4123:1-5-99.2 Examples of local exhaust ventilation.

(A) Prints which appear in this rule are copied from “Industrial Ventilation, A Manual of Recommended Practice,” of the “American Conference of Governmental Industrial Hygienists.” They are identified with the name of the organization.

(B) Index.

(1) “Principles of Dilution Ventilation”

(2) “Principles of Exhaust Hoods”

(3) “Building Air Inlets and Outlets”

(4) “Principles of Duct Design”

(5) “Stackhead Designs”

(6) “Abrasive Blasting Ventilation”

(7) “Auto Spray Paint Booth”

(8) “Large Drive-Through Spray Paint Booth”

(9) “Backstand Idler Polishing Machine”

(10) “Bag Filling”

(11) “Bag Tube Packer”

(12) “Banbury Mixer”

(13) “Rubber Calender Rolls”

(14) “Barrel Filling”

(15) “Bin and Hopper Ventilation”

(16) “Bucket Elevator Ventilation”

(17) “Circular Automatic Buffing”

(18) “Soft Wheel Buffing Lathe”

(19) “Straight Line Automatic Buffing”

(20) “Buffing and Polishing”

(21) “Conveyor Belt Ventilation”

(22) “Core Grinder”

(23) “Crucible Melting Furnace – High Toxicity Material”

(24) “Dip Tank”

(25) “Horizontal Double-Spindle Disc Grinder”

(26) “Horizontal Single-Spindle Disc Grinder”

(27) “Vertical Spindle Disc Grinder”

(28) “Dry Box or Glove Hood for High Toxicity and Radioactive Materials”

(29) “Drying Oven Ventilation”

(30) “Electric Rocking Furnace”

(31) “Hood for Top Electrode Melting Furnace”

(32) “Side-draft Hood and Enclosing Hood”

(33) “Double Side-draft and Downdraft Hood”

(34) “Exhaust Requirement”

(35) “Service Garage Ventilation – Underfloor”

(36) “Service Garage Ventilation – Overhead”

(37) “Granite Cutting and Finishing”

(38) “Grinder Wheel Hood Speeds Below 6500 SFM

(39) “Grinder Wheel Hood Speeds Above 6500 SFM

(40) “Downdraft Hoods and Booth-type Hoods”

(41) “Push Pull Hoods”

(42) “Jointers”

(43) “Laboratory Hood”

(44) “Kitchen Range Hoods”

(45) “Kitchen Range Hood – Low Side Wall Hood”

(46) “Indoor Pistol and Small Bore Rifle Range”

(47) “Lathe Hood High Toxicity Materials”

(48) “Melting Pot and Furnace Non-tilt”

(49) “Melting Furnace Crucible Non-tilt”

(50) “Melting Furnace – Tilting”

(51) “Die Casting Hood”

(52) “Die Casting Machine or Melting Furnace”

(53) “Metal Polishing Belt”

(54) “Metal Shears High Toxicity Materials”

(55) “Metal Spraying”

(56) “Milling Machine Hood High Toxicity Materials”

(57) “Mixer and Muller Hood”

(58) “Mixer and Muller Ventilation”

(59) “Upward Plenum, Downward Plenum, Central Slot”

(60) “Pickling Tank, Semi-lateral, End Take-off”

(61) “Design Data”

(62) “Small Paint Booth”

(63) “Large Paint Booth”

(64) “Portable Chipping and Grinding Table”

(65) “Portable Hand Grinding”

(66) “Pouring Station”

(67) “Shell Core Molding”

(68) “Disc Sanders”

(69) “Horizontal Belt Sanders”

(70) “Multiple Drum Sander”

(71) “Single Drum Sander”

(72) “Abrasive Cut-off Saw Ventilation”

(73) “Fluidized Beds”

(74) “Band Saws”

(75) “Swing Saws”

(76) “Table Saw”

(77) “Radial Saw”

(78) “Screens”

(79) “Soldering and Arc Welding”

(80) “Solvent Degreasing Tanks”

(81) “Swing Grinder”

(82) “Table Slot”

(83) “Trailer Interior Spray Painting”

(84) “Tumbling Mills”

(85) “Arc Welding”

(86) “Torch Cutting Ventilation”

(87) “Extractor Head for Cone Wheels and Mounted Points”

(88) “Hood for Cup Type Surface Grinders and Wire Brushes”

(89) “Pneumatic Chisel Sleeve”

(90) “Extractor Head for Small Radial Grinders”

(91) “Extractor Hood for Disc Sander”

(92) “Extractor Tool for Vibratory Sander”

(93) “Typical System Low Volume High Velocity”

Figure: Principles of Dilution Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Principles of Exhaust Hoods

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Building Air Inlets and Outlets

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Principles of Duct Design

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Stackhead Designs

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Abrasive Blasting Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Auto Spray Paint Booth

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Large Drive-Through Spray Paint Booth

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Backstand Idler Polishing Machine

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Bag Filling

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Bag Tube Packer

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Banbury Mixer

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Rubber Calender Rolls

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Barrel Filling

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Bin and Hopper Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Bucket Elevator Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Circular Automatic Buffing

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Soft Wheel Buffing Lathe

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Straight Line Automatic Buffing

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Buffing and Polishing

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Conveyor Belt Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Core Grinder

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Crucible Melting Furnace – High Toxicity Material

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Dip Tank

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Horizontal Double-Spindle Disc Grinder

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Horizontal Single-Spindle Disc Grinder

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Vertical Spindle Disc Grinder

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Dry Box or Glove Hood for High Toxicity and Radioactive Materials

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Drying Oven Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Electric Rocking Furnace

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Hood for Top Electrode Melting Furnace

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Side-draft Hood and Enclosing Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Double Side-draft and Downdraft Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Exhaust Requirement

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Service Garage Ventilation – Underfloor

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Service Garage Ventilation – Overhead

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Granite Cutting and Finishing

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Grinder Wheel Hood Speeds Below 6500 SFM

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Grinder Wheel Hood Speeds Above 6500 SFM

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Downdraft Hoods and Booth-type Hoods

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Push Pull Hoods

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Jointers

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Laboratory Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Kitchen Range Hoods

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Kitchen Range Hood – Low Side Wall Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Indoor Pistol and Small Bore Rifle Range

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Lathe Hood High Toxicity Materials

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Melting Pot and Furnace Non-tilt

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Melting Furnace Crucible Non-tilt

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Melting Furnace – Tilting

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Die Casting Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Die Casting Machine or Melting Furnace

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Metal Polishing Belt

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Metal Shears High Toxicity Materials

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Metal Spraying

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Milling Machine Hood High Toxicity Materials

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Mixer and Muller Hood

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Mixer and Muller Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Upward Plenum, Downward Plenum, Central Slot

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Pickling Tank, Semi-lateral, End Take-off

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

(C) Design data – open surface tanks.

(1) Duct velocity = two thousand fpm minimum.

(2) Entry loss = 1.78 slot VP plus duct entry loss.

(3) Maximum plenum velocity = one-half slot velocity.

(4) Slot velocity = two thousand fpm unless distribution provided by well-designed fish-tail.

(5) Provide ample excess area at small end of plenum.

(6) If L exceeds six to ten feet, multiple take-offs are advisable.

(7) If W = twenty inches, slot on one side suitable. If W = twenty to thirty-six inches, slots on both sides desirable.

If W is much greater than thirty-six inches, slots on both sides are necessary unless all other conditions are optimum.

(8) Liquid level to be at least six inches below bottom of slot.

(9) Hood types A, C, D and E, are preferred — Plenum acts as baffle to room air currents.

(10) Provide enclosures or removable covers on tank if possible.

(11) Provide ductwork with clean-outs and drains, and corrosion resistant coating if necessary.

MINIMUM *EXHAUST VOLUME

OPEN SURFACE TANK


Operation — CFM/sq. ft. of tank — Collector Recommended

Plating (Chrome, Cyanide solutions if needed). 150. X

Anodizing…................ 120. X

Pickling:

— Cold Acid…............. 120.

— Hot Acid….............. 250. X

— Nitric and Sulfuric Acids…..... 250. X

— Nitric and Hydrofluoric Acids…... 250. X

Cleaning:

— Caustic or Electrolytic-not boiling… 200.

— Caustic or Electrolytic-boiling….. 250. X

Bright Dip-strong Nitric Acid…...... 250. X

Stripping:

— Concentrated Nitric Acid…...... 250. X

— Concentrated Nitric and Sulfuric Acids.. 250. X

Salt Baths (molten salt)........... 120. X

Salt Solution (Parkerize, Bonderize, etc.):

— Not boiling…............ 120.

— Boiling….............. 250.

Hot Water (if ventilation desired):

— Not boiling…............ 120.

— Boiling….............. 250.


*Values listed are the minimum satisfactory values under good plant conditions.

Figure: Small Paint Booth

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Large Paint Booth

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Portable Chipping and Grinding Table

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Portable Hand Grinding

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Pouring Station

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Shell Core Molding

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Disc Sanders

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Horizontal Belt Sanders

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Multiple Drum Sander

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Single Drum Sander

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Abrasive Cut-off Saw Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Fluidized Beds

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Band Saws

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Swing Saws

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Figure: Table Saw

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Figure: Radial Saw

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Figure: Screens

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Soldering and Arc Welding

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Solvent Degreasing Tanks

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Swing Grinder

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Figure: Table Slot

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Figure: Trailer Interior Spray Painting

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Tumbling Mills

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Figure: Arc Welding

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Torch Cutting Ventilation

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Extractor Head for Cone Wheels and Mounted Points

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Hood for Cup Type Surface Grinders and Wire Brushes

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Pneumatic Chisel Sleeve

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Extractor Head for Small Radial Grinders

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Figure: Extractor Hood for Disc Sander

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

Figure: Extractor Tool for Vibratory Sander

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Figure: Typical System Low Volume High Velocity

For Figure – To obtain the appendix, table, image, etc. please call LSC’s ERF Helpdesk at 614-387-2078 or send an email to erfhelpdesk@lsc.state.oh.us.

HISTORY: Eff 1-1-86

Rule promulgated under: RC Chapter 119.

Rule authorized by: RC 4121.13

Rule created by: Const. Art. II. Sec. 35

119.032 Review Date: 3-1-03