Nispira Filter Replacement Set For Shark Bu3521 Bu3120 Bu3121 Bu3523 Clean Lightweight Cordless Stick Vacuum With Auto-empty System, 1 Set

Nispira Filter Set for Shark Cordless Vacuums – 2 HEPA Filters + 2 Foam & Felt Pre-Motor Filter Replacement Keep your Shark cordless vacuum performing at its best with the Nispira Filter Set, the perfect replacement for Shark Clean Lightweight Cordless Vacuum models BU3521, BU3120, BU3121, and BU3523. This set includes two different HEPA filters and 2 foam filter, providing everything you need to maintain optimal vacuum performance. High-Efficiency Filtration – HEPA filters remove dust and debris, helping your vacuum maintain strong suction and performance. Foam Filter Included – Works together with HEPA filters to trap larger particles and extend the life of your vacuum. Washable & Reusable – Both HEPA and foam filters can be rinsed and reused; allow them to air dry completely after washing. Easy to Install – Simply remove old filters and insert the new ones for a secure fit. Maintenance Tips – Clean regularly and replace HEPA filters every 1 month for optimal performance. Filter Dimensions: HEPA Filter 1: 4.3" x 3.4" x 1.1" HEPA Filter 2: 4.5" x 1" x 4.3" Foam & felt pre-motor: 2.5" x 2" x 2.8"