Agenda

15869-2
LOUVERS

PART 2 - PRODUCTS

2.1 MATERIALS
A. Exterior Stationary Louvers:

1. | Equal to Greenheck model EDJ-401.

2. Storm proof, .081 extruded aluminum 6063-T5 blades.

3. Architectural style.

4 6063-T5 extruded structural aluminum frame, 0.100" wall thickness, mitered
corners and caulking slots.

5. Rigid hidden architectural style mullions as required for span, but not greater
than 48" on center. Provide mullions at each section of louver requiring duct
or fan connection.

15869-1

SECTION 15869

LOUVERS

PART 1 - GENERAL

1.1

1.2

1.3

1.4

DESCRIPTION

A.

B.

Work Included: Provide and install louvers and accessories where shown on the

Drawings.

Related Work Specified Elsewhere (When Applicable):

1. Caulking and flashing are specified in Division 7.

2. Sheet metal ductwork, air devices, automatic temperature control, etc., are
specified in the appropriate Sections in this Division.

3. Electrical is specified in Division 16.

15862-2
DAMPERS

2. Motor operators and linkage to connect motor to damper linkage will be
furnished and installed by the Automatic Temperature Control (ATC)
Contractor.

3. Normal closed or open as noted, spring return, electric motor
operated. Modulating type as indicated in Section 15604.

C. Miscellaneous Connecting Sheet Metal:

1. | Galvanized steel or stainless steel to match adjacent duct.

2. Thickness: Per SMACNA

15862-1

SECTION 15862

15840-5
DUCTWORK AND DEVICES

flashings and make waterproof. Flashing shall conform to Division 7.

Cleaning of Duct System: After completing installation of ductwork, clean the entire
system of rubbish, plaster, dirt and any other debris. After installation of equipment
and connections are made to fan, and before any grilles, outlets or registers are
installed, blow out the entire system with dampers and outlets wide open.

3.2 QUALITY CONTROL

A.

Tests: Upon completion and prior to acceptance of the installation, perform the

15840-4
DUCTWORK AND DEVICES

a. Install ducts larger than 15 inches diameter and all square and
rectangular ducts passing through floors, walls, ceilings or roof through
prepared openings.

b. Provide one-inch clearance between the duct and the prepared opening,
or one-inch clearance between the insulation and the prepared opening
for insulated ducts, except at grilles, registers, and diffusers.

15840-3
DUCTWORK AND DEVICES

15840-2
DUCTWORK AND DEVICES

PART 2 - PRODUCTS

2.1 MATERIALS

A.

F.

All ducts, devices and accessories except PVC ducts and other ducts noted on

drawings shall be constructed to SMACNA 2-inch water gage (w.g.) classification

for both vacuum and pressure applications.

Ducts, devices and accessories shall be constructed of materials as noted below and

on the Drawings.

1. Galvanized Steel - Control Building

15840-1

SECTION 15840

DUCTWORK AND DEVICES

PART 1 - GENERAL

1.1

1.2

1.3

1.4

1.5

DESCRIPTION

A. Work Included: Provide and install all required sheet metal and ductwork, setting of
control dampers, louvers, flexible connections, and devices as shown on the
Drawings or required to make the installation complete in accordance with the intent
of the Drawings and Specifications.

15820-3
VENTILATION FANS

Provide flexible duct connections on inlet and outlet of fan when fans are ducted.

Install fans on roof or exterior wall with flashing to prevent water and weather from
entering building.

Performance testing and balancing shall be in accordance with specification Section
15907-Testing and Balancing Heating and Ventilating Systems.

END OF SECTION

13089K