Kitchen sink with a dedicated filtered-water faucet and an under-sink reverse osmosis system

Under-Sink Reverse Osmosis Installation

Better Drinking Water Starts at Your Kitchen Sink.

Professional under-sink reverse-osmosis installation for $300. Already have a system? We'll install your compatible unit. Need help choosing? We can guide you.

$300 Installation Labor — System Purchased Separately

$350 regular · $50 installation coupon applied

Questions? Call (347) 846-2352
  • Customer-supplied systems welcome
  • Equipment purchased separately

Book Your $300 RO Installation

Standard installation labor only. System purchased separately.

RO Installation — $300

Equipment purchased separately.

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(347) 846-2352

Mon–Sat: 7:00 AM – 7:00 PM · Eastern Time

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RO installation · $300

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Standard installation labor only. Equipment purchased separately.

Call (347) 846-2352
A happy Apex customer after their reverse osmosis installation.

What's Included in Your $300 Installation

$350 regular · $50 coupon · $300 standard installation labor.

The $300 promotional price covers a standard installation. Unusual plumbing modifications, difficult access, countertop modifications requiring specialized work, electrical work, repairs to damaged or existing plumbing, relocation of plumbing, or other work outside a standard installation may require additional charges. Any additional work is explained to you and approved before we proceed.

  • Standard cold-water supply connection
  • Standard drain connection where required
  • RO system installation
  • Dedicated faucet installation where conditions allow
  • Storage tank connection where applicable
  • System operation testing
  • Leak checks
  • Work-area cleanup
  • Basic maintenance explanation

Which RO System Is Right for My Kitchen?

Three general options. Waterdrop, iSpring and APEC are examples — features and installation requirements vary by model.

Waterdrop models

Tankless RO

For customers who want to avoid a large storage tank and have compatible electrical access. Outlet needs and cabinet fit depend on the specific model.

$300 qualifying standard installation · equipment separate

Selected iSpring models

Traditional RO With Remineralization

For customers who prefer a tank-based system with an alkaline or remineralization stage. Allow room for the filters and storage tank.

$300 qualifying standard installation · equipment separate

Selected APEC models

Traditional 5-Stage RO

For customers seeking a straightforward tank-based system. Review the selected model's installation requirements and available cabinet space.

$300 qualifying standard installation · equipment separate

Not Sure an RO System Will Fit Under Your Sink?

Every kitchen is different. Tankless systems can save space by eliminating the storage tank, while traditional systems may be suitable when cabinet space allows. Send us a photo of your under-sink cabinet and we'll help you evaluate your options.

Ask About My Cabinet Space

Your RO Installation Questions

Whole-House Water Filtration

Need Filtration Throughout Your Home?

Whole-house water filtration installation is also available for qualifying systems at $1,400 with our $100 installation coupon. Equipment purchased separately.

$1,500 regular · $1,400 after $100 coupon

$100 coupon valid only toward a qualifying Whole-House Water Filtration installation. Cannot be combined with any other Apex Handyman Pro coupon, promotion, discount, package, or hourly service rate.

$1,500 regular installation price and $1,400 promotional price apply to qualifying standard whole-house filtration installations. Additional plumbing modifications, materials, system components, electrical work, permits, or non-standard installation conditions may require additional charges. Filtration equipment is sold separately unless otherwise stated.

Want equipment and installation bundled together? See our whole-house filtration package starting at $3,000.