---
product_id: 35847260
title: "Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in)"
brand: "filtrete"
price: "R1379"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/35847260-filtrete-10x20x1-ac-furnace-air-filter-merv-11-mpr-1000
store_origin: ZA
region: South Africa
---

# 3-in-1 Filtrete technology 3-month smart replacement cycle MERV 11 high-efficiency defense Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in)

**Brand:** filtrete
**Price:** R1379
**Availability:** ✅ In Stock

## Summary

> 🌬️ Elevate your air game—because your home deserves the freshest vibe.

## Quick Answers

- **What is this?** Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) by filtrete
- **How much does it cost?** R1379 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/35847260-filtrete-10x20x1-ac-furnace-air-filter-merv-11-mpr-1000)

## Best For

- filtrete enthusiasts

## Why This Product

- Trusted filtrete brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Breathe Elite Air Quality:** MERV 11 rating captures microparticles like pet dander, pollen, and smoke for a fresher home sanctuary.
- • **Triple-Action Filtration Power:** Exclusive 3-in-1 Filtrete technology traps dust, allergens, and lint while maintaining airflow.
- • **Perfect Fit, Maximum Efficiency:** Precisely sized at 9.81 x 19.81 x 0.81 inches to ensure seamless HVAC compatibility and optimal filtration.
- • **Smart Maintenance, Zero Guesswork:** Sync with Filtrete Smart App for timely 30/60/90-day filter change reminders—never miss peak performance.
- • **Trusted by North America’s Homes:** Backed by 3M and certified asthma & allergy-friendly for peace of mind in every breath.

## Overview

The Filtrete 10x20x1 AC Furnace Air Filter by 3M features a MERV 11 and MPR 1000 rating with exclusive 3-in-1 technology, capturing a wide range of airborne particles including allergens and microparticles. Designed for residential HVAC systems, this 4-pack of pleated 1-inch filters offers a precise fit and a 3-month lifespan, supported by a smart app for hassle-free maintenance. Certified asthma and allergy-friendly, it’s the trusted choice for cleaner, healthier indoor air.

## Description

Filtrete 10x20x1 MPR 1000 Air Filter, made by 3M, helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment. Designed with exclusive Filtrete 3-in-1 technology, including an MPR 1000 and MERV 11 rating, your AC filter will help pull and capture countless microparticles – such as pet dander, smoke and smog – while letting cleaner air flow through. Your Filtrete Filter will also capture large particles, including lint, pollen, mold spores and household dust. Use a 3-month pleated 1-inch home HVAC filter in your furnace, air conditioner or HVAC system. Four come in a pack, so keep some filters as backup, or use them in multiple areas. For optimal performance of your heating and cooling system or HVAC system, change your furnace filter at least every 90 days. (1) Based on the 2022 Ipsos US Brand Health Study of Residential HVAC Air Filters.

## Features

- MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 3-month pleated 1” Filtrete 10x20x1 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
- DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 9.81 x 19.81 x 0.81
- EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
- COUNTLESS PARTICLES: With a 1000 MPR and MERV 11 rating, your air filter will help capture many microparticles from the air passing through it
- CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air
- VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
- SMART APP: Use the Filtrete Smart App (iOS or Android) to set 30-, 60- or 90-day reminders to change your air filter
- MOST TRUSTED: Filtrete Brand is North America’s most trusted brand of HVAC Filters, based on 2024 Sago US Brand Health Survey of Residential HVAC Air Filters

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | 3M |
| Part Number | 9807-4PK |
| Item Weight | 0.01 ounces |
| Product Dimensions | 19.81 x 0.81 x 9.81 inches |
| Item model number | 9807-4 |
| Is Discontinued By Manufacturer | No |
| Size | 10x20x1 |
| Color | 10x20x1 |
| Style | CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days |
| Material | Polypropylene |
| Pattern | Air Filter |
| Item Package Quantity | 1 |
| Minimum Efficiency Reporting Values (MERV) | 11 |
| Certification | certified frustration-free |
| Usage | FOR RESIDENTIAL use only |
| Included Components | 4 Filters |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | Limited Warranty. This 3M product will be free from defects in material and manufacture. If this 3M product is defective, your exclusive remedy shall be, at 3M's option, replacement of the 3M product or refund of the purchase price of the 3M product. This warranty gives you specific legal rights, and you may have other rights which may vary from state to state, or country to country. To obtain warranty service contact 3M at 1-800-388-3458. |

## Product Details

- **Brand:** Filtrete
- **Material:** Polypropylene
- **Product Dimensions:** 19.81"L x 0.81"W x 9.81"Th
- **MERV Rating:** 11
- **Compatible Devices:** Air Conditioner, Furnace
- **Item Weight:** 0.01 Ounces
- **Global Trade Identification Number:** 00051141322643
- **UPC:** 051141322643
- **Air Filter Construction:** Pleated
- **Number of Items:** 4

## Images

![Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) - Image 1](https://m.media-amazon.com/images/I/71a20p4SN-L.jpg)
![Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) - Image 2](https://m.media-amazon.com/images/I/61Ifa1NaRBL.jpg)
![Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) - Image 3](https://m.media-amazon.com/images/I/81s+KrhVxGL.jpg)
![Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) - Image 4](https://m.media-amazon.com/images/I/81XKJf26p+L.jpg)
![Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in) - Image 5](https://m.media-amazon.com/images/I/81A2mYYu1pL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 9.81x19.81x0.81 in)
- Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-24*