2.5" x 10" Poly Sump and Cap Assembly With Bracket:Yes They operate by applying pressure

They operate by applying pressure to untreated water

5" x 21" Stainless Steel Membrane Housing is a durable and high-performance pressure vessel designed to accommodate reverse osmosis (RO) membranes for water purification systems

and pressure

or chlorine levels exceed 3 PPM

and radium—from water

2.5" x 10" Poly Sump and Cap Assembly With Bracket:Yes They operate by applying pressure2. 5" x 10" replacement Sump & Cap assembly for CT US RO. Sump AND Cap: The 2. 5" x 10" Poly Sump and Cap Assembly is a durable and reliable solution for efficient fluid collection and containment. Crafted from high quality, corrosion resistant polyethylene, this assembly ensures long lasting performance in both residential and commercial applications. Its robust construction provides excellent chemical resistance, while the precisely fitted cap