Size 3 Filter Bags

At All Filters, we have a wide selection of 10-inch bag filters, designed for size 3 filter housings (4” x 9”). Available in three different media types, these filters include the BP Series glazed polypropylene felt, BE Series polyester felt, and BN Series nylon monofilament mesh. Our filters efficiently catch particles from small sediments to larger debris, with micron ratings ranging from 1 to 800. Browse our cross-reference chart below to find the perfect filter for your needs.

10" Bag Filter Cross Reference Chart

Size

Rating

SpiroPure

Pentek

BP Series

BP Series

Glazed Polypropylene Felt

#3 (4" x 9")

  • 1 micron

  • 5 micron

  • 10 micron

  • 25 micron

  • 50 micron

  • 100 micron

  • 200 micron

BE Series

BE Series

Polyester Felt

#3 (4" x 9")

  • 1 micron

  • 5 micron

  • 10 micron

  • 25 micron

  • 50 micron

  • 100 micron

  • 200 micron

BN Series

BN Series

Nylon Monofilament Mesh

#3 (4" x 9")

  • 50 micron

  • 100 micron

  • 150 micron

  • 200 micron

  • 250 micron

  • 300 micron

  • 400 micron

  • 600 micron

  • 800 micron

  • BN-410-50 / 255254-03

  • BN-410-100 / 255009-03

  • BN-410-150 / 255010-03

  • BN-410-200 / 255011-03

  • BN-410-250 / 255012-03

  • BN-410-300 / 255013-03

  • BN-410-400 / 255014-03

  • BN-410-600 / 255015-03

  • BN-410-800 / 255016-03

Find the Right Filter Replacements

Use the cross-reference chart by identifying the size and micron rating of your current size 3 filter bags and matching them to the SpiroPure model numbers. You can also locate the part number on your current filter and match it to the corresponding SpiroPure filter. If you’re unsure which filter fits your system, our friendly and reliable customer support team is available by live chat, phone, or email.

Perfect for residential use, these filters are often used in whole-house filtration systems, ensuring you have clean water for your home. You can also use 10-inch bag filters for industrial processes where water safety is essential, such as water treatment systems like reverse osmosis (RO) units. Size 3 filter bags are also used in commercial applications such as restaurants to ensure a high standard of water quality for food and beverage preparation.

Uses and Benefits by Media Type

Here are some common uses and benefits of each media type:

  • BP Series: Ideal for water treatment and manufacturing where fine particles like silt, sand, or rust need to be removed (1–200 microns).
  • BE Series: Durable and versatile, BE Series filters can handle high operating temperatures, making them suitable for uses like food production.
  • BN Series: Designed for uses requiring the capture of larger material (50–800 microns), BN Series size 3 filter bags are often used for cooling towers and irrigation systems.

Order Bag Filters Online

Find the ideal bag filters for your system today with our user-friendly charts and enjoy fast and reliable delivery to your doorstep. We offer free shipping for orders over $99 and exclusive shipping deals for each product. Set email reminders for replacements so you never miss a filter change and always maintain clean, safe water. Place an order today and get size 3 filter bags at cost-effective prices.