Cart Product Price Quantity Subtotal × SAE USCAR5-4 $42.50 1 $42.50 × CIE x048-PO67 $28.88 1 $28.88 × ISPE Good Practice Guide: HVAC and Process Equipment Air Filters $247.50 1 $247.50 × AS Z38-1967 $23.59 1 $23.59 × AASHTO WMTD-1 $35.00 1 $35.00 × ASME Y14.5-2018 $115.00 1 $115.00 × ASME Y32.18-1972 (R2013) $14.50 1 $14.50 × NFPA 150 $35.00 1 $35.00 × UOP 99-82 $143.50 1 $143.50 × CIE x048-PO53 $15.90 1 $15.90 × HI 9.6.9-2018 $35.00 1 $35.00 Coupon: Apply coupon Update cart Cart totals Subtotal $736.37 Total $736.37 Proceed to checkout