Superior filtration: Experience improved air filtration with these replacement filters. The carefully crafted design ensures that dust, pollen, and other airborne particles are effectively captured, contributing to a cleaner and healthier environment. Regularly replacing your filters optimizes the performance of your equipment, extends its lifespan, and maintains its efficiency. Enjoy improved air quality and reliable operation of your devices with these high-quality filters. Perfect compatibility: These filters are specifically engineered as replacements for ss-style 4229-120-1800, SH56, SH56C, SH86, and SH86C models, ensuring a seamless fit and optimal functionality. Avoid the hassle of universal filters that may not fit properly or perform as expected. With these precisely designed filters, you can be sure of their compatibility and performance, ensuring that your equipment is operating at maximum potential. Enjoy the convenience of a perfect match and the assurance of reliable filtration. Cost-effective solution: This 4-pack filter set provides a cost-effective solution for maintaining your equipment. Changing filters regularly is important for optimal performance and longevity. Purchasing this set ensures that you have a wide range of replacement filters on hand, saving you time and money in the long run. Keep your equipment running smoothly and efficiently with this practical and economical filter set, ensuring consistent performance and minimizing the risk of costly repairs. Specifications: Color: Black Dimensions: Length: 7.8cm, Width: 6.4cm, Height: 1.2cm Material: Polyester fiber Model: 4229-120-1800 Package includes: Filter x4