Broan-NuTone has the preferred choice of electrical pros since 1936. These disposable filter bags for central vacuums have a capacity of 22.7 litres. They capture and tightly seal dirt, dust and allergen particles. As a result, you and your loved ones will be able to enjoy a cleaner and healthier home. Make sure this product is compatible with your Broan-NuTone central vacuum model before purchase.