Cart “W27 Supervision of Stationary Energy Storage Systems (ESS) in Group R-3 Occupancies (Citywide) Certification Exam” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal S96 Sales of Portable Fire Extinguishers (Citywide) Certification Exam $124.00 S96 Sales of Portable Fire Extinguishers (Citywide) Certification Exam quantity $124.00 W28 Supervision of Mobile Battery Systems (Citywide) Certification Exam $124.00 W28 Supervision of Mobile Battery Systems (Citywide) Certification Exam quantity $124.00 W27 Supervision of Stationary Energy Storage Systems (ESS) in Group R-3 Occupancies (Citywide) Certification Exam $124.00 W27 Supervision of Stationary Energy Storage Systems (ESS) in Group R-3 Occupancies (Citywide) Certification Exam quantity $124.00 Coupon: Apply coupon Update cart Cart totals Subtotal $372.00 Total $372.00 Proceed to checkout