FROG® Pool Tender™ Water Care System

All-in-one pool sanitizing system delivers Fresh Mineral Water®∞ for pools up to 25,000 gallons

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FROG’s unique 3-step system makes pool water care easier than ever while it works hard all season long. It kills bacteria 2 ways, with minerals and a low level of chlorine for water that is Cleaner, Clearer, Softer and Easier® to maintain than conventional water treatments.

Pool Foreground Hot Tub Foreground
10K-25K Gallons

For swimming pools 10,000 to 25,000 gallons

Icon 2 Ways

Kills bacteria 2 ways with minerals and chlorine

Icon 50% Less

Lower your chlorine use up to 50%* with minerals

Soft Feeling

With less chlorine, it’s easier on skin and helps protect pool surfaces

Icon Cartridge

Prefilled cartridges for no mess, no guess, no stress

Icon 90 Days

90-Day Algae Protection Guarantee with FROG Pool Tender Algaecide

Precision performance – just set it and forget it

Lifetime warranty on the FROG Pool Tender Cycler

25% More Water Polishers


Video Introduction to POOL Tender

FROG Pool Tender Cycle is the water treatment center that controls the flow of water to each part of the system with a precise dial that meters out the right amount for every step. It’s what allows no mess, no guess and no stress water care. And, it comes with a Lifetime Warranty+ excluding O-rings.

1.FROG Pool Tender Mineral Chamber™

Prefilled with minerals that kill bacteria for 6 months or 1 pool season and fits inside the Cycler.The heart of the FROG Pool Tender system is Fresh Mineral Water®∞, the Mineral Chamber conveniently fits inside the FROG Pool Tender Cycler. Minerals kill bacteria so you can reduce your chlorine use up to 50%* while conditioning the water for softness. With less chlorine*, the water is easier on skin and surfaces – making pool ownership more enjoyable. Replace the Mineral Chamber every 6 months or 1 pool season, whichever is shorter.

2. FROG Pool Tender Algaecide™

Algae Prevention for 90 Days guaranteed. A single dose of FROG Pool Tender Algaecide makes algae a thing of the past for pools up to 15,000 gallons. For a larger pool use 2 FROG Pool Tender Algaecide containers. Specially designed to dispense through the FROG Pool Tender Mineral Chamber for more uniform output that protects your pool. Use once in the spring; it works great as a winterizer too, making spring opening much easier.

3.FROG Pool Tender Chlorine Chamber™

This prefilled container fits inside the Mineral Chamber, which is in the FROG Pool Tender Cycler; it makes handling chlorine much easier. No more measuring the right amount, touching chlorine tablets or accidental spills that can bleach clothes. Just pop off the top, insert into the Chamber and set the dial for the precise 0.5 to 1.0 ppm chlorine level. Easily replaces when empty (approximately every 2 to 3 weeks depending on your usage.)


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How would I get started with FROG Pool Tender?


FROG Pool Tender is only available through Once purchased you may install yourself or obtain service from a local pool store. After that, it’s easy!  Simply replace the Chambers and Algaecide as instructed.


Which fit inside the FROG Pool Tender Cycler?

Mineral: FROG Pool Tender Mineral Chamber

Chlorine: FROG Pool Tender Chlorine Chamber

Algaecide: FROG Pool Tender Algaecide


How long do the Chambers last?


The FROG Pool Tender Mineral Chamber lasts 6 months or 1 pool season, whichever is shorter. The FROG Pool Tender Chlorine Chamber will last 1-3 weeks; depending on the size of the pool and how often the pool is used. FROG Pool Tender Algaecide dispenses in 90 minutes for 90 days of algae protection.


Why should I use FROG Pool Tender Algaecide?


This single dose (one bottle per 15,000 gallons) evenly dispenses through the Pool Tender Cycler and keeps algae away for a full 90 days so you can enjoy your pool more and work on it less. We are so sure about its performance that it comes with an algae protection guarantee (see guarantee details under Manuals and Documents)


How does FROG Pool Tender measure up to other pool sanitizing systems?


FROG has sanitized pools since 1997 and has hundreds of thousands of happy customers. FROG products are very effective, easy to use with prefilled replacements, help maintain the water with far less work and are reasonably priced.  FROG Pool Tender is a specially labeled FROG system sold only through

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 * Compared to the minimum EPA recommended chlorine level of 1.0 ppm for a stabilized swimming pool.

∞For pools and hot tubs.

+When product is registered with FROG.

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