USWF 25 Micron 20"x4.5" String Wound Sediment Filter Choose a Pack Size::Single The Viqua D4 Premium features

The Viqua D4 Premium features a new LCD controller which displays lamp life remaining and audible and visual lamp replacement reminders

Dupont PFC3002

This Tier1 20X20X5 air filter is rated at MERV 13 to capture 90% of particles

The Aprilaire 501 is a MERV 10 air purifier replacement filter for the Aprilaire air cleaner 5000

to ensure you get the high quality air you deserve

USWF 25 Micron 20"x4.5" String Wound Sediment Filter Choose a Pack Size::Single The Viqua D4 Premium featuresUSWF SW25 2045 is a 25 micron 20"x2. 5" string wound sediment replacement filter that is proudly manufactured in the USA. It is made from FDA Title 21 compliant polypropylene string wound around a polypropylene core to provide a high quality filter independently tested to NSF ANSI standards 42, 61, and 372. String wound filters are typically used in well water applications because they are excellent at handling a wide variety of particle sizes. The