King Tech Spa Frog Serene Mineral Cartridge for Floating/Inline System | 01-14-3812

The King Tech FROG® Serene® Blue Mineral Cartridge (01-14-3812) is the essential companion for maintaining clean, clear, and comfortable spa water—without the hassle. Designed for use with the FROG® Serene® Floating and In-Line Sanitizing Systems, this pre-filled mineral cartridge works continuously to kill bacteria and condition water, reducing the need for bromine by up to 50%.

With no measuring or handling required, this easy-to-use cartridge simplifies spa care while improving water quality and comfort. Enjoy Fresh Mineral Water® that feels silky smooth, has less odor, and causes less irritation to skin and eyes. The Serene® Mineral Cartridge lasts up to 4 months and is part of FROG®'s dual-sanitation system when paired with a Serene® Bromine Cartridge.

Model: 01-14-3812
Product Type: Spa Mineral Cartridge
Compatibility: FROG® Serene® Floating and In-Line Systems
Sanitizing Method: FROG® Minerals + Bromine (separate cartridge)
Chlorine/Bromine Reduction: Uses up to 50% less bromine
Features:

Pre-filled cartridge — no measuring or mess
Continuously sanitizes and conditions water
Provides Fresh Mineral Water® that feels soft and clean
Reduces unpleasant odors and irritation

Water Capacity: Suitable for spas up to 600 gallons
Usage Duration: Lasts up to 4 months
Color Code: Blue cartridge for easy identification
Genuine FROG® OEM product

SKU: 01-14-3812

Questions about returns? View our return policy.

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Sunday: Closed

We do not ship on Saturday or Sunday.
Orders totaling more than $300 will require signature confirmation upon delivery.
We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
Expedited shipping options are available at checkout.

Return Policy:

Products that are received damaged will receive a refund in store credit.
Most products are eligible for return within 30 days of receipt, except where noted below.
To initiate a return, please complete an RMA form prior to sending your item back.
Original shipping costs are non-refundable and will be deducted from the return credit.
Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
Some returns will be charged an automatic 15% restocking fee.
We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
Please complete the return form to receive your RMA number and return shipping label.
Chemical products are not eligible for return under any circumstances.
The Pentair Colorsync 618031 is not eligible for return.
Pool cleaners are not eligible for return.
Opened seals and o-rings are not eligible for return.
Capacitors are not eligible for return.
Plastic popup tools are not eligible for return.
Automation components and circuit boards are not eligible for return.
If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.