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Kohler K-28209 Anthem, Two-Port Digital Thermostatic Valve

Description

Digital thermostatic technology provides accurate, precise and consistent temperature and flow control in your showering system. This precision-engineered, best-in-class digital thermostatic valve is designed for use with the Anthem digital control. Its easy plug-and-play design makes installation simple. With two independently controllable outlet ports, this valve is ideally suited for applications where only one or two shower outlets are required. Optional built-in eco mode lets you use just one outlet at a time to conserve water.

Required items sold separately

What's in the box?

  • Digital Thermostatic Valve 
  • Filter Screens (2)
  • Jumper
  • Mounting Hardware
  • Power Supply Unit

Product Specifications

    Kohler K-28209 Anthem, Two-Port Digital Thermostatic Valve Product Specifications

    Model K-28209
    Mount Wall
    Material Reinforced engineering-grade thermoplastic body
    Minimum Flow Rate 0.9 gal/min
    Maximum Flow Rate 9.5 gal/min
    Volts 120V
    Amperage 1.0
    Width 10-5/8"
    Depth 9-1/16"
    Height 3"

    Product Features

    • Digitally controlled thermostatic mixing valve.
    • Antiscald protection.
    • Built-in temperature and flow control.
    • Conserve water by enabling built-in eco mode, which limits use to only one outlet at a time.
    • Up to 12 gpm (45.4 lpm) flow rate at 45 psi (3.1 bar) with maximum flow of 9.5 gpm (36 lpm) from one outlet.
    • Two independently controllable ½" outlets with brass tube connections.
    • 1/2" inlets with brass tube connections
    • Reinforced engineering-grade thermoplastic body.
    • Mounts within standard 2" x 4" (38 x 102 mm) walls.
    • Prewired with two-prong plug for connection to 120v GFCI receptacle.

    Product Manual

    Kohler K-28209 Installation Manual

    Kohler K-28209 Service Parts 

    Product Warranty, Refund and Return Policy

    KOHLER® One-Year Limited Warranty

    Product FAQs

    N/A

    Why Choose Green Vista Living


    At Green Vista Living, we’re passionate about providing top-quality renewable energy and eco-friendly products that not only enhance your life but also help protect the planet. We’ve built our business with one mission in mind: to be the go-to destination for renewable energy solutions, outdoor gear, and off-grid supplies. When you shop with us, you’re not just getting innovative products—you’re joining a community that’s committed to sustainability.

    We Put Our Customers First


    As a small, dedicated team, we care deeply about your experience. Unlike large, faceless online companies, Green Vista Living offers a personal touch in everything we do. We're here for you from start to finish—whether you need product advice, support after a purchase, or just have questions. Our knowledgeable customer service team is always just a phone call or email away, ready to assist you in any way possible.

    We Share Your Passion for the Planet


    Our love for the outdoors and sustainable living runs deep. Most of our team hails from the mountains of Colorado, where renewable energy and the environment are part of daily life. So when you call Green Vista Living, you’ll speak directly with an expert who understands both the technical side of renewable products and the lifestyle they support. Whether you’re looking for solar generators, EV chargers, or any of our eco-friendly offerings, you can trust us to guide you with expertise and passion.

    Trusted Industry Experts


    Our close partnerships with the best brands in renewable energy and outdoor gear give us insider knowledge that you won’t find anywhere else. We’ve taken the time to carefully select products that stand out for their quality and reliability. At Green Vista Living, we believe in understanding our products inside and out so that we can help you make the right choice with confidence.

    More Reasons to Love Green Vista Living


    Price Match Guarantee: Thanks to our partnerships, we offer the best prices around. If you find a better deal, we’ll refund the difference.


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    Authorized Dealer: As an authorized dealer for all our brands, you’ll receive full manufacturer warranties with every order.


    At Green Vista Living, we aim to make your renewable energy and outdoor experience as seamless and enjoyable as possible. With our unmatched customer service, expertise, and dedication to quality, you can shop with confidence, knowing you’re supporting a company that’s as committed to the planet as you are.

    Frequently Asked Questions

    Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
    Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
    We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
    Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
    Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
    Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.

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