HRV filter JANUS (Steel fan Box) & SAYR Generation 1 compatible replacement water filters High quality synthetic polyester filter

High quality synthetic polyester filter media offers Grade 4 filtration with high dust holding capacity

Saves you money

pollen & allergens with an 80-90% arrest of particles of 0

This will save money and no need for replacing existing parts that are working fine

Xtra tough and extremely durable

HRV filter JANUS (Steel fan Box) & SAYR Generation 1 compatible replacement water filters High quality synthetic polyester filterHRV Janus system & SAYR compatible filter. Pre 2014 Steel fan box in roof HRV filter media is Lofted synthetic polypropylene with an extended deep pleated surface which allows for more media surface area, resulting in excellent dust loading capacities and longer lifespan. Come with duct tape Product information HRV filter Janus system compatible High Efficiency Grade F7 EU7 Filter class EN779 Eurovent 4 4 Performance data based on ASHRAE 52. 2. 1992