Pentek R30-20BB Big Blue Sediment Filter – 30 Micron, 20in x 4.5in | Whole-House Pleated Polyester Cartridge

Clean water, protected appliances

Meet the Pentek R30-20BB Big Blue sediment filter, a robust filtration solution designed to capture dirt, sand, silt, and particulates before they reach your plumbing and appliances. The pleated polyester media provides a higher dirt-holding capacity, helping you extend the time between cartridge changes while keeping water flow steady and predictable.

Designed for compatibility with all 20in Big Blue housings, it replaces any 20in x 4.5in sediment filter. The durable, non-woven polyester fabric is built to endure a range of filtration jobs and is reusable, supporting a longer cartridge life and fewer replacements over time.

Key benefits

• Removes dirt, sand, silt and particulates to keep water clean and protect plumbing and appliances
• Fits all 20in Big Blue housings and replaces any 20in x 4.5in sediment filter
• Pleated media maximizes dirt-holding capacity, helping reduce the frequency of filter changes
• Durable, non-woven polyester fabric supports a wide range of filtration uses
• Reusable design extends cartridge life and can lower replacement costs over time

Real-world scenarios

• Ideal for whole-house filtration to protect water-using appliances from sediment buildup
• Suitable for homes with municipal or well water carrying fine particulates
• Simple upgrade path for existing Big Blue filtration setups without changing housings

Whether you’re aiming to improve water clarity, reduce visible sediment, or safeguard expensive appliances, this filter offers a practical filtration step. While results can vary by water source and usage, many households notice improved water quality and steadier system performance with regular maintenance.