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Criez Heavy Duty Water Filter Wrench (6.38" Max Inner Diameter) for Big Blue-Style Filter Housings, Compatible with 4.5"x10" or 4.5"x20" Cartridges
✅ In stock
F
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 2, 2026 10:54 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 🏷️A 21% cut from the official retail price adds further appeal.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Longbosi
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【NOTE】The return rate for this product is very high? Why? Because many customers place orders without carefully checking the dimensions. To avoid this situation, always measure the filter's circumference per Image 3 or its minimum base diameter per Image 4 before ordering.
✓【Compatibility】Compatible with most water filter housings that use 4.5-inch diameter filter cartridges (Note: 4.5" refers to the internal cartridges size, not the size of the housing). Fits big blue housings
✓【Product Dimensions】The wrench has a maximum inner diameter of 6.38 inches, the inner diameter between the teeth is 5.79 inches（matches the minimum base diameter of filter housings）, and the thickness is 0.77 inches
✓【Durable Material】Made of PP material, the wrench features excellent anti-aging properties, able to resist wear, breakage, and deformation for a long time, making it sturdy and durable
✓Fully compatible with Kintim RV and whole house water filters (ASIN: B093DR83RK, B0DG8FPFVN, B0CF5B4TFQ, B0CFXXNJ3D) and Hansing RV water filters (ASIN: B086XGDKB7, B0DG8J38BD)
✓Please Confirm the Dimensions: Even with identical specifications, Big Blue filter housing dimensions may vary between manufacturers, potentially affecting wrench compatibility, Always measure the minimum diameter at the bottom of the filter before purchase, A measurement of 5.55±0.08 inches confirms proper fit
⚙️ Specifications
Color
Black
Brand
Criez
Material
Polypropylene (PP)
Item Length
6.5 inches
Item Weight
4.8 ounces
Item Package Quantity
1
Head Style
Round
Operation Mode
Manual
Manufacturer
Criez
UPC
712110658162
Item model number
W10
