UltraPure Check Valve Kit [1-1/2 lb] (1008011) astral The Darlly 40371 filter cartridge

The Darlly 40371 filter cartridge is made for compatible filtration systems that require 35 square feet of media with 2-1/8 inch top and bottom openings

Useful for tune-up service before replacing the full cleaner

Using the correct Waterway manifold wye can help simplify branch routing and preserve a cleaner installation than assembling the same path through multiple separate fittings

Filter cartridge for compatible C-4440 and PSD40 spa and pool applications

This reduces strain on pumps

UltraPure Check Valve Kit [1-1/2 lb] (1008011) astral The Darlly 40371 filter cartridgeUltraPure Check Valve Kit [1 1 2 lb] (1008011) is a replacement check valve kit for compatible UltraPure ozone systems. Check valves help control airflow direction and reduce the risk of water moving back toward sensitive ozone equipment. This kit is a useful service part when the existing valve is clogged, stuck, leaking, or no longer protecting the system properly. Confirm pressure rating, tubing layout, and part number before installation.