Single Wall Spiral Standards

INDEX

1 Typical Notes2 Ductwork Liner3 Ductwork Liner Application4 Volume Damper Application5 Canvas Connections6 Rectangular Transverse Connections7 Rectangular Seams8 Rectangular Elbows9 Rectangular Turning Vanes

10 Rectangular Turning Vane Supports11 Rectangular Offsets & Transitions12 Rectangular Shoe Taps13 Rectangular to Round14 Slip & Drive-TDC Rectangular Standards pg.115 Slip & Drive-TDC Rectangular Standards pg.216 Slip & Drive-TDC Rectangular Standards pg.317 Slip & Drive-TDC Rectangular Standards pg.418 Slip & Drive-Ductmate Rectangular Standards pg.119 Slip & Drive-Ductmate Rectangular Standards pg.220 Slip & Drive-Ductmate Rectangular Standards pg.321 Slip & Drive-Ductmate Rectangular Standards pg.422 Sealant23 Pressure Tests

HRANEC CORPORATIONMECHANICAL CORP.

Page 1

TYPICALNOTES

DESCRIPTION

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Page 2

DuctworkLiner

DESCRIPTION

HRANEC CORPORATIONMECHANICAL CORP.

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Ductwork LinerDESCRIPTION

Application

HRANEC CORPORATIONMECHANICAL CORP.

Page 4

DESCRIPTION

Volume DamperApplication

HRANEC CORPORATIONMECHANICAL CORP.

Page 5

DESCRIPTION

CanvasConnections

HRANEC CORPORATIONMECHANICAL CORP.

Page 6

DESCRIPTION

TransverseConnections

HRANEC CORPORATIONMECHANICAL CORP.

Page 7

DESCRIPTION

Seams

HRANEC CORPORATIONMECHANICAL CORP.

Page 8

DESCRIPTION

Elbows

HRANEC CORPORATIONMECHANICAL CORP.

Page 9

DESCRIPTION

TurningVanes

HRANEC CORPORATIONMECHANICAL CORP.

Page 10

DESCRIPTION

Turning VaneSupports

HRANEC CORPORATIONMECHANICAL CORP.

Page 11

DESCRIPTION

Offsets &Transitions

HRANEC CORPORATIONMECHANICAL CORP.

Page 12

DESCRIPTION

ShoeTaps

HRANEC CORPORATIONMECHANICAL CORP.

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DESCRIPTION

Rectangularto Round

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed "S" Slip 0 " - 20 " Snaplock None Flat Drive21 " - 26 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 21 " - 24 " Snaplock None Bar Drive27 " - 30 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 25 " - 50 " Snaplock None TDC31 " - 36 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 51 " - 72 " Pittsburgh None TDC37 " - 42 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 73 " - Up " Pittsburgh None TDC43 " - 48 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip49 " - 54 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip55 " - 60 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip61 " - 72 " Snaplock 22 24 None 1 1/8 x 24 Ga Std Slip73 " - 84 " Pittsburgh 22 24 TR TDC85 " - 96 " Pittsburgh 22 22 TR TDC 97 " - 108 " Pittsburgh 18 20 None TDC W/JTR

109 " - 120 " Pittsburgh 16 18 None TDC W/JTR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed Flat Slip 0 " - 20 " Snaplock None Flat Drive21 " - 26 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 21 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 27 " - 30 " Snaplock None TDC31 " - 36 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 31 " - 36 " Snaplock None TDC37 " - 42 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 37 " - 42 " Snaplock None TDC43 " - 48 " Snaplock 22 26 None 1 1/8 x 24 Ga Std Slip 43 " - 48 " Snaplock None TDC49 " - 54 " Snaplock 22 24 None 1 1/8 x 24 Ga Std Slip 49 " - 54 " Snaplock None TDC55 " - 60 " Snaplock 22 24 None TDC W/JTR 55 " - 60 " Snaplock None TDC61 " - 72 " Pittsburgh 24 24 TR(2) TDC 61 " - 72 " Pittsburgh TR TDC73 " - 84 " Pittsburgh 22 20 TR(2) TDC W/JTR 73 " - 84 " Pittsburgh TR(2) TDC85 " - 96 " Pittsburgh 20 20 TR(2) TDC W/JTR 85 " - 96 " Pittsburgh TR(2) TDC97 " - 108 " Pittsburgh 16 18 None TDC W/JTR 97 " - Up Pittsburgh 2" x 1/4" Angle w/ TR TDC

109 " - 120 " Pittsburgh 18 20 2 1/2" X 1/8" ANGLE TDC W/JTR"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed by

this project. Heavier or more stringent specifications may be employed byNote: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 14

DimensionDuct Duct

Dimension

Largest Dimension Smallest Dimension

DUCT CONNECTION STANDARDS WITH TDC 1/2" Pressure Class DuctworkPositive PressureNegative Pressure

Positive PressureNegative Pressure

1" Pressure Class Ductwork

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed "S" Slip 0 " - 18 " Snaplock None Flat Drive

21 " - 26 " Snaplock 26 26 None 1 1/8" x 24 Ga Bar Slip 19 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 24 26 None 1 1/8" x 24 Ga Bar Slip 27 " - 30 " Snaplock None TDC31 " - 36 " Snaplock 22 26 None 1 1/8" x 24 Ga Bar Slip 31 " - 36 " Snaplock None TDC37 " - 42 " Snaplock 20 26 None 1 1/2 x 22 Ga Bar Slip 37 " - 42 " Snaplock None TDC43 " - 48 " Snaplock 22 24 TR TDC 43 " - 48 " Pittsburgh TR TDC49 " - 54 " Snaplock 22 22 TR TDC 49 " - 54 " Pittsburgh TR TDC55 " - 60 " Snaplock 20 22 None TDC W/JTR 55 " - 60 " Pittsburgh TR TDC61 " - 72 " Pittsburgh 20 22 TR TDC W/JTR 61 " - 72 " Pittsburgh TR TDC73 " - 84 " Pittsburgh 20 20 TR(2) TDC W/JTR 73 " - 84 " Pittsburgh TR(2) TDC85 " - 96 " Pittsburgh 20 20 TR(2) TDC W/JTR 85 " - 96 " Pittsburgh TR(2) TDC97 " - 108 " Pittsburgh 18 20 2" x 1/4" Angle TDC W/JTR 97 " - Up Pittsburgh 2" x 1/4" Angle w /TR TDC W/TR109 " - 120 " Pittsburgh 18 20 2 1/2" x 3/16" Angle TDC W/JTR 97 " - Up Pittsburgh 2" x 1/4" Angle w /TR TDC W/TR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 18 " Snaplock 26 26 None Hemmed Flat Slip 0 " - 18 " Snaplock None Flat Drive

19 " - 26 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 19 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 22 26 None 1 1/8 x 24 Ga Std Slip 27 " - 30 " Snaplock None TDC31 " - 36 " Pittsburgh 20 26 None 1 1/8 x 24 Ga Std Slip 31 " - 36 " Pittsburgh None TDC37 " - 42 " Pittsburgh 22 24 TR TDC 37 " - 42 " Pittsburgh None TDC43 " - 48 " Pittsburgh 22 24 TR TDC W/JTR 43 " - 48 " Pittsburgh TR TDC49 " - 54 " Pittsburgh 22 24 TR TDC W/JTR 49 " - 54 " Pittsburgh TR TDC55 " - 60 " Pittsburgh 20 22 TR TDC W/JTR 55 " - 60 " Pittsburgh TR TDC61 " - 72 " Pittsburgh 20 22 TR(2) TDC W/JTR 61 " - 72 " Pittsburgh TR TDC73 " - 84 " Pittsburgh 20 20 TR(2) TDC W/JTR 73 " - 84 " Pittsburgh TR(2) TDC85 " - 96 " Pittsburgh 18 20 TR(2) TDC W/JTR 85 " - 96 " Pittsburgh 2" x 1/8" Angle TDC W/TR97 " - UP Pittsburgh 18 20 2 1/2" x 1/4" Angle TDC W/JTR 97 " - Up Pittsburgh 2" x 1/4" Angle w /TR TDC W/TR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed bythis project. Heavier or more stringent specifications may be employed by

Note: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 15

DUCT CONNECTION STANDARDS WITH TDC2" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

3" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 12 " Pittsburgh 26 26 None Hemmed "S" Slip 0 " - 21 " Pittsburgh None Flat Drive

13 " - 22 " Pittsburgh 24 26 None Hemmed "S" Slip 13 " - 22 " Pittsburgh None Bar Drive23 " - 30 " Pittsburgh 22 26 None 24 Ga. Bar Slip 23 " - 30 " Pittsburgh None TDC31 " - 36 " Pittsburgh 22 22 TR TDC 31 " - 36 " Pittsburgh None TDC37 " - 42 " Pittsburgh 20 22 TR TDC 37 " - 42 " Pittsburgh None TDC43 " - 48 " Pittsburgh 20 22 TR TDC W/JTR 43 " - 48 " Pittsburgh None TDC49 " - 54 " Pittsburgh 20 22 TR TDC W/JTR 49 " - 54 " Pittsburgh TR TDC55 " - 60 " Pittsburgh 20 22 TR TDC W/JTR 55 " - 60 " Pittsburgh TR TDC61 " - 72 " Pittsburgh 20 22 TR(2) TDC W/JTR 61 " - 72 " Pittsburgh TR TDC73 " - 84 " Pittsburgh 18 20 TR(2) TDC W/JTR 73 " - 84 " Pittsburgh 2" x 1/8" Angle TDC W/JTR85 " - 96 " Pittsburgh 18 20 TR(2) TDC W/JTR 85 " - 96 " Pittsburgh 2" x 1/4" Angle TDC W/JTR97 " - Up Pittsburgh 18 20 2 1/2" x 1/4" Angle TDC W/JTR 97 " - Up Pittsburgh 2" x 1/4" Angle TDC W/JTR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 8 " Pittsburgh 26 26 None Hemmed "S" Slip 0 " - 12 " Pittsburgh None Flat Drive9 " - 12 " Pittsburgh 24 26 None Hemmed "S" Slip 13 " - 24 " Pittsburgh None Bar Drive

13 " - 16 " Pittsburgh 22 26 None 1 1/8 x 24 Ga Slip 25 " - 28 " Pittsburgh None TDC17 " - 24 " Pittsburgh 22 24 None 1 1/8 x 24 Ga Slip 29 " - 36 " Pittsburgh None TDC25 " - 28 " Pittsburgh 22 24 TR TDC 37 " - 42 " Pittsburgh None TDC29 " - 30 " Pittsburgh 22 24 TR TDC 43 " - 48 " Pittsburgh TR TDC31 " - 36 " Pittsburgh 20 22 TR TDC 49 " - 54 " Pittsburgh TR TDC37 " - 48 " Pittsburgh 20 22 TR TDC W/JTR 55 " - 60 " Pittsburgh TR TDC49 " - 60 " Pittsburgh 20 20 TR TDC W/JTR 61 " - 72 " Pittsburgh 2" x 1/8" Angle TDC61 " - 72 " Pittsburgh 18 20 TR TDC W/JTR 73 " - 84 " Pittsburgh 2" x 1/8" Angle TDC73 " - 84 " Pittsburgh 18 20 TR(2) TDC W/JTR 85 " - 96 " Pittsburgh 2" x 1/4" Angle TDC85 " - 96 " Pittsburgh 16 18 TR(2) TDC W/JTR 97 " - 108 " Pittsburgh 2" x 1/4" Angle W/TR TDC W/TR97 " - 108 " Pittsburgh 16 18 2" X 1/4" W/TR TDC W/JTR 109 " - Up Pittsburgh 2" x 1/4" Angle W/TR TDC W/TR109 " - 120 " Pittsburgh 16 18 2 1/2" X 3/16" W/TR TDC W/JTR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed bythis project. Heavier or more stringent specifications may be employed by

Note: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 16

DUCT CONNECTION STANDARDS WITH TDC4" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

6" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 8 " Pittsburgh 24 26 None 1" x 22 Ga. Bar Slip 0 " - 8 " Pittsburgh None Bar Drive9 " - 12 " Pittsburgh 22 26 None 1" x 22 Ga. Bar Slip 9 " - 12 " Pittsburgh None Bar Drive

13 " - 18 " Pittsburgh 20 26 None 1 1/8 x 20 Ga. Bar Slip 13 " - 18 " Pittsburgh None Bar Drive19 " - 26 " Pittsburgh 18 20 None TDC 19 " - 24 " Pittsburgh None TDC27 " - 30 " Pittsburgh 18 20 None TDC W/JTR 25 " - 28 " Pittsburgh 1 1/2" x 1/8" Angle TDC W/JTR31 " - 42 " Pittsburgh 16 18 None TDC W/JTR 29 " - 36 " Pittsburgh 1 1/2" x 1/8" Angle TDC W/JTR43 " - 48 " Pittsburgh 18 20 2 1/2" x 1/8" Angle TDC W/JTR 37 " - 42 " Pittsburgh 2" x 1/8" Angle TDC W/JTR49 " - 54 " Pittsburgh 18 20 2" x 1/4" Angle TDC W/JTR 43 " - 54 " Pittsburgh 2" x 1/8" Angle TDC W/JTR55 " - 60 " Pittsburgh 18 20 2 1/2" x 3/16" Angle TDC W/JTR 55 " - 60 " Pittsburgh 2" x 1/4" Angle TDC W/JTR61 " - 72 " Pittsburgh 18 20 2 1/2" x 1/4" Angle TDC W/JTR 61 " - 72 " Pittsburgh 2" x 1/4" Angle TDC W/JTR73 " - 84 " Pittsburgh 16 18 2 1/2" x 1/4" Angle TDC W/JTR 85 " - Up " Stdg Seam 2" x 1/4" Angle 2 1/2X1/4 W/JTR

(2'-0" MAX.)85 " 120 " Pittsburgh NA 16 2 1/2"X1/4" W/JTR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed bythis project. Heavier or more stringent specifications may be employed by

Note: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 17

DUCT CONNECTION STANDARDS WITH TDC10" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed "S" Slip 0 " - 20 " Snaplock None Flat Drive

21 " - 26 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 21 " - 24 " Snaplock None Bar Drive27 " - 30 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 25 " - 50 " Snaplock None WDCI-J31 " - 36 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 51 " - 72 " Pittsburgh None WDCI-J37 " - 42 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 73 " - Up " Pittsburgh None WDCI-J43 " - 48 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip49 " - 54 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip55 " - 60 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip61 " - 72 " Snaplock 24 24 None 1 5/8 x 22 Ga Std Slip73 " - 84 " Snaplock 22 24 None WDCI-J85 " - 96 " Pittsburgh 20 22 None WDCI-J97 " - Up Pittsburgh 18 20 None WDCI W/TR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed Flat Slip 0 " - 20 " Snaplock None Flat Drive

21 " - 26 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 21 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 27 " - 30 " Snaplock None WDCI-J31 " - 36 " Snaplock 26 26 None 1 1/8 x 24 Ga Std Slip 31 " - 36 " Snaplock None WDCI-J37 " - 42 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 37 " - 42 " Snaplock None WDCI-J43 " - 48 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 43 " - 48 " Snaplock None WDCI-J49 " - 54 " Snaplock 22 24 None 1 1/8 x 24 Ga Std Slip 49 " - 54 " Snaplock None WDCI-J55 " - 60 " Snaplock 22 24 None 1 1/8 x 24 Ga Std Slip 55 " - 60 " Snaplock None WDCI-J61 " - 72 " Pittsburgh 20 24 1 1/2" x 1/8" Angle WDCI-J 61 " - 72 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J73 " - 84 " Pittsburgh 18 20 1 1/2" x 1/8" Angle WDCI-J 73 " - 84 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J85 " - 96 " Pittsburgh 18 20 2" x 1/8" Angle WDCI-J 85 " - 96 " Pittsburgh 2" x 1/8" Angle WDCI-J97 " - Up Pittsburgh 18 20 2" x 1/4" Angle w/ TR WDCI-J 97 " - Up Pittsburgh 2" x 1/4" Angle w/ TR WDCI-J

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed by"WDCI-J" = Ward Duct Flange equal to SMACNA "J" connector. this project. Heavier or more stringent specifications may be employed byNote: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 18

DimensionDuct Duct

Dimension

Largest Dimension Smallest Dimension

DUCT CONNECTION STANDARDS WITH WARD DUCT FLANGE1/2" Pressure Class DuctworkPositive PressureNegative Pressure

Positive PressureNegative Pressure

1" Pressure Class Ductwork

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 20 " Snaplock 26 26 None Hemmed "S" Slip 0 " - 18 " Snaplock None Flat Drive

21 " - 26 " Snaplock 26 26 None 1 1/8" x 24 Ga Bar Slip 19 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 26 26 None 1 1/8" x 24 Ga Bar Slip 27 " - 30 " Snaplock None WDCI-J31 " - 36 " Snaplock 24 26 None 1 1/8" x 24 Ga Bar Slip 31 " - 36 " Snaplock None WDCI-J37 " - 42 " Snaplock 22 26 None 1 1/2 x 22 Ga Bar Slip 37 " - 42 " Snaplock None WDCI-J43 " - 48 " Pittsburgh 22 24 1 1/2" x 16 Ga Angle 1 1/2 x 22 Ga Bar Slip 43 " - 48 " Pittsburgh 1 1/2" x 16 Ga Angle WDCI-J49 " - 54 " Pittsburgh 20 24 1 1/2" x 1/8" Angle WDCI-J 49 " - 54 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J55 " - 60 " Pittsburgh 20 24 2" x 1/8" Angle WDCI-J 55 " - 60 " Pittsburgh 2" x 1/8" Angle WDCI-J61 " - 72 " Pittsburgh 20 22 2" x 1/8" Angle WDCI-J 61 " - 72 " Pittsburgh 2" x 1/8" Angle WDCI-J73 " - 84 " Pittsburgh 20 20 2" x 1/4" Angle WDCI-J 73 " - 84 " Pittsburgh 2" x 1/4" Angle WDCI-J85 " - 96 " Pittsburgh 20 20 2" x 1/4" Angle WDCI-J W/TR 85 " - 96 " Pittsburgh 2" x 1/4" Angle WDCI-J97 " - Up Pittsburgh 18 20 2" x 1/4" Angle WDCI-J W/TR 97 " - Up Pittsburgh 2" x 1/4" Angle w /TR WDCI-J W/TR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 18 " Snaplock 26 26 None Hemmed Flat Slip 0 " - 18 " Snaplock None Flat Drive

19 " - 26 " Snaplock 24 26 None 1 1/8 x 24 Ga Std Slip 19 " - 26 " Snaplock None Bar Drive27 " - 30 " Snaplock 22 26 None 1 1/8 x 24 Ga Std Slip 27 " - 30 " Snaplock None WDCI-J31 " - 36 " Pittsburgh 20 26 None 1 1/8 x 24 Ga Std Slip 31 " - 36 " Pittsburgh None WDCI-J37 " - 42 " Pittsburgh 20 24 None WDCI-J 37 " - 42 " Pittsburgh None WDCI-J43 " - 48 " Pittsburgh 20 24 1 1/2" x 16 Ga Angle WDCI-J 43 " - 48 " Pittsburgh 1 1/2" x 16 Ga Angle WDCI-J49 " - 54 " Pittsburgh 18 24 1 1/2" x 16 Ga Angle WDCI-J 49 " - 54 " Pittsburgh 1 1/2" x 16 Ga Angle WDCI-J55 " - 60 " Pittsburgh 18 22 1 1/2" x 1/8" Angle WDCI-J 55 " - 60 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J61 " - 72 " Pittsburgh n/a 22 1 1/2" x 1/8" Angle WDCI-J 61 " - 72 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J73 " - 84 " Pittsburgh n/a 20 2" x 1/8" Angle WDCI-J 73 " - 84 " Pittsburgh 2" x 1/8" Angle WDCI-J85 " - 96 " Pittsburgh n/a 20 2" x 1/8" Angle WDCI-J W/TR 85 " - 96 " Pittsburgh 2" x 1/8" Angle WDCI-J W/TR97 " - Up Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J W/TR 97 " - Up Pittsburgh 2" x 1/4" Angle w /TR WDCI-J W/TR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed by"WDCI-J" = Ward Duct Flange equal to SMACNA "J" connector. this project. Heavier or more stringent specifications may be employed byNote: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 19

DUCT CONNECTION STANDARDS WITH WARD DUCT FLANGE2" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

3" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 12 " Pittsburgh 26 26 None Hemmed "S" Slip 0 " - 21 " Pittsburgh None Flat Drive

13 " - 22 " Pittsburgh 24 26 None Hemmed "S" Slip 13 " - 22 " Pittsburgh None Bar Drive23 " - 30 " Pittsburgh 22 26 None 24 Ga. Bar Slip 23 " - 30 " Pittsburgh None WDCI-J31 " - 36 " Pittsburgh 22 26 1 1/2" x 16 Ga Angle 22 Ga. Bar Slip 31 " - 36 " Pittsburgh None WDCI-J37 " - 42 " Pittsburgh 20 24 2" x 1/8" Angle 22 Ga. Bar Slip 37 " - 42 " Pittsburgh None WDCI-J43 " - 48 " Pittsburgh 18 24 2" x 1/8" Angle 22 Ga. Bar Slip 43 " - 48 " Pittsburgh None WDCI-J49 " - 54 " Pittsburgh 18 22 2" x 1/4" Angle 22 Ga. Bar Slip 49 " - 54 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J55 " - 60 " Pittsburgh 18 22 2" x 1/4" Angle 22 Ga. Bar Slip 55 " - 60 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J61 " - 72 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 61 " - 72 " Pittsburgh 2" x 1/8" Angle WDCI-J73 " - 84 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 73 " - 84 " Pittsburgh 2" x 1/8" Angle WDCI-J85 " - 96 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 85 " - 96 " Pittsburgh 2" x 1/4" Angle WDCI-J97 " - Up Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J W/TR 97 " - Up Pittsburgh 2" x 1/4" Angle WDCI-J W/TR

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 8 " Pittsburgh 26 26 None Hemmed "S" Slip 0 " - 12 " Pittsburgh None Flat Drive9 " - 12 " Pittsburgh 24 26 None Hemmed "S" Slip 13 " - 24 " Pittsburgh None Bar Drive

13 " - 16 " Pittsburgh 22 26 None 1 1/8 x 24 Ga Slip 25 " - 28 " Pittsburgh None WDCI-J17 " - 24 " Pittsburgh 22 24 None 1 1/8 x 24 Ga Slip 29 " - 36 " Pittsburgh None WDCI-J25 " - 28 " Pittsburgh 20 24 None 1 1/8 x 24 Ga Slip 37 " - 42 " Pittsburgh None WDCI-J29 " - 30 " Pittsburgh 18 24 1 1/2" x 16 Ga Angle 1 1/8 x 24 Ga Slip 43 " - 48 " Pittsburgh None WDCI-J31 " - 36 " Pittsburgh 18 24 1 1/2" x 1/8" Angle 1 1/8 x 22 Ga Slip 49 " - 54 " Pittsburgh None WDCI-J37 " - 48 " Pittsburgh n/a 22 2" x 1/8" Angle 1 5/8 x 24 Ga Slip 55 " - 60 " Pittsburgh None WDCI-J49 " - 60 " Pittsburgh n/a 20 2" x 1/4" Angle 1 5/8 x 24 Ga Slip 61 " - 72 " Pittsburgh 2" x 1/8" Angle WDCI-J61 " - 72 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 73 " - 84 " Pittsburgh 2" x 1/8" Angle WDCI-J73 " - 96 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 85 " - 96 " Pittsburgh 2" x 1/4" Angle WDCI-J97 " - Up Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J W/TR 97 " - Up Pittsburgh 2" x 1/4" Angle W/TR WDCI-J W/TR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed by"WDCI-J" = Ward Duct Flange equal to SMACNA "J" connector. this project. Heavier or more stringent specifications may be employed byNote: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

Page 20

DUCT CONNECTION STANDARDS WITH WARD DUCT FLANGE4" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

6" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

Longitudinal Full Joint Short Pc. Intermediate Transverse Longitudinal Intermediate TransverseSeams Gauge (2'-6" Max.) Reinforcement Connector Seams Reinforcement Connector

(5'-0" Nom) Gauge (Max. 2'-6" From End) (Max. 2'-6" From End)0 " - 8 " Pittsburgh 24 26 None 1" x 22 Ga. Bar Slip 0 " - 8 " Pittsburgh None Bar Drive9 " - 12 " Pittsburgh 22 26 None 1" x 22 Ga. Bar Slip 9 " - 12 " Pittsburgh None Bar Drive

13 " - 18 " Pittsburgh 20 26 None 1 1/8 x 20 Ga. Bar Slip 13 " - 18 " Pittsburgh None Bar Drive19 " - 24 " Pittsburgh 18 26 None 1 1/8 x 20 Ga. Bar Slip 19 " - 24 " Pittsburgh None WDCI-J25 " - 28 " Pittsburgh 18 24 1 1/2" x 1/8" Angle WDCI-J 25 " - 28 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J29 " - 36 " Pittsburgh 16 22 1 1/2" x 1/8" Angle WDCI-J 29 " - 36 " Pittsburgh 1 1/2" x 1/8" Angle WDCI-J37 " - 42 " Pittsburgh 16 20 2" x 1/8" Angle WDCI-J 37 " - 42 " Pittsburgh 2" x 1/8" Angle WDCI-J43 " - 54 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 43 " - 54 " Pittsburgh 2" x 1/8" Angle WDCI-J55 " - 60 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J 55 " - 60 " Pittsburgh 2" x 1/4" Angle WDCI-J61 " - 72 " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J W/TR 61 " - 72 " Pittsburgh 2" x 1/4" Angle WDCI-J73 " - Up " Pittsburgh n/a 20 2" x 1/4" Angle WDCI-J W/TR 73 " - Up " Stdg Seam 2" x 1/4" Angle WDCI-J W/TR

"TR" = Tie Rod(s) on maximum 60" centers Note: This table represents the MINIMUM Specification to be employed by"WDCI-J" = Ward Duct Flange equal to SMACNA "J" connector. this project. Heavier or more stringent specifications may be employed byNote: Where large and small dimension connectors or seams conflict, more stringent governs. Hranec Corp. with no further submission

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DUCT CONNECTION STANDARDS WITH WARD DUCT FLANGE10" Pressure Class DuctworkPositive PressureNegative Pressure

Largest Dimension Smallest DimensionDuct Duct

Dimension Dimension

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DESCRIPTION

DUCTSEALER

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DESCRIPTION

PRESSURETESTS