Agenda

vo

15907-7
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

selections of data (water and air quantities and air motion) recorded in the Certified
Report.

Points and areas for recheck will be selected by the Engineer.

Measurement and test procedures shall be the same as approved by the Engineer for
the Work forming basis of report.

Selections for recheck (specific plus random), in general, will not exceed 15 percent
of the total number tabulated in the report.

15907-6
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

iii. Type Drive.
iv. Motor H.P., Voltage, Phase, and Full Load Amps.
b. Design Data:

i. G.P.M.
ii. Head.
iii RPM.

15907-5
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

3.3

3.4

3.5

oA

M.

15907-4
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

elbows, bends, take-offs, and other turbulence generating devices, to optimize
reliability of flow measurements.

Air Terminal Balancing.

Air Motion: Air motion and distribution shall be as specified and as shown on
Drawings. In addition to air motion measurements, make smoke tests wherever
requested by the Engineer, to demonstrate the air distribution from air terminals, at
no additional cost to the Owner.

3.2

15907-3
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

Apply all instruments in accordance with manufacturer's instructions and
recommendations.

Provide all labor, instruments and appliances required. Do not install instruments
that are permanent installations used for the tests, e.g., gages, thermometers, etc.,
until just prior to the tests to avoid damage and changes in calibration.

15907-2
TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

1.2 SUBMITTALS TO THE ENGINEER

A.

B.

Submit the name of the proposed testing organization to the Engineer for approval
within 90 days after Contract award.
Provide all results of all required tests for the Engineer's approval.

1.3 AGENDA

A.

15907-1

SECTION 15907

TESTING AND BALANCING HEATING AND VENTILATING SYSTEMS

PART 1 - GENERAL

1.1

DESCRIPTION

A.

Work Included: The testing and balancing Work includes the measurement and

setting of air and water flow devices in accordance with the Contract Documents for

the systems, recording data, making tests, and preparing reports, all as hereinafter
specified. Perform the Work specified in this Section on, and after the completion
of, Work on the HVAC systems.

3.
4.

15891-3
DUCT INSULATION

Seal all insulation edges and butt joints with 3" wide tape.
Seal all stick pin penetrations with round vapor barrier patches.

END OF SECTION

13089K

15891-2
DUCT INSULATION

d. Density: 3 lb/cu. ft.
e. Equal to Owen-Corming series 703 FRK-25

C. Exterior Duct Insulation

1. | Closed cellular flexible plastic
a. 2 inch thick
b. Thermal conductivity at @ 75°F: 0.25/inch minimum
c. ULL. flame spread: 25 or less
d. Finish: Armaflex WB finish with 10x10 Leno Weave glass mesh

PART 3 - EXECUTION

3.1

APPLICATION
A. Duct Insulation:

1. Required on all outside air intakes from exterior wall or roof to duct
termination including fan casing.

15891-1

SECTION 15891

DUCT INSULATION

PART 1 - GENERAL

1.1 DESCRIPTION
A. Work Included: Provide and install all duct insulation as shown on the Drawings
and specified herein.
B. Related Work Specified Elsewhere: "HVAC - General" is specified in this Division.