Waterway Top-Load Filter Lid with Handle — Part 511-1000

Keep your Waterway top-load filter canister properly sealed with the genuine 511-1000 Replacement Lid with Handle. This factory-spec cover sits securely over the filter housing, locking in system pressure and ensuring uninterrupted filtration for crystal-clear pool or spa water. A molded handle is built right into the lid, giving you a comfortable grip every time you need to open the canister for cartridge cleaning or...

Waterway Thread-Style Sand Filter Lateral for Carefree & Clearwater — Part 505-1930B

The genuine Waterway 505-1930B Thread Style Lateral is a factory replacement part built specifically for Waterway Carefree and Clearwater sand filter systems. This lateral is central to achieving uniform water distribution across the entire sand bed, which directly supports optimal filtration and crystal-clear water quality. Its threaded configuration allows it to lock firmly into the filter hub for a fast, reliable connection. Made from durable...

Waterway 7-Position Top Mount Multiport Valve for Sand Filters | WVS003B

Take full control of your pool's filtration system with the Waterway WVS003B Top Mount Multiport Valve. This 7-position valve is purpose-built for Waterway sand filters in the Carefree, Clearwater, and TWM product lines. Featuring a convenient split-nut mounting design, it allows for straightforward installation and hassle-free servicing. The 1.5-inch internal threaded ports ensure seamless integration with conventional pool plumbing setups. Constructed from heavy-duty ABS plastic,...

Waterway ClearWater II Filter Lock Nut | 550-7500

The OEM Waterway Filter Lock Nut 550-7500 is a heavy-duty fastening component precision-engineered for Waterway ClearWater II cartridge and D.E. filter systems. This lock nut anchors the filter lid firmly to the tank body, creating a leak-resistant seal that is essential for maintaining correct filtration pressure and consistent performance. Made from rugged materials formulated to resist cracking, UV fading, and chemical degradation, it provides a...

Waterway CPVC Check Valve Lock Ring | Replacement Part | 718-7021-CPVC

The Waterway 718-7021-CPVC Lock Ring is a durable replacement component designed to maintain the integrity of Waterway CPVC check valves. This ring delivers a firm, secure fit that keeps valve assemblies properly sealed and aligned. Manufactured from robust, chemical-resistant materials, it performs reliably in the demanding conditions found in pool and spa plumbing systems. By replacing a worn lock ring, you can restore proper valve...

Waterway Crystal Water Cartridge Filter Tank Bottom | 550-4407 | 550-4400

The OEM Waterway Tank Bottom 550-4407 is a precision-molded replacement base for Crystal Water Cartridge Filters, restoring the structural foundation your filter needs to operate reliably. Engineered for universal compatibility with both legacy and current filter head styles, this tank bottom drops in without modifications or adapters. Fabricated from heavy-duty, chemical-resistant materials, it withstands sustained high-pressure operation and prolonged contact with treated pool water. Swapping...

Waterway 550-4310 Crystal DE Filter Grid Support Assembly - 26" PVC Shaft, 48 sq. ft.

The OEM Waterway DE Grid Support Assembly serves as a critical structural backbone within the Crystal DE Filter system, featuring a sturdy 26-inch PVC shaft engineered to deliver peak performance for filters rated up to 48 square feet. Part number 550-4310 is precision-manufactured to promote uniform distribution of diatomaceous earth across the filtration grid, which directly translates to clearer, cleaner pool water. This assembly is...

Waterway 550-4350 Crystal DE Filter Grid Support Assembly - 32" PVC Shaft, 60 sq. ft.

The OEM Waterway DE Grid Support Assembly is a foundational component of the Crystal DE Filter system, equipped with a heavy-duty 32-inch PVC shaft that drives optimal performance for filters accommodating up to 60 square feet of filtration area. Part number 550-4350 is meticulously engineered to facilitate even dispersion of diatomaceous earth powder throughout the filter grid, ensuring your pool water stays crystal clear and...

Waterway Crystal Water 36 Sq. Ft. DE Filter Element Cluster - Part 550-4110

Restore your pool's filtration power with this 36 sq. ft. DE filter element cluster, precisely engineered as a drop-in replacement for the Waterway Crystal Water DE filter model 570-0036-07. Featuring high-grade synthetic filtration media, this fully assembled cluster traps fine particulates, algae, and suspended debris to keep your pool water pristine and inviting. The package comes complete with the OEM top collector manifold with air...