The 3M Aqua-Pure Whole House Scale Inhibition Replacement Water Treatment Cartridge AP431 for the AP430SS was designed to reduce scale build-up on hot water-using appliances such as water heaters (standard and tank-less), clothes washers and dishwashing machines and on plumbing fixtures like faucets, pipes and shower heads. The AP431 is as easy to change-out as a light bulb. Easy change-out makes system maintenance easy.
Polyphosphates, included in this product, help to inhibit scale buildup in hot water heaters (both standard (gas or electric) and tank-less styles) and boilers
Helps extend the life of hot water heaters and hot water using appliances, pipes and downstream plumbing fixtures such as faucets and shower heads
By inhibiting scale buildup on heat elements, helps maintain water heater efficiency
Rated for up to 10 Gal. per minute (GPM)
System has a pressure range of 25 psi - 125 psi (862 kPa) and operating temperature of 40 degree F - 100 degree F (4.4 degree C - 37.8 degree C)