- Table 1A to Subpart DDDD of Part 63—Production-Based Compliance Options
| For the following process units . . . | You must meet the following production-based compliance option (total HAP a basis) . . . | (1) Fiberboard mat dryer heated zones (at new affected sources only) | 0.022 lb/MSF 1/2″. | (2) Green rotary dryers | 0.058 lb/ODT. | (3) Hardboard ovens | 0.022 lb/MSF 1/8″. | (4) Press predryers (at new affected sources only) | 0.037 lb/MSF 1/2″. | (5) Pressurized refiners | 0.039 lb/ODT. | (6) Primary tube dryers | 0.26 lb/ODT. | (7) Reconstituted wood product board coolers (at new affected sources only) | 0.014 lb/MSF 3/4″. | (8) Reconstituted wood product presses | 0.30 lb/MSF 3/4″. | (9) Softwood veneer dryer heated zones | 0.022 lb/MSF 3/8″. | (10) Rotary strand dryers | 0.18 lb/ODT. | (11) Secondary tube dryers | 0.010 lb/ODT. |
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a Total HAP, as defined in § 63.2292, includes acetaldehyde, acrolein, formaldehyde, methanol, phenol, and propionaldehyde. lb/ODT = pounds per oven-dried ton; lb/MSF = pounds per thousand square feet with a specified thickness basis (inches). Section 63.2262(j) shows how to convert from one thickness basis to another.