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// CODE SNIPPET

4.504.1 Covering of Duct Openings and Protection of Mechanical Equipment During Construction

Los Angeles Green Building Code > 4 Residential Mandatory Measures > 4.504 Pollutant Control > 4.504.1 Covering of Duct Openings and Protection of Mechanical Equipment During Construction
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At the time of rough installation, during storage on the construction site and until final startup of the heating, cooling and ventilating equipment, all duct and other related air distribution component openings shall be covered with tape, plastic, sheetmetal or other methods acceptable to the enforcing agency to reduce the amount of water, dust and debris, which may enter the system.

TABLE 4.504.1

ADHESIVE VOC LIMIT1, 2 Less Water and Less Exempt Compounds in Grams per Liter

ARCHITECTURAL APPLICATIONSVOC LIMIT
Indoor carpet adhesives50
Carpet pad adhesives50
Outdoor carpet adhesives150
Wood flooring adhesive100
Rubber floor adhesives60
Subfloor adhesives50
Ceramic tile adhesives65
VCT and asphalt tile adhesives50
Drywall and panel adhesives50
Cove base adhesives50
Multipurpose construction adhesives70
Structural glazing adhesives100
Single-ply roof membrane adhesives250
Other adhesives not specifically listed50
SPECIALTY APPLICATIONS
PVC welding510
CPVC welding490
ABS welding325
Plastic cement welding250
Adhesive primer for plastic550
Contact adhesive80
Special purpose contact adhesive250
Structural wood member adhesive140
Top and trim adhesive250
SUBSTRATE SPECIFIC APPLICATIONS
Metal to metal30
Plastic foams50
Porous material (except wood)50
Wood30
Fiberglass80
  1. If an adhesive is used to bond dissimilar substrates together, the adhesive with the highest VOC content shall be allowed.
  2. For additional information regarding methods to measure the VOC content specified in this table, see South Coast Air Quality Management District Rule 1168.

Related Code Sections


5.504.3 Nonresidential Mandatory Measures, Covering of Duct Openings and Protection of Mechanical Equipment During Construction
At the time of rough installation and during storage on the construction site until final startup of the heating, cooling and ventilating equipment ...
Los Angeles Green Building Code > 5 Nonresidential Mandatory Measures > 5.504 Pollutant Control > 5.504.3 Covering of Duct Openings and Protection of Mechanical Equipment During Construction
5.504.3 Nonresidential Mandatory Measures, Covering of Duct Openings and Protection of Mechanical Equipment During Construction
At the time of rough installation and during storage on the construction site until final startup of the heating, cooling and ventilating equipment ...
Los Angeles Green Building Code > 5 Nonresidential Mandatory Measures > 5.504 Pollutant Control > 5.504.3 Covering of Duct Openings and Protection of Mechanical Equipment During Construction
4.504.1 Residential Mandatory Measures, Covering of Duct Openings and Protection of Mechanical Equipment During Construction
At the time of rough installation, during storage on the construction site and until final startup of the heating, cooling and ventilating equipment ...
Los Angeles Green Building Code > 4 Residential Mandatory Measures > 4.504 Pollutant Control > 4.504.1 Covering of Duct Openings and Protection of Mechanical Equipment During Construction
A5.602 Nonresidential Voluntary Measures, CALGreen Verification Guidelines Mandatory Measures Checklist
Mandatory Covering of ducts openings and protection of mechanical equipment during construction 5.504.3 ...
Los Angeles Green Building Code > A5 Nonresidential Voluntary Measures > A5.602 CALGreen Verification Guidelines Mandatory Measures Checklist
A5.602.1 Nonresidential Voluntary Measures, CALGreen Verification Guidelines Tier 1 Checklist
Covering of ducts openings and protection of mechanical equipment during construction 5.504.3 Mandatory ...
Los Angeles Green Building Code > A5 Nonresidential Voluntary Measures > A5.602 CALGreen Verification Guidelines Mandatory Measures Checklist > A5.602.1 CALGreen Verification Guidelines Tier 1 Checklist
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