Winter](https://www.cassidyac.com/10-ways-to-keep-your-heating-bill-minimized-this-winter) - [AC Owner’s 15‑Minute Monthly Checks](https://www.cassidyac.com/ac-owners-15minute-monthly-checks) - [5 Signs It's Time To Replace Your AC](https://www.cassidyac.com/5-signs-it-s-time-to-replace-your-ac): When to Replace Your AC: 5 Signs It’s Time to Upgrade - [AC Repair in West Palm Beach: 7 Signs You Should Call A Pro](https://www.cassidyac.com/ac-repair-in-west-palm-beach-7-signs-you-should-call-before-your-system-fails) - [Slow Drains vs. Real Sewer Problems: When a Clog Becomes a Plumbing Emergency](https://www.cassidyac.com/slow-drains-vs-real-sewer-problems-when-a-clog-becomes-a-plumbing-emergency): Slow Drains & Sewer Problems: Spot Plumbing Emergencies - [7 Costly Mistakes Palm Beach Homeowners Vow to Never Make](https://www.cassidyac.com/florida-ac-horror-stories-7-costly-mistakes-palm-beach-homeowners-swear-theyll-never-make-again): 7 Costly Mistakes Palm Beach Homeowners Swear They’ll Never Make - [Protecting Your AC From Palm Beach Salt Air Damage](https://www.cassidyac.com/protecting-your-ac-from-palm-beach-salt-air-damage) - [When to Call a Plumber in Lake Worth Beach](https://www.cassidyac.com/when-to-call-a-plumber-in-lake-worth-beach) - [What to Expect from AC Installation in North Palm Beach](https://www.cassidyac.com/what-to-expect-from-air-conditioning-installation-in-north-palm-beach) - [How to Find a Water Heater Technician in Jupiter](https://www.cassidyac.com/how-to-find-a-water-heater-technician-in-jupiter): How to Find a Water Heater Technician in Jupiter, Florida - [Palm Beach Gardens Resident's Guide to Plumbing Services](https://www.cassidyac.com/palm-beach-gardens-resident-s-guide-to-plumbing-services) - [Finding Quality Air Conditioning Repair in West Palm Beach: What to Know](https://www.cassidyac.com/finding-quality-air-conditioning-repair-in-west-palm-beach-what-to-know) - [How to Choose an HVAC Contractor in Riviera Beach](https://www.cassidyac.com/how-to-choose-an-hvac-contractor-in-riviera-beach): How to Choose an HVAC Contractor in Riviera Beach, Florida