Pentair | EC-145320 | Sand Dollar SD40 Top Mount Sand Filter | 19.5" 1.8 Sq Ft 40 GPM
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The Pentair EC-145320 Sand Dollar SD40 is a 19.5-inch top mount fiberglass sand filter designed for dependable residential pool filtration. Featuring 1.8 square feet of effective filtration area and a 40 GPM flow rate, this model supports up to 28,800 gallons at a 12-hour turnover. Engineered for long service life, the Sand Dollar SD40 provides efficient debris removal with minimal maintenance requirements.
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Key Features
• 19.5-inch diameter top mount sand filter with 1.8 sq ft filtration area.
• Rated flow rate of 40 GPM for balanced residential pool circulation.
• Supports up to 28,800 gallons at 12-hour turnover.
• Requires 150 lbs of #20 standard silica sand media.
• Six-position top mount multiport valve for filter, backwash, rinse, waste, recirculate, and closed functions.
• One-piece fiberglass-reinforced tank for strength and corrosion resistance.
• Combination sand and water drain for simplified service and winterization.
• Maximum operating pressure rated at 50 psi.
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Product Overview
The Pentair EC-145320 Sand Dollar SD40 Top Mount Sand Filter is designed to deliver consistent water clarity and reliable hydraulic performance for residential swimming pools. With a 19.5-inch tank diameter and 1.8 square feet of filtration area, the SD40 efficiently captures suspended debris while maintaining steady water flow. Its 40 GPM flow rating makes it suitable for standard residential circulation systems requiring dependable turnover capacity.
Constructed from durable, fiberglass reinforced materials, the tank is engineered to resist corrosion and UV exposure in outdoor environments. The top mount multiport valve provides convenient control over filtration and maintenance cycles, including backwashing and rinsing. Designed to operate at pressures up to 50 psi and compatible with 150 lbs of #20 silica sand media, the Sand Dollar SD40 offers efficient, low-maintenance filtration performance for residential pool applications.