RainSoft turns ordinary water into extraordinary water . . .
EC4 —the smart, economical way to enjoy the best water possible.
How the EC4 Water Conditioner Works
Step 1: Water enters RainSoft’s exclusive rugged
• All plastic enclosures fit tightly to protect control
control valve and flows down through the
components from outside elements.**
EC4 resin tank.
• Brine tank is equipped with overflow protection to
Step 2: The water is filtered and treated as it passes
protect against overflow due to power outages during
through the special “ion exchange” resin.
Hardness ions are ionically retained in and
on the resin. The optional carbon
bed further polishes and clarifies
Step 3: Once completely
conditioned, the water exits the
resin tank through the riser pipe
and out the control valve.
Step 4: At metered intervals, the
unit begins a regeneration process.
Using salt as a regenerant, the
retained hardness ions are flushed
out of the system and down the
drain. The unit then prepares itself for
the next conditioning cycle.*
CALIFORNIA RESIDENTS: Water treatment devices sold to retail consumers in California
• New LCD display prompts the user with easy to
accompanied by certain health claims must be certified by the California Department of
Health Services. The following models are certified by the State of California’s Department
understand system information and messages.
of Health Services:
• EC4 75 CV (Certificate 06-1803)
• Full menu of settings allows you to customize system to
• EC4 100 CV (Certificate 06-1802)
• EC4 150 CV (Certificate 06-1801)
your family’s needs.
All other product models are not certified by the State of California for the purpose of making
• Computer control prevents you from running out of
• Control automatically compensates and adjusts for
daylight savings time.
• The system maintains time up to 1 week without a
battery backup in case of a power outage. Program
settings are maintained indefinitely, eliminating the need
RainSoft EC4 Water Conditioning Systems are UL and CSA listed, and are certified by TÜV to
meet European CE requirements. RainSoft EC4 Water Conditioning Systems are tested and
• Calculates and uses optimum salt and water
certified by the WQA to NSF/ANSI Standard 44 for the specific performance claims as verified
and substantiated by test data. Refer to the manufacturer’s Performance Data sheet for specific
combination for each regeneration.
claims and certifications.
Benefits will be provided by various types of RainSoft equipment when installed and operated
according to manufacturer's recommendations. Operational, maintenance and replacement
requirements are essential for the product to perform as advertised. All claims based on best
available information at time of printing. Manufacturer makes no representations as to the
suitability of this equipment for a particular application. Buyer relies entirely on dealer’s
recommendations in the purchase of this equipment. Independent RainSoft dealers may include,
together with your RainSoft product, a product or component that is not manufactured by
RainSoft or their parent company, AWTP, LLC. Any non-RainSoft product may be covered by the
manufacturer of that product, and is not covered by the RainSoft warranty. AWTP, LLC does not
* Potassium chloride may be used instead of salt.
warrant that your RainSoft product and the non-RainSoft product will perform properly when used
** Outdoor Model only.
together, and assumes no liability therefore.
Part No. 15973d
©2007 RainSoft Division of AWTP, LLC