Greenheck GPIA- 23.5-32G12-G Operating instructions

Brand: Greenheck

Model: GPIA- 23.5-32G12-G

Type: Operating instructions

This manual is also suitable for

483836 Adjustable Roof Curbs

Greenheck GPIA- 23.5-32G12-G is an adjustable steel roof curb designed for use in general exhaust applications. It allows for quick ventilator installation while providing consistency throughout the entire job. The curb can adjust up to 81⁄2 inches to accept several ventilator sizes. The straight-sided design accommodates built-up roofing styles and provides a leakproof installation. The curb is constructed of 18-gauge steel and is shipped unassembled.

Dimensions in Inches

Fits Fan Models

12 inch High Curb

Outside

Sq. Dim.

Inside

Sq. Dim.

Weight

Lbs.

GPIA- 23.5-32G12-G

⁄2 – 32 19

⁄2 – 28 58

RE-20, RBE-20, RCE3-20, RBCE-20, RBS-20, RCS3-20, RBCS-20,

RBF-20, RBCF-20, RDU-20, RBU-20, RBUMO-20

GPIA- 32.5-41G12-G

⁄2 – 41 28

⁄2 – 37 74

RE-24, RBE-24, RCE3-24, RBCE-24, RBS-24, RCS3-24, RBCS-24,

RBF-24, RBCF-24, RDU-24, RBU-24, RBUMO-24, RE-30, RBE-30,

RCE3-30, RBCE-30, RBS-30, RCS3-30, RBCS-30, RBF-30, RBCF-30,

RDU-30, RBU-30, RBUMO-30

GPIA- 41-49.5G12-G

41 – 49

⁄2 37 – 45

⁄2 106

RE-36, RBE-36, RCE3-36, RBCE-36, RBS-36, RCS3-36, RBCS-36,

RBF-36, RBCF-36, RDU-36, RBU-36, RBUMO-36

GPIA- 50-58.5G12-G

50 – 58

⁄2 46 – 54

⁄2 90

RE-42, RBE-42, RCE3-42, RBCE-42, RBS-42, RCS3-42, RBCS-42,

RBF-42, RBCF-42, RDU-42, RBU-42, RBUMO-42, RE-48, RBE-48,

RCE3-48, RBCE-48, RBS-48, RCS3-48, RBCS-48, RBF-48, RBCF-48,

RDU-48, RBU-48, RBUMO-48

GPIA- 64-72.5G12-G

64 – 72

⁄2 60 – 68

⁄2 131

RE-54, RBE-54, RCE3-54, RBCE-54, RBS-54, RCS3-54, RBCS-54,

RBF-54, RBCF-54, RDU-54, RBU-54, RBUMO-54, RE-60, RBE-60,

RCE3-60, RBCE-60, RBS-60, RCS3-60, RBCS-60, RBF-60, RBCF-60,

RDU-60, RBU-60, RBUMO-60

12 in.

4 in.

2 in.

Adjustable Roof Curbs

for use with Roof Ventilators

Galvanized steel adjustable roof curbs are designed

for use in general exhaust applications. Allows quick

ventilator installation while providing consistency

throughout entire job. Each roof curb may adjust up to

⁄2 inch to accept several ventilator sizes. Straight-sided

roof curbs accommodate built-up rooﬁng styles and

provide leakproof installation. Allow clearance between

all sides of curb and ventilator base for rooﬁng material.

Curbs are constructed of 18-gauge steel and shipped

unassembled. For use in UL 705 ventilator applications.

Adjustable Roof Curbs 1

Document 483836

Adjustable Roof Curbs

Installation, Operation and Maintenance Manual

Please read and save these instructions for future reference. Read carefully before attempting to assemble, install,

operate or maintain the product described. Protect yourself and others by observing all safety information. Failure

to comply with these instructions will result in voiding of the product warranty and may result in personal injury

and/or property damage.

General Assembly

1. Measure curb cap of device to be mounted on the

adjustable curb. Be sure to obtain maximum outside

dimensions while measuring. Subtract 1

⁄2 inch

(

⁄4 inch allowance per side) to determine outside

square dimension of the adjustable curb.

2. Insert the center mullion into corner and plumb,

and that the dimension across the top of the curb

(outside-to-outside) is what was calculated in Step 1.

Then fasten center mullion to corner section through

pre-drilled holes with self drilling screws (minimum 5

screws per joint).

3. Apply sealant strips (supplied) over all vertical and

horizontal joints.

4. Apply rubber gasket on top of curb.

NOTE: No replacement parts available.

General Installation

NOTE: Not for rubber roofs - if rubber roof, refer to

installation recommended by roof manufacturer.

1. Remove rooﬁng material where roof penetration is

to be made and provide a 10 inch wide clearance

around perimeter of hole in roof.

2. Apply rooﬁng cement around roof opening.

3. Place and center curb over hole in roof so it sits on

rooﬁng cement.

4. Secure curb to roof decking using a minimum of

3fasteners per side and 2 per corner (not included).

5. Field ﬂash - ﬂashing should extend over 4 inch wide

horizontal.

Corner

Section

Center

Mullion

Caulking

As a result of our commitment to continuous improvement, Greenheck reserves the right to change speciﬁcations

without notice.

Product warranties can be found online at Greenheck.com, either on the speciﬁc product page or in the literature

section of the website at Greenheck.com/Resources/Library/Literature.

Phone: 715.359.6171 • Fax: 715.355.2399 • Parts: 800.355.5354 • E-mail: [email protected] • Website: www.greenheck.com

Our Commitment

Greenheck GPIA- 23.5-32G12-G Operating instructions

Brand: Greenheck

Model: GPIA- 23.5-32G12-G

Type: Operating instructions

This manual is also suitable for

483836 Adjustable Roof Curbs

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Greenheck GPIA- 23.5-32G12-G Operating instructions

This manual is also suitable for

Greenheck GPIA- 23.5-32G12-G Operating instructions

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