Hayward | W3S166T1580S | ProSeries 16" Sand Filter System w/ 1 HP Power-Flo LX Pump
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The Hayward W3S166T1580S ProSeries 16" Sand Filter System with 1 HP Power-Flo LX Pump is a compact, all-in-one filtration and circulation package designed for above-ground pools. Combining the durable ProSeries sand filter with the dependable Power-Flo LX pump, this system delivers clear, sparkling water with minimal maintenance.
Key Features
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Complete filtration system with 16" ProSeries sand filter and 1 HP Power-Flo LX pump
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Top-mount multiport valve for easy function selection and operation
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Corrosion-proof, precision-molded polymer filter tank for long-lasting durability
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360° self-cleaning underdrain for even water distribution and optimal filtration efficiency
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High-performance 1 HP Power-Flo LX pump for strong and reliable circulation
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Oversized strainer basket extends cleaning cycles and reduces maintenance time
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Uses standard #20 silica sand (not included)
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Large sand/water drain for quick servicing and winterizing
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Easy-to-read pressure gauge for fast system checks
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Designed for above-ground pool applications
Product Overview
The Hayward W3S166T1580S ProSeries 16" Sand Filter System offers an efficient and convenient solution for maintaining above-ground pool water clarity. The rugged filter tank is equipped with a self-cleaning underdrain and integral diffuser to maximize performance, while the 1 HP Power-Flo LX pump delivers dependable water circulation. Compact yet powerful, this system is ideal for smaller pool setups, providing professional-grade results with minimal effort. Built for long-term reliability, it’s a perfect choice for pool owners seeking both quality and ease of use.
Frequently Asked Questions
What is the Hayward W3S166T1580S sand filter system?
The Hayward W3S166T1580S sand filter system is a ProSeries 16 inch sand filter paired with a 1 HP Power-Flo LX pump, for above-ground pools.
What size is the sand filter on the W3S166T1580S?
It uses a 16 inch ProSeries sand filter with a 1 HP Power-Flo LX pump.
How do I confirm the Hayward W3S166T1580S sand filter system is the right size for my pool?
Check your current pump's horsepower, voltage and pipe size, and compare them with your pool volume and plumbing. If unsure, read the model on your existing pump label before ordering.
Does the Hayward W3S166T1580S sand filter system need professional wiring?
The pump must be wired to the correct voltage and bonded to local electrical code. A licensed electrician is a good idea if you are not sure about your wiring.
Learn more in our variable speed pump savings guide.