Specifications include, but are not limited to: The North Dakota Game and Fish Department is soliciting proposals for two (2) alternative plans for HVAC maintenance and repair. Upon reviewing the proposals submitted by offerors, the Department will select the most advantageous alternative and evaluate offeror’s submissions for that category. To be considered responsive, offerors shall respond to both alternatives. Alternative 1 – Quarterly Preventative Maintenance plus Labor will include quarterly (4 times per year) scheduled preventive maintenance (PM’s) as outlined below. In addition, 24/7 response to trouble calls is covered. All labor associated with repair and/or replacement is covered. The agreement includes all labor. All parts (except for specified belts and filters) are extra and billable.