Specifications include, but are not limited to: The services under this contract will include biannual preventive maintenance visits, including travel and check of the mechanical, hydraulic, and electrical systems. 2.2 The preventive maintenance is to include the filters and other components of the systems that are consumables, the preventive maintenance does not include repairs of equipment that wear out over time or by damage of the owner. ; a. Milli Q HX 7120 1. Large Custom Sanitization Cat # ZWSANTANL 2. (4) Proguard XL-S-C Cat # PROGTXLCS2 3. Q-GARD XL-4LPM Cat # QGARDTXL04 4. Durapore opticap XLT capsule filter Cat # KVGLA2TTT1 5. SDS Tank Elix Vent Filter (2 pack) Cat # TANKVNT22 6. (3) Sanitation bag 750a Cat # P90050 7. (2) Milli Q HX 7120 Preventive Maintenance Cat # ZWLE2XLUE0 8. (2) SDS 500 Preventive Maintenance Cat # ZWSDS50UEO.