HVAC consulting services invoice, NYC WTC site, 2003

NYC 9/11 Public Portal Document A.1 Central Venli; at-an stem Vltava/ JASPection veatdaCon System Idenr~~,,' Form ! of2

cKou ND tt o0R=1'tAY r11OD . SDcn+t J a vV Associated mechanical ro'31n: clean y N ?a' N ~' ✓I' N stored chem~icaIslrefitse System Components y ti/ N [NOTE: If component n':t Sage present (NP), not found (NE) VVTC Indicate in Iasi co#xtanj or lnaccesslble (1) please • not Present Debris ust WT Ou#side aIr Intake: Location_ Pres"r Present? •• not found leAww.e.ti.L. Accessible for Inspection, YZN (explain): — louve motes and/or screens — outside air duct — outside air damper(s) Air Itandiino n..s.• outside air mixing d>la,nE~er — filter rack(s) filter media y— — blower assembly Incl. "glower wheel, blower homing, air - blower housing acoust ; al g line noise attenuators lining heat coils - heating coils - cooling coils - re-heat coils F1 N - condensate drain pan - Supply ' plenum --- • _ - vibration collars N Supply air dlctcibution: Supply air ducts Est. tc :al '~ b p No. locations inspected Specify type (circle): g , ~` mia Y

- Accessible in-line fire dan..p Eat, total qty - Accessble to nin No. locations inspected - In-line reheat/cooling `s. No. locations ic ed C, cxails m total - Supply air difusers No. locations wed Est total Return air distrtbnttnn. — No• bons iasnwtm A — Return air ducts Est total In 8 O Specify type {circle): No. Ions inspected

- Return air plenum Eat Pleanm - Return plenum ~pe~' ---~- No. locations inspected i Est. total qty Accessible in-tine lire dai:ipers ------ No. Iocations inspected Est total qty Accessible turning vanes No. locations inspected N total No. locations inspected — Return air grilles Eat total qty No. locations inspected

NYC-WTC 000135415