Magnum Filter WY45 – Waterway Top Load 45 / Signature 50

Keep your spa water clean, clear and inviting with the Magnum Filter WY45. This replacement spa filter cartridge is designed for Waterway Top Load 45 and Signature 50 spa filtration systems, helping trap dirt, debris, oils and other impurities from your spa water. Also known as the Waterway 50 and Waterway W45, the WY45 is a popular replacement spa filter for a wide range of compatible spa systems.

Key Features

• Magnum Filter WY45 replacement spa filter
• Compatible with Waterway Top Load 45 filtration systems
• Suitable for Signature 50 spa filters
• Also known as Waterway 50, Waterway W45 and Signature 25
• 204mm filter height
• 150mm outside diameter
• Top endcap with bar handle
• Bottom endcap with 46mm SAE coarse thread
• OEM part number: 817-005
• Helps capture dirt, debris, oils and other impurities
• Easy to replace and clean
• Suitable for regular spa filter maintenance
• Compatible with a wide range of spa brands and models

Why Choose Magnum Filter WY45?

The Magnum Filter WY45 is a versatile replacement spa filter for a wide range of compatible spa systems. If you're searching for a Waterway Top Load 45, Waterway 50, Waterway W45, Signature 50 or WY45 replacement filter, this cartridge covers the key search terms customers use when looking for this style of filter.