Circuit City 2009 Annual Report Download - page 109

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4.
Inside relative humidity: 50%.
c.
Total electrical heat producing load: Maximum ten (10) watts per square foot of gross Tenant area. Total electrical
load shall be based on the total wattage from lighting, appliances, equipment and miscellaneous electrical items in the
premises. Food service areas maximum electrical load is 30 wafts per square foot of gross Tenant area.
d.
Number of people for internal sensible latent heat gains: Maximum fifty (50) square foot of leased area per person.
e.
Air supply: Total cool air supply to the Tenant’s premises is based on the total internal sensible heat load calculated
from the design criteria established in paragraphs b, c, d, and where applicable on exposed outside wall ‘U’ value of
0.2 and a roof ceiling assembly ‘U’ value of 0.12 and a supply air diffusion temperature difference of 18 F +/-2.
2.
Landlord System
a.
Packaged rooftop air-cooled air conditioning units furnish 56 F +/- 2 supply air. Supply air from the units through
Landlord’s common duct system is delivered at the premises by providing a duct connection point for Tenant’s
distribution system. Air is returned to Landlord’s air conditioning unit via ceiling plenum.
b.
Ventilation: Outside fresh air is provided at not less than 1 0% during occupied cycle.
c.
Air supply is quantified in cubic feet per minute or CFM’S.
3.
Tenant System
a.
Tenant shall design and install a complete supply air distribution system. Such system shall be complete with
variable volume boxes and controls, supply and return diffusers, supply grilles and registers, return air grilles, return
air openings with fire dampers, insulated ductwork, thermostat(s) and electric controls for temperature control In the
premises.
b.
Tenant’s air distribution system including ductwork, variable volume air control devices, electric reheat coils,
diffusers, grilles and registers shall be designed such that the static pressure loss in Tenant distribution system does
not exceed 0.35'W..C.
c.
Variable volume boxes, supplied and installed by Tenant, shall be equal to Titus ESC1000.
d.
Ductwork: Tenant’s ductwork shall be designed, furnished and installed in strict accordance with the standards
described in the latest edition of the ASHRAE Guide and Data Book and in the latest editions of the Duct Manual
and
Sheet Metal Construction for Ventilating and Air Conditioning Systems, published by SMACNA and/or local codes.
No fiberglass ductwork shall be used. Maximum length of flex is 48'. Ductwork from Landlord’s main supply duct to
VAV Box shall be hard pipe only.
e.
Diffusers, registers, grilles: Shall be of adjustable type for volume and direction control.
f.
Thermostat(s) shall be located in an accessible location and not obstructed by any merchandising or appliances nor
shall it have light fixtures or other similar heat producing elements directed or adjacent to it. Thermostat(s) shall act to
control variable volume box(es).
g.
Tenant shall provide 24" x 24" access panels for service to Landlord’s and/or Tenant’s equipment and/or facilities,
and all connections to Landlord’s services and facilities above the ceiling level within the premises.
h.
Tenant is responsible for air balance of the HVAC system in their premises.
E. Exhaust System
1. Each Tenant will provide its own toilet duct with ceiling grille in accordance with the requirements of all applicable codes. In
no cases shall Tenant system exhaust be less then 2 CFM per square foot of toilet room area. Landlord has provided had
provided sheet metal exhaust stacks through the roof at various locations. Tenant shall install a toilet fan(s) within its space,
sized for code toilet exhaust quantities as a minimum. Tenant shall install one (1) back draft damper in the discharge duct, and
shall extend the discharge duct to the nearest exhaust and shall connect thereto, providing a capped inlet for connection of
future Tenants.
2.
Exhaust systems for food services:
a.
Maximum exhaust air shall be based on codes and special requirements. Food or other odors
15