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iSpring WGB21B 2-Stage Whole House Water Filtration System, 50000 Gallons

iSpring

iSpring WGB21B 2-Stage Whole House Water Filtration System, 50000 Gallons

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Highlights

  • [Two-Stage Effective Filtration] The whole house water filter has 1st-Stage premium 5-micron polypropylene sediment filter (FP15B) captures dirt, sand, silt, dust, rust, and scale particles, using high quality coconut shell carbon and highly compact fabrication tech, 2nd-stage CTO filter(FC15B) knocks out cloudiness as well as bad tastes and odors, removes over 90% of chlorine, and is highly effective on VOCs like pesticides, herbicides, and industrial solvents.
  • [Superb Filtration Capacity] 10"x4. 5" replaceable whole house water filters can provide up to a full year of clean water(up to 50, 000 gallons) for a family of four. 1-inch inlet and outlet ports allow fast water flow with less pressure loss. Fine PP sediment filter and premium quality CTO filter not only bring clean and fresh water to every faucet in your house, but also help prolong the lives of your water-using appliances and protect plumbing from sediment and scale buildup.
  • [Easy Installation and Filter Change] The system comes pre-assembled onto the mounting bracket for a streamlined, DIY installation. Filter wrench included to make routine filter changes easy and quick. A pressure release valve allows for the release of built-up pressure when changing filters. Refer to our manual and/or YouTube videos to Install this point-of-entry (POE) filtration system at the main water supply to get clean and healthy water for the entire family.
  • [Retain Valuable Minerals] Unlike an RO system, this system will NOT reduce Total Dissolved Solids (TDS), and instead keeps healthy minerals in your water. If you are interested in a filter that removes TDS, consider our iSpring Reverse Osmosis (RO) systems.
  • [Peace-of Mind Customer Service] Backed by a 30-day money-back guarantee, 1-year warranty, and extended manufacturer warranty upon warranty registration at iSpring. Lifetime CS and tech support from Atlanta, GA USA. We stand behind our products. If you encounter any problems with any of our products, please reach out to us immediately. We are happy to help!

Why You'll Love It

  • Filters up to 50,000 gallons of incoming water to supply a family for a full year
  • Removes sediment, rust, and dirt particles down to 5 microns to protect home plumbing
  • Knocks out cloudiness, bad odors, and over 90 percent of chlorine using coconut shell carbon
  • Features 1-inch inlet and outlet ports to maintain fast water flow with minimal pressure loss
  • Pre-assembled on a mounting bracket with an included wrench for simplified DIY setup
  • Preserves beneficial natural minerals in your water rather than removing total dissolved solids

Pros

  • +Pre-assembled bracket simplifies DIY installation
  • +Built-in pressure release valve aids filter swaps
  • +High 50,000-gallon capacity per cartridge set
  • +Included filter wrench for routine maintenance
  • +Protects water-using appliances and plumbing lines

Cons

  • -Does not reduce Total Dissolved Solids (TDS)
  • -Requires point-of-entry plumbing installation space

Detailed Review

The iSpring WGB21B is a point-of-entry whole house filtration system designed to treat all incoming water before it reaches household taps and appliances. By capturing physical debris and common chemical impurities at the main supply line, it suits homeowners and families seeking cleaner water for drinking, cooking, bathing, and protecting household plumbing from sediment buildup.

Filtration happens in two distinct stages using 10-inch by 4.5-inch replaceable cartridges. The first stage uses a 5-micron polypropylene sediment filter to trap dirt, sand, silt, dust, rust, and scale particles. The second stage employs a coconut shell carbon CTO filter that clears cloudiness, eliminates unpleasant tastes and odors, removes more than 90 percent of chlorine, and targets volatile organic compounds such as pesticides, herbicides, and industrial solvents. With 1-inch inlet and outlet ports, the system is engineered to maintain fast flow rates throughout the home with minimal pressure loss.

For setup and regular upkeep, the system arrives pre-assembled onto a dedicated mounting bracket. Routine cartridge changes are supported by an included filter wrench and an integrated pressure release valve that relieves housing pressure before opening. The system delivers up to 50,000 gallons of filtered water, which provides roughly one full year of clean water for a four-person household. Guidance is available through the included manual and online video tutorials, supported by a 30-day money-back guarantee, a standard 1-year warranty with registration extensions, and lifetime US-based technical support from Atlanta, Georgia.

Buyers should keep in mind that this unit is not a reverse osmosis system and will not lower Total Dissolved Solids (TDS) levels. It intentionally leaves naturally occurring minerals in the water. Anyone specifically requiring total TDS removal would need to look into dedicated reverse osmosis systems instead.

Verdict: The iSpring WGB21B is an excellent choice for households looking to eliminate chlorine, sediment, and chemical odors from their entire water supply while retaining healthy minerals. Its pre-assembled design and solid 50,000-gallon capacity make whole-home water treatment straightforward and practical.

Specifications

  • Filter Dimensions: 10 inches x 4.5 inches
  • Filtration Capacity: Up to 50,000 gallons (up to 1 year for a family of 4)
  • Port Size: 1-inch inlet and outlet
  • Stage 1 Filter: 5-micron polypropylene sediment filter (FP15B)
  • Stage 2 Filter: Coconut shell carbon block CTO filter (FC15B)
  • Chlorine Removal: Over 90%
  • Included Accessories: Mounting bracket, filter wrench, pressure release valve
  • Warranty: 30-day money-back guarantee, 1-year warranty (extended with registration)

Who Should Buy It

A great fit if you:

  • Want clean, filtered water at every tap, shower, and appliance across your whole home.
  • Need to eliminate chlorine, chemical tastes, bad odors, and visible sediment like rust or sand.
  • Prefer a pre-assembled bracket setup for a straightforward DIY installation at the main water line.
  • Want to retain healthy natural minerals in your household tap water.

Consider something else if you:

  • Need to reduce Total Dissolved Solids (TDS), which requires an RO filtration system.
  • Lack the physical space near your main water line for a point-of-entry dual-housing system.

FAQ

Does this system reduce Total Dissolved Solids (TDS)?
No, this system does not reduce TDS. It is engineered to remove sediment, chlorine, VOCs, and odors while retaining the natural minerals in your water.

How long do the filters last before needing replacement?
The replaceable 10-inch by 4.5-inch filters provide up to 50,000 gallons of filtration, which typically covers up to a full year of use for a family of four.

What comes included in the package to help with installation?
The system comes pre-assembled on its mounting bracket and includes a filter wrench as well as a built-in pressure release valve to assist with filter changes.

What size are the plumbing connection ports?
The system features 1-inch inlet and outlet ports designed to allow fast water flow with minimal loss in water pressure.

Product Details

BrandiSpring
ASINB01F9A4UVU

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