Hydro Guard 4-Stage RO Filter Replacement Kit Including Membrane for HDGT-45 Reverse Osmosis Drinking Water System, Complete Annual Filter Refresh Bundle

Price: $131.96

As of 2026-06-05 01:29:32 UTC (more info)

Product prices and availability are accurate as of 2026-06-05 01:29:32 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com at the time of purchase will apply to the purchase of this product.

Availability: In Stock

Click and Choose Options

Buy Now from Amazon

In Stock

Product Information (more info)

See All Customer Reviews
View Product Details

CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. THIS CONTENT IS PROVIDED 'AS IS' AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.

Product Features

Complete Hydro Guard HDGT-45 RO Filter Replacement Kit: Includes HDGT-SED5 (Stage 1), HDGT-CB5 (Stage 2), HDGT-TW50 50 GPD membrane (Stage 3), and HDGT-CB5P post-carbon filter (Stage 4).

Tool-Free Twist-and-Lock Installation: All Hydro Guard replacement filters in this kit use the quick twist-on design — no tools, no plumber, and no special plumbing experience required for annual service.

Genuine Hydro Guard Filters: Hydro Guard filters use the right media for each job — melt-blown PP at Stage 1, activated carbon block at Stage 2, TFC membrane at Stage 3, and GAC at Stage 4.

Full Replacement Schedule Covered: Pre-filter and post-carbon stages replace every 6 to 12 months. The HDGT-TW50 RO membrane replaces every 24 months. All four stages included in this kit hydro guard filters hdgt-cb5p replacement.

Designed for Hydro Guard HDGT-45 Reverse Osmosis Systems: Fits HDGT-45CP, HDGT-45CP38, HDGT-45BN, HDGT-45BN38, and HDGT-45CP-P. For a kit without membrane, see YS-HDGT-45.