Exhaust grilles for clean environments In controlled contamination environments, a proper design of the exhaust system is extremely important to obtain the requested class in every part of the clean area. In some application, such as surgical rooms, the right air exhausting from the floor and from the ceiling level, also helps in avoiding the risk of indirect contamination of the surgical wound. Due to their importance, exhaust grilles must comply with specific features to assure the required performance. Hence, SAGICOFIM studied exhaust grilles model “DEC”, which are specific for controlled contamination environments. Main points to choose a good exhausting device, are the following: • Ease of maintenance and cleaning • Perfect planarity and frame to be flush with the walls • Different materials suitable even for the most critical situations • Wide range of solutions. Options For both the models it is possible to have several options, to be added to the standard version. A complete overview of the possible versions is available in the following pages. Here below a brief list of the accessories for these grilles: • Prefilter (generally G4) • Regulation damper • High efficiency or absolute filter (generally F9) • Any combination of the above options

Exhaust grilles for clean environments SagiCofim For all the sizes the depth value is the same: 123 mm. The standard version, totally in aluminum, is supplied with a frontal perforated panel. DEC A FL/50 Standard grille DEC A FL/50 PF Grille + PFS prefilter + AH final filter DEC A FL/50 P Grille + PFS prefilter DEC A FL/50 PR Grille + GT 007 damper + PFS prefilter DEC A FL/50 R Grille + GT 007 damper DEC A FL/50 PFR Grille + GT 007 damper + PFS prefilter + AH final filter DEC A FL/50 F Grille + AH final filter

Exhaust grilles for clean environments SagiCofim For this version the overall depth value, depending on the accessories required, ranges from 83 to 225 mm is the same. The standard version, totally in AISI 304, is supplied with a frontal perforated panel. DEC S FL/50 F Grille + AH final filter DEC S FL/50 P Grille + PFO/S prefilter DEC S FL/50 PF Grille + PFO/S prefilter + AH final filter DEC S FL/50 PR Grille + GT 007 damper + PFO/S prefilter DEC S FL/50 PFR Grille + GT 007 damper + PFO/S prefilter + AH final filter