P.O. Box 410
Schofield, WI 54476

Phone: 715.359.6171
www.greenheck.com

Product Specification Guide
Model CAD and HAD Access Doors
Facility Service Subgroup: Division 08 Door and Window

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Note to User: This document is subject to copyright protection and is proprietary to Greenheck Fan Corporation. However, Greenheck Fan Corporation authorizes the user a limited non-exclusive license to use this document or portions of it for the purpose of preparing written product specifications for the above CSI MasterFormat category. All information in this document as provided by Greenheck Fan Corporation is informational in nature and is provided without representation or warranty of any kind as to the user or any other party, including, without limitation, ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, OR NON-INFRINGEMENT. To the greatest extent permitted by applicable law, Greenheck Fan Corporation assumes no liability, and User assumes all liability and risk, for the use or results from the use of this document or the information contained herein, whether as modified by the user or not. Users should consult www.greenheck.com to verify that this document represents the most current version.

Specifier Notes: This product guide specification is written according to the Construction Specifications Institute (CSI) Format - 2004 Edition.

The section must be carefully reviewed and edited by the Engineer to meet the requirements of the project and local building code. Coordinate with other specification sections and the drawings.

Delete all unnecessary "Specifier Notes" when editing this section.

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PART 1   GENERAL

1.1	WORK INCLUDED

A.	Duct access doors – CAD (CAM type) and HAD (Hinged type)

1.2	RELATED WORK
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Specifier Notes: Edit the following list as required for the project. List other sections with work directly related to the dampers. ****************************************************************************************************
A.	Section 233333 Air Duct Accessories (formerly 8300 – Specialty Door)

1.3	REFERENCES
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Specifier Notes: List standards referenced in this section, complete with designations and titles. This article does not require compliance with standards, but is merely a listing of those used. ****************************************************************************************************

1.4	SUBMITTALS

A.	Submit under provisions of Section 233333.

B.	Product Data: Submit manufacturer’s product data.
1.	Include maximum pressure data.
2.	Indicate materials, construction, and dimensions.

1.5	QUALITY ASSURANCE

A.	Dampers shall be manufactured by a reputable company who is a member of the    
Air Movement Control Association (AMCA).

1.6	DELIVERY, STORAGE, AND HANDLING

A.	Delivery: Deliver Materials to site in manufacturer’s original, unopened containers and packaging, with labels clearly indicating manufacturer, material, and location of installation.

B.	Storage: Store materials in a dry area indoor, protected from damage, and in accordance with manufacturer’s instructions.

C.	Handling: Handle and lift dampers in accordance with manufacturer’s instructions. Protect materials and finishes during handling and installation to prevent damage.

PART 2   PRODUCTS

2.1	MANUFACTURER

A.	Greenheck, PO Box 410, Schofield, Wisconsin 54476-0410. Phone (715)359-6171. Fax (715)355-6458. Web Site www.greenheck.com.

2.2	Access Doors

A.	Model: CAD & HAD

B.	Ratings

1.	Differential Pressure: 
•	Access doors shall have a maximum differential pressure rating of 4.5 in. wg.

C.	Construction:
1.	Frame: 
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Specifier Note: Specify access door style – CAD (CAM type) or HAD (Hinged type)
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Access door shall be constructed of 24 ga. galvanized steel on sizes up to 12 in. x 12 in. On sizes 14 in. x 14 in. and larger shall be constructed of 22 ga. galvanized steel. 

2.	Door Panel: Door panel is constructed of 24 ga. galvanized steel on both sides of the insulation.

3.	Insulation: Insulation is 1 in. fiberglass.

4.	Gasket: Gasket is ½ in. wide dual gasket (compressible synthetic type). Gasket is to be used door to frame and frame to duct. 
			
5.	Hinge: HAD only, continuous piano style.

6.	Latches: Latches is plated steel with galvanized steel strikes.

7. 	Finish: Mill finish is standard.

PART 3   EXECUTION

3.1	EXAMINATION

A.	Examine areas to receive access doors. Notify the Engineer of conditions that would adversely affect installation or subsequent utilization of access doors. Do not proceed with installation until unsatisfactory conditions are corrected.

3.2	INSTALLATION

A.	Install doors in accordance with manufacturer’s Installation Instructions.
B.	Install access doors square and free from racking. 

END OF SECTION