How often should I replace the filter cartridge in the iSpring WSP-1000SL?

The product recommends replacing the filter every 3-6 months to prevent scale buildup. However, the reusable stainless steel mesh can be flushed clean. The actual replacement frequency depends on your water quality and usage. Monitor the see-through housing for sediment accumulation and check the flow rate; reduced flow indicates the need for flushing or replacement.

What is Siliphos and what does it do?

Siliphos is a water treatment compound containing Polyphosphate, Sodium, Calcium, Magnesium, and Silicate. It is formulated to soften water, prevent scale buildup on pipes and fixtures, and inhibit corrosion. This helps extend the lifespan of your plumbing and appliances by reducing the damaging effects of hard water.

Can this filter be used for drinking water in India?

Yes, the iSpring WSP-1000SL is designed for potable water filtration. It removes sediment, rust, and dirt, improving the clarity and taste of your water. For drinking water safety, it's always recommended to use this as part of a multi-stage filtration system and ensure your source water is safe or adequately disinfected.

How do I clean or flush the iSpring WSP-1000SL filter?

To clean the filter, open the flush valve located at the bottom. The spin-down action of the water helps to flush out accumulated sediment through the valve. For thorough cleaning, you may need to disassemble the unit and rinse the stainless steel mesh under running water. Regular flushing helps maintain optimal performance and extends the life of the filter.

Will this filter fit standard Indian kitchen taps?

The iSpring WSP-1000SL features 1-inch MNPT inlet and 3/4 inch FNPT outlet threads. While it's designed for standard plumbing connections, Indian tap fittings can vary. It's advisable to check your existing tap's thread size or consult with a local plumber to ensure compatibility or if an adapter is needed for installation.

iSpring WSP-1000SL Sediment Filter 1000 Micron

Name: iSpring WSP-1000SL Spin Down Sediment Filter 1000 Micron | 20 GPM Max Flow Rate
Brand: iSpring
SKU: qfs4199
Price: 13666.00 INR
Availability: InStock

About this item

The iSpring WSP-1000SL sediment filter acts as the crucial first stage in your home's water filtration system. With a 1000-micron stainless steel mesh, it effectively captures larger particles like sediment, rust, and sand, preventing them from clogging subsequent filters or damaging appliances. This spin-down design is flushable and reusable, significantly extending the life of your finer filtration stages and improving overall water quality. The integrated Siliphos compound also helps to soften water, prevent scale buildup, and inhibit corrosion in your plumbing fixtures.

This filter boasts a robust construction with double threads: a 1-inch MNPT inlet and a 3/4 inch FNPT outlet, supporting a maximum flow rate of 20 GPM. The transparent housing allows for easy visual inspection of sediment accumulation, and the flush valve with a garden hose barb fitting simplifies maintenance. Operating within a temperature range of 40-100°F and pressure range of 20-90 psi, it's designed for indoor use.

Compared to local Indian water treatment options that may require complex installations or frequent cartridge replacements, the iSpring WSP-1000SL offers a durable, reusable pre-filtration solution. Its ability to reduce sediment load means your existing filters last longer, providing better value. All customs duties and GST are included in the price, with tracked delivery via ExpressBox to your Indian pincode within 12-14 days.

Key Features

Rated at 1000 Micron. Ideal first stage water filter for residential homes to reduce sediment, rust, dirt, sand, and large particles before water entering to a finer whole house water filtration system
Flushable and reusable takes the considerable workload off finer filters that follow behind it; helps create a multi-layer gradient filtration system for better filtration results and extend filter life. WSP series can be used for waste water treatment by spin down the sediment.
Includes Siliphos to help soften water and prevent scale and stop corrosion, greatly extending the life of your plumbing fixtures. It is recommended that the filter to be replaced every 3-6 months to prevent scale from building up
Double threads on both ends: 1-inch MNPT and 3/4 inch FNPT, flush out valve has garden hose barb fitting. See-through housing provides easy visual monitoring
40 - 100F, 20 - 100 psi, for indoor use only

Why choose this product

Advanced Pre-Filtration for Indian Water

The iSpring WSP-1000SL provides robust pre-filtration, essential for Indian homes where tap water can contain significant sediment, rust, and sand. Its 1000-micron stainless steel mesh captures large particles, protecting your entire water system. Unlike basic filters, it includes Siliphos to combat scale and corrosion, common issues in Indian water supplies, thereby extending the life of your pipes and appliances. This reusable filter reduces the need for frequent replacements of finer filters, offering a cost-effective and efficient solution for cleaner water.

Ideal for Sediment-Prone Areas, Skip if No Sediment Issues

This filter is highly recommended for homes experiencing visible sediment, rust, or sand in their tap water, or for those with existing whole-house filters that frequently clog. It's particularly beneficial if you have older plumbing susceptible to scale and corrosion. However, if your municipal water supply is already highly purified with minimal sediment and no scale issues, this pre-filter might be an unnecessary addition. For such cases, a finer micron filter might be more appropriate as the primary stage.

How to use

Install as First Stage Filter — Turn off the main water supply. Connect the 1-inch MNPT inlet to your water line after the meter and before any finer filters. Ensure the 3/4 inch FNPT outlet is connected to the next stage of your filtration system or plumbing. Professional installation is recommended.
Monitor Sediment Accumulation — Observe the see-through housing regularly. Sediment will collect at the bottom. The filter is designed to handle a significant amount before requiring attention, protecting downstream components.
Flush or Replace as Needed — Open the flush valve to release accumulated sediment. If flow rate decreases significantly or sediment is heavy, flush thoroughly. Replace the Siliphos component or the entire filter unit every 3-6 months based on water quality and usage, as recommended.

Example scenarios

Typical situations where iSpring WSP-1000SL Spin Down Sediment Filter 1000 Micron | 20 GPM Max Flow Rate helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

Homeowner in a city with hard water and visible sediment in tap water.

How this product helps

The iSpring WSP-1000SL acts as a robust pre-filter, capturing large sediment particles and reducing scale buildup with Siliphos. This protects the main water filter and plumbing, ensuring cleaner water and extending appliance life. The reusable mesh reduces ongoing costs compared to disposable cartridges.

Scenario 2

Illustrative example

Where it helps

Resident experiencing frequent clogging of finer whole-house water filters due to high sediment load.

How this product helps

Installing the WSP-1000SL as the first stage significantly reduces the sediment entering subsequent filters. This prolongs the life of more expensive filters and maintains optimal water flow, saving on replacement costs and ensuring consistent water quality throughout the home.

Material, capacity & care

Material & capacity

Filtration Media	Stainless Steel Mesh (1000 Micron)
Scale Inhibitor	Siliphos (Polyphosphate containing Sodium, Calcium, Magnesium, Silicate)
Housing Material	Transparent Plastic (BPA-Free)
Thread Material	Lead-Free Brass

Use & care

Installation	Connects to main water line after the meter, before finer filters or appliances. Requires basic plumbing knowledge or professional installation.
Recommended Replacement Interval	Filter cartridge recommended to be replaced every 3-6 months to prevent scale buildup. The mesh itself is reusable and flushable.
Cost per use	1 unit at ₹13,666 — ₹13,666 per unit
Shelf life after opening	12 months (typical for water filters)
Contraindications	Not for use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before and after the unit. For indoor use only.
Allergens / common irritants	Contains Siliphos; check product documentation for specific ingredient details if sensitive.

How we compare

Feature	iSpring WSP-1000SL Spin	Others
Filtration Type	Spin-down, reusable stainless steel mesh (1000 micron) + Siliphos scale inhibitor	Typically cartridge-based (PP, string-wound) filters; varying micron ratings; may lack scale inhibitor
Reusability	Mesh is flushable and reusable	Cartridges are disposable and require regular replacement
Scale & Corrosion Prevention	Includes Siliphos for active prevention	Rarely included; may require separate water softening solutions
Flow Rate	Max 20 GPM (75.7 LPM)	Varies greatly; often lower for cartridge filters
Cost per Unit	1 unit at ₹13,666 — ₹13,666 per unit	Local cartridge filters typically range from ₹300-₹800 per cartridge, lasting 3-6 months

SKU	qfs4199
GTIN	0662425088461
Brand	iSpring
Model Name	WSP-1000SL
Color	Gold
Material	Stainless Steel, Lead-Free Brass
Micron Rating	1000 Micron
Flow Rate	Max 20 GPM (75.7 LPM)
Inlet/Outlet Threads	1" MNPT Inlet, 3/4" FNPT Outlet (Double Threads)
Flush Valve Fitting	Garden Hose Barb
Water Temperature Range	40 - 100 °F (4 - 38 °C)
Water Pressure Range	20 - 90 psi (1.4 - 6.2 bar)
Dimensions	3.5" Width x 9" Height (Approx. 8.9 cm Width x 22.9 cm Height)
Dry Weight	1 lb (0.45 kg)
Usage	Indoor Use Only
Country of Origin	Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

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iSpring WSP-1000SL Spin Down Sediment Filter 1000 Micron | 20 GPM Max Flow Rate

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