Los Angeles County Internal Services Department PO-IS-26007934

Duct cleaning labor and materials services for Los Angeles County Internal Services Department

The Los Angeles County Internal Services Department awarded a purchase order (PO-IS-26007934) to D.E.V. INDUSTRIES, INC. for labor and materials to clean one main air conditioner double duct unit serving the basement, first, and second floors. The scope includes scraping, wire brushing, pressure washing supply and return fans and housings, hand brushing and vacuuming interior walls and plenum liners, washing unlined metal walls and plenums, coating and pressure washing evaporator coils, cleaning all supply and return ducts including mixing boxes serving the Department of Medical Examiner, making and sealing access holes in ducts, disconnecting and reconnecting flex ducts, cleaning registers, removing and washing filter frames, and replacing air filters if provided by ISD. Unique contract requirements include the sealing of access holes with galvanized sheet metal panels and immediate reporting of any damaged flex ducts. The award amount is $28,960.00. The requesting contact is Leopoldo Munguia.

Description

Labor and Material - Duct Cleaning SCOPE OF WORK: 1. PROVIDE LABOR AND MATERIALS TO CLEAN 1 MAIN AIR CONDITIONER DOUBLE DUCT UNIT (HOT AND COLD) SERVING BASEMENT, 1ST, AND 2ND FLOOR. 2. SUPPLY, RETURN FANS AND FAN HOUSINGS WILL BE SCRAPED AND WIRE BRUSHED (IF NEEDED) TO REMOVE DEBRIS AND GREASE. THEY WILL THEN BE PRESSURE WASHED. 3. ALL INTERIOR WALLS PLENUMS WITH LINER INSULATION WILL BE BRUSHES AND VACUUMED BY HAND. ALL UNLINED METAL WALLS AND PLENUMS WILL BE VACUUMED AND WASHED WITH A MILD DETERGENT. 4. COILS, EVAPORATORS, HOT OR COLD WILL BE COATED WITH A PRODUCT RECOMMENDED BY THE MANUFACTURER AND THE PRESSURE WASHED WITH (500-1000 PSI). CLEANING WILL BE REPEATED AS NEEDED UNTIL BLOCKAGES ARE ELIMINATED AND RINSE WATER APPEARS CLEAN. 5. PROVIDE LABOR AND MATERIAL TO CLEAN ALL SUPPLY, RETURN DUCTS, HOT AND COLD, MIXING BOXES, SERVING THE DEPARTMENT OF MEDICAL EXAMINER. 6. ACCESS HOLES WILL BE MADE IN DUCTS FOR CLEANING PURPOSES (AS NEEDED). THEY WILL BE SEALED WITH GALVANIZED SHEET METAL PANELS OF THE SAME OR HEAVIER GAUGE METAL AS THE DUCT. THEY WILL BE INSTALLED AND SEALED WITH DUCT SEALANT. THEY WILL BE SCREWED ONTO THE DUCT AT FOUR INCH MAXIMUM ON CENTER, ALL AROUND AS REQUIRED TO MAINTAIN AN AIRTIGHT SEAL. 7. FLEX DUCTS WILL BE DISCONNECTED FOR CLEANING PURPOSES AND RECONNECTED IN ORIGINAL MANNER AFTER CLEANING IF THERE ARE ANY FLEX DUCTS. (NOTE: IF ANY FLEX DUCTS ARE CURRENTLY DAMAGED OR CAN BE DAMAGED BY TOUCH, IT WILL BE REPORTED IMMEDIATELY.) 8. ALL SUPPLY AND RETURN REGISTERS WILL BE REMOVED AND CLEANED WITH A MILD DETERGENT AND PLACED BACK TO THEIR ORIGINAL MANNER. 9. REMOVE ALL EXISTING FILTERS TO VACCUUM AND WASH ALL FILTER FRAMES AND REPLACE AIR FILTERS IF THEY ARE PROVIDED BY ISD AT THE TIME OF THE CLEANING. REQUESTOR: LEOPOLDO MUNGUIA 818-686-0180 Terms & Conditions in accordance with County Standard Terms & Conditions