INTRODUCTIONS
When it comes to primary filtration (also named as pre-filters), they are normally installed and applied in the 1st stage of filtration and capture larger particulates before reaching the HEPA filters. This is to reduce the large particles directly through the HEPA filters and extend the lifespan of HEPA filters.

FEATURES
To catch larger particulate matters such as dust, hair, dander, pollen, lint, dust mites and other harmful substances.
They are widely applied on all types of HVAC systems.
Cost saving, easy to install and high humidity resistant.

SPECIFICATIONS
Frame: Aluminum, Stainless Steel, Galvanized
Media: Metal mesh, Non-woven, Nylon mesh
Efficiency: G2~G4 (EN 779) / MERV 2~9 (ASHRAE 52.2)
Thickness: 1", 2"
Size: Customized sizes are available on request

ADVANTAGES
100% made of metal
Strong and easy to clean
Cost saving
Longer life span
Acid and alkali resistance
High-Temperature Resistance

APPLICATIONS
Designed for the industrial areas, and also the best choices for air ventilation systems.
link:http://www.snylifilter.com