Questions and Answers 071420.pdf

Questions and Answers for Solicitation # W911S7-20-R-0008

Kitchen Hood Ventilation Cleaning

Q1: Is there a site visit?

A1: Yes- TBD will be posted in next amendment

Q2: What type of UV hoods are in the dining facilities? Are you requiring a cartage change or just a cleaning? Whole systems cleaning or just bulbs?

A2a: What type of UV hoods are in the dining facilities – We have 3 facilities that have the UV bulbs mounted to the back of the hood behind the filters and 1 facility that has its bulbs running horizontally down the center of the hood, right in front of the vent. I do not have any specifications on the actual types of the hoods. You will have to participate in the site visit to see the UV systems.

A2b: Are you requiring a cartage change or just a cleaning – Just a cleaning A2c: Whole systems cleaning or just bulbs – Three of the whole systems will be cleaned annually while one will be cleaned semi-annually per TE-2. All UV bulbs will be cleaned quarterly per TE-2. Please refer to PWS paragraph 5.2 for the requirements for cleaning the UV bulbs.

Q3: What size are the UV hoods and what type of fan system is used? Does each hood have their own fan system?

A3a: What size are the UV hoods and what type of fan system is used – UV hood size varies by building. Please participate in the site visit to get an accurate idea of the different systems and the type of fan system used as I do not have any specifications for any of the systems.

A3b: Does each hood have their own fan system – Fans are room mounted and each hood has its own fan.

Q4: May I request the approximate sizes/number of hoods per each Occupancy listed?

A4: Please see the attached inventory of equipment used per hood.