











22 Days
19
0
$85.00
Venmo2 boxes of 4 so a total of 8 for $85 (or offer)
Upgrade your home’s air quality with these Filtrete 1550 MPR High‑Performance Air Filters. These are premium 4‑inch filters designed to capture allergens, bacteria, and viruses, keeping your HVAC system running efficiently for up to 12 months.
We have multiple units in stock, all brand new in original packaging.
Product Details
• Brand: Filtrete by 3M • Model: 1550 MPR (Allergen, Bacteria & Virus) • Size: 20 x 25 x 4 • Actual Size: 19.88” x 24.88” x 4.38” • Lifespan: Up to 12 months • High‑performance electrostatic filtration • Helps capture:• Allergens • Bacteria • Viruses • Dust & airborne particles
• Compatible with Filtrete™ Dual‑Air Flow filter housings • Also fits many Honeywell & Space‑Gard systems (check your model)
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.










22 Days
19
0
$85.00
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.












Venmo2 boxes of 4 so a total of 8 for $85 (or offer)
Upgrade your home’s air quality with these Filtrete 1550 MPR High‑Performance Air Filters. These are premium 4‑inch filters designed to capture allergens, bacteria, and viruses, keeping your HVAC system running efficiently for up to 12 months.
We have multiple units in stock, all brand new in original packaging.
Product Details
• Brand: Filtrete by 3M • Model: 1550 MPR (Allergen, Bacteria & Virus) • Size: 20 x 25 x 4 • Actual Size: 19.88” x 24.88” x 4.38” • Lifespan: Up to 12 months • High‑performance electrostatic filtration • Helps capture:• Allergens • Bacteria • Viruses • Dust & airborne particles
• Compatible with Filtrete™ Dual‑Air Flow filter housings • Also fits many Honeywell & Space‑Gard systems (check your model)









