Lab lpp_14x25x1 Poly Plus Disposable Air Filter 14 Inches X 25 Inches X 1 Inches

Product Description

The LAB lpp_14x25x1 Poly Plus Disposable Air Filter is a reliable filtration solution designed for residential and light commercial HVAC systems. Sized at 14 inches x 25 inches x 1 inches, this filter fits a wide range of standard air handler and furnace applications. It is built with progressive density polyester filtration media, which means the fiber structure becomes denser as air moves through it. This design captures more particles as airflow passes deeper into the media, improving overall filtration efficiency. The media and cardboard frame are thermosealed together to prevent air bypass, ensuring that all air drawn through the system passes through the filter media rather than around it. Air bypass is a common cause of reduced indoor air quality and increased dust buildup on HVAC components, so a proper seal is critical for both system performance and occupant comfort. The sturdy cardboard frame is heat sealed for added rigidity, helping the filter hold its shape during installation and throughout its service life. A downstream layer of expanded metal wire is laminated onto the filter to provide additional structural support against high airflow pressure, preventing the media from collapsing under load. This feature is especially important in systems with higher static pressure or variable speed blower motors. The frames also feature notches at each end, allowing filters to be stacked more efficiently during storage and shipping. This notch design reduces storage space requirements by approximately 33 percent, making it a practical choice for contractors and supply houses managing large filter inventories. HVAC technicians, building maintenance staff, and facility managers will find this filter easy to install and replace as part of a routine preventive maintenance program. It is well suited for applications including residential homes, apartments, small offices, and light commercial buildings where standard one-inch filter slots are used. Regular replacement of disposable air filters like the lpp_14x25x1 helps maintain proper airflow, protects HVAC equipment from dust and debris buildup, and supports better indoor air quality for occupants.

• Progressive density polyester filtration media captures particles more effectively as air moves through the filter depth
• Thermosealed media and heat sealed cardboard frame prevent air bypass and maintain structural integrity
• Expanded metal wire laminated on the downstream side adds strength and prevents media collapse under airflow pressure

Product Highlights

The LAB lpp_14x25x1 is a 14 inches x 25 inches x 1 inches disposable air filter built for residential and light commercial HVAC use, featuring progressive density polyester media, a thermosealed frame to stop air bypass, and a notched frame design that reduces storage space by approximately 33 percent.

Product Information

Standard Information

• Brand: LAB
• Manufacturer Part Number: lpp_14x25x1

Technical Specifications

• Filter Length: 25 inches
• Filter Width: 14 inches
• Filter Thickness: 1 inches
• Filter Media Type: Progressive Density Polyester
• Frame Material: Heat Sealed Cardboard
• Air Bypass Prevention: Thermosealed Media and Frame
• Downstream Support: Expanded Metal Wire Laminate
• Application: Residential and Light Commercial HVAC
• Filter Type: Disposable