Whole-Home vs. Under-Sink Water Filtration Systems: Which is Best?
Once you have decided to improve the water quality in your Victoria home, the next big question is deciding which type of system to install. With so many options on the market, choosing the right water filter can feel overwhelming. Should you filter the water for the entire house, or just focus on the kitchen sink where you get your drinking water?
At Wade Roberts Plumbing, we know that every home and budget is different. We believe in providing clear, upfront options so you can make the best choice for your family. Understanding the key differences between whole-home and under-sink filtration systems is the easiest way to narrow down your decision.
Under-Sink Water Filtration Systems
Under-sink filters, also known as point-of-use systems, are installed directly beneath a specific faucet, usually in the kitchen. They filter water right before it comes out of the tap.
Pros of Under-Sink Systems:
• They are highly cost-effective to purchase and install.
• They provide intensely targeted filtration, making them excellent for drinking and cooking water.
• Replacement cartridges are generally affordable and easy to swap out.
Cons of Under-Sink Systems:
• They only filter water at one specific faucet.
• Your showers, washing machine, and dishwasher will still use unfiltered water.
• They take up space in the cabinet underneath your sink.
Whole-Home Water Filtration Systems
A whole-home filter, or point-of-entry system, is installed where your main water line enters the house. This means every single drop of water running through your plumbing is filtered before it reaches any faucet, appliance, or showerhead.
Pros of Whole-Home Systems:
• You get clean, filtered water from every tap and shower in the house.
• It protects your entire plumbing system and appliances from hard water scale and sediment.
• It improves indoor air quality by preventing chlorine vapors from escaping during hot showers.
Cons of Whole-Home Systems:
• They require a larger upfront investment for the unit and professional installation.
• They take up more space in your basement or utility room.
• The filtration might not be as fine-tuned for drinking water as a dedicated reverse osmosis under-sink unit.
Which Option is Right for You?
The best choice depends on your specific goals. If you are primarily concerned about the taste and safety of your drinking water, an under-sink system is an excellent, budget-friendly starting point. However, if you are dealing with hard water that is damaging your plumbing fixtures, drying out your skin, or leaving spots on your dishes, a whole-home system is the superior long-term investment.
Many homeowners actually choose to combine the two: a basic whole-home system to remove sediment and chlorine, paired with a specialized under-sink filter for pristine drinking water.
Frequently Asked Questions
Q: Can I install a water filtration system myself?
While some basic under-sink filters are DIY-friendly, whole-home systems require cutting into your main water supply line and should always be installed by a licensed plumber.
Q: Do water filters affect water pressure?
A properly sized and maintained filter should not noticeably reduce your water pressure. However, if you forget to change the filter cartridges, a clogged filter will slow down the flow.
Q: Do you offer discounts on water filter installations?
Yes! This July, Wade Roberts Plumbing is offering $50 off any professional water filter installation to help you achieve better water quality at home.
Let the Experts Guide You
Still unsure which system fits your lifestyle? The team at Wade Roberts Plumbing is ready to help. We provide customized, in-home consultations to test your water and recommend the perfect setup with honest, upfront pricing.
Plus, for every filter we install this July, we help provide a water filter to a family overseas. Contact us today to upgrade your home’s water system and make a real difference!









