Description
Hayward APCK1135 S200 Sand Filter O-Ring Kit
The Hayward APCK1135 S200 Sand Filter O-Ring is a meticulously engineered maintenance accessory designed to ensure the long-term reliability and leak-free operation of your Hayward S200 sand filter—a popular choice among pool owners for efficient water filtration and durable performance. At its core, this O-ring kit addresses one of the most critical yet often overlooked components in any sand filtration system: the sealing elements that maintain watertight integrity and consistent pressure within the filter assembly. Sand filters work by directing pool water through a bed of specially graded sand that traps dirt and debris, allowing only clean water to return to the pool. Over time, as the filter operates under constant pressure and variations in temperature, the original rubber seals and gaskets can deteriorate, become brittle, or lose their elasticity. When this happens, gaps, leaks, or seal failures can occur—compromising the system’s efficiency and potentially leading to water loss, premature wear on pump components, or even damage to the filter housing itself. The APCK1135 addresses these issues by providing a complete set of high-quality O-rings and seals that are precisely sized and formulated to fit the S200 model.
This kit provides pool owners and service technicians with the assurance that every necessary sealing component for the common wear areas of a sand filter is on hand. Each O-ring included in the kit is crafted from robust elastomeric materials specifically chosen for their resistance to chlorine, saltwater, UV exposure, and heat. These qualities allow the rings to maintain their shape and sealing ability even under the demanding conditions of everyday pool circulation. The design of these O-rings ensures that they fit snugly into their respective grooves and sealing surfaces, preventing unfiltered water from bypassing the filter’s internal sand bed and ensuring that backwashing operations function efficiently when cleaning the media.
One of the primary benefits of the APCK1135 kit is peace of mind. By replacing worn or degraded O-rings and gaskets before they fail, pool owners can avoid the common frustrations of filter leaks, pressure imbalances, and reduced filtration effectiveness. Even minor leaks at connection points or the filter tank head can lead to visible drips, increased energy usage as the pump compensates for pressure changes, and the potential for air to enter the system—something that can reduce pump performance and accelerate wear on other components. With the APCK1135 kit, these issues are proactively addressed, extending the usable life of your existing sand filter and preserving its performance without the need for a costly full filter replacement.
The Hayward S200 sand filter itself is known for blending ease of use, durability, and high-rate filtration technology. Its design allows for continuous automatic circulation of pool water, with an intuitive backwash function that flushes out captured debris by reversing flow direction through the sand media when the pressure gauge indicates rising resistance. Over many cycles of filtering and backwashing, the seals around the filter head, tank lid, and other interfaces endure frequent compression and decompression—making periodic replacement of these seals essential. The APCK1135 kit is tailored for this exact model, ensuring that the repair or refresh retains compatibility with Hayward’s original parts without forcing a substitute that might compromise performance.
Installing this O-ring kit is straightforward for anyone familiar with basic pool maintenance, yet the impact is significant. During installation, it’s common practice to clean the sealing surfaces of any debris, rust, or mineral deposits before seating the new rings. Applying a thin layer of a silicone-based lubricant can further help the O-rings seat properly and extend their service life by reducing friction during assembly. The fresh seal provided by the new kit tightens the mating surfaces of the filter components and helps maintain an even pressure distribution around the tank and valve interfaces, essential for safe and efficient filtration cycles. Whether you are performing routine seasonal upkeep or addressing an observed issue in your filtration system, the APCK1135 kit gives you all the essential sealing parts in one organized package.
With the pool as the centerpiece of the rapidly growing Outdoor Living market, Hayward is prioritizing innovation, efficiency, and comfort. They’ve built industry-leading equipment, filters, and pumps for over 100 years, and today, They are at the forefront of innovation for pool and outdoor living technology and internet-connected homes.
Hayward APCK1135 S200 Sand Filter O-Ring Kit Features:
- Works in conjunction with other filter care practices such as cleaning and lubrication for optimal performance
- Made from durable elastomer materials that resist pool chemicals, UV light, and temperature changes
- Supports consistent filtration efficiency by ensuring a secure seal at all connection points
- Includes a set of essential O-rings and seals used in critical sealing locations of the filter
- Extends the life of your sand filter by replacing worn seals before failure occurs
- Helps prevent leaks and maintain proper pressure within the sand filter system
- Compatible with additional Hayward O-rings and parts used in the S200 series
- Simplifies pool upkeep by offering multiple replacement parts in one kit
- Ideal for routine maintenance or repair tasks on aging filters
Pool Warehouse
America's Favorite Pool Store, building backyard dreams since 1996!


Reviews
There are no reviews yet.