Check on Amazon

Overview

The Camco TastePURE RV/Marine Water Filter (model 40043) is an inline, exterior-mount water filter designed to reduce bad taste, odor, chlorine, and sediment in drinking water for RVs, boats, and campers. It combines a 20-micron sediment filter with GAC (Granular Activated Carbon) filtration and KDF media, the latter specifically included to help prevent bacteria and mold growth when the filter isn’t in active use. A wide-body design is intended to improve water flow compared to slimmer inline filters, and it includes a flexible hose protector that reduces strain and kinking at the connection point. It’s NSF/ANSI 42 and NSF/ANSI 53 listed, CSA lead-free content certified, and rated to last roughly one full camping season under normal use. It’s an affordable accessory, typically priced in the $15–$25 range.

Ease of Installation and Use

This is consistently the filter’s strongest point across reviews. It’s designed to attach easily to any standard garden or drinking water hose, and most buyers describe getting it hooked up and purging air from the line within a few minutes, without needing any tools or technical know-how. The flexible hose protector is a genuinely appreciated detail, reducing the risk of kinking or strain damaging the connection — a common failure point with rigid inline filters that don’t include this kind of flex point.

Taste and Odor Improvement

Here’s where buyer experiences genuinely diverge, and it’s worth being upfront about that rather than papering over it. Many buyers report exactly what’s promised: noticeably better-tasting, cleaner water with reduced chlorine smell, particularly useful for filling a fresh water tank from an unknown or municipal source at a campground or marina. Camco specifically frames this filter as protection against contaminated water sources you can’t otherwise verify — city water hookups at unfamiliar campgrounds, hose bibs at gas stations, and similar sources.

That said, results aren’t universal. One detailed hands-on test found the taste difference between filtered and unfiltered water only barely noticeable, and total dissolved solids (TDS) readings actually came back slightly higher after filtering than before — likely due to trace sediment naturally shed from the carbon filter media itself rather than a sign of contamination, but a genuinely surprising result to see in independent testing. Another RV owner using the filter as the final connection point before their trailer’s water system reported a persistent “rubber hose” taste that the filter didn’t resolve, though they weren’t certain whether that was a filter issue or an issue with their hose setup more broadly. It’s also worth noting explicitly that this filter isn’t designed to remove dissolved minerals responsible for hard-water spotting — if eliminating water spots on cars or glass is your goal, you’d need a deionization-based system instead, not a carbon/sediment filter like this one.

Durability and Connections

Feedback here is mostly positive, though not unanimous. Several long-time users describe good value and reliable performance across a full camping season before needing to swap the filter, and many buyers specifically praise its durability and construction quality for the price. On the other hand, a portion of reviews flag insecure connections between the filter and hose fittings as a source of occasional water leakage — worth double-checking on installation and periodically during a trip, since a loose connection undermines both the filtering function and general use.

Versatility

Beyond RV and marine drinking water, buyers report using the 40043 for a range of secondary purposes: filling hot tubs from a portable tankless water heater, watering plants (particularly useful in hard-water areas), and general outdoor water use where reducing sediment and chlorine matters. This flexibility adds real value beyond its primary RV/camping use case.

Pros and Cons