Note
M5 = MERV 5 equal to G3
Washable filter we count by arrestance i.e. 70%...80%...Micron is too small for washable filter...
Type
White
GRC-250 86% (G3/EU3) (2mx20mX20mm[T]) Washable Pre Filter - White (Gross Weight : 10kg -10.5kg)= RM440.00 per roll
GRC-350 92% (G4/EU4) (2mx20mX22mm[T]) Washable Pre Filter - White (Gross Weight : 14kg) = RM615.00 per roll
GRC-350 92% (G4/EU4) (2mx5mX22mm[T]) Washable Pre Filter - White (Gross Weight : 14kg)
Malaysia