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Culligan

Culligan Whole House Water Filter System - for 3/4" Pipes, Fits 10 x 2.5 in

✅ In stock ⭐ Lowest price we've tracked 📉 Price recently dropped
B
Grade
👍 Good Deal
71.68/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$17.80
Listed $19.89
Save $2.09 11% OFF
Analysis Confidence 88%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 28, 2026 2:52 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

👍 Good Deal
  • 👍Verdict: Good Deal. Solid value. Price is noticeably below the recent average.
  • 💰At 16% off its standard going rate, this offer delivers clear value for the money.
  • 🏷️The listed retail price is trimmed by 11% at checkout.
  • 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
  • 📈Pricing has been trending lower — momentum that adds further appeal to this deal.

How We Scored This Deal

Price Competitiveness 11.77/28
Recent Value 9.91/22
Market Standing 20/20
Deal Strength 20/20
Momentum 10/10

📝 Product Overview

🏪 Sold by Amazon.com
🚚 Shipping Free Shipping

Product Details

✓UV-RESISTANT HOUSING: Opaque polypropylene blocks sunlight, making it ideal for garages, crawl spaces, and outdoor installations.
✓PROTECTS PIPES & APPLIANCES: Reduces sediment, dirt, sand, silt, rust, and scale, extending the life of your water heater, washer, and fixtures.
✓EASY FILTER CHANGES: Pressure relief valve and self-cleaning O-ring make cartridge swaps clean and simple, with no leaks or clogging.
✓FITS CULLIGAN STANDARD FILTERS: Works with S-1A, CW-F, P5, and SCWH-5 10" x 2.5" cartridges on standard 3/4" main water lines. Filter sold separately.
✓CERTIFIED QUALITY: IAPMO certified for structural integrity and backed by a 5-year limited warranty.

⚙️ Specifications

Brand
Culligan
Special Feature
NSF certified
Product Dimensions
5.5"L x 5.5"W x 13.25"H
Material
Plastic
Capacity
24000 gallons
Included Components
Extra Filter
Package Information
whole-house water filter housing
Installation Type
Whole House
Purification Method
Sedimentation
Power Source
Not Powered
Item Weight
3 pounds
B
$17.80
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