10A NCAC 14J .1519 OBSERVATION AND SPEAKING PANELS
(a) Observation and speaking panels shall be mounted in plate or masonry walls where shown on plans, and they shall be designed to prevent the passage of contraband.
(b) Observation and speaking panels shall be made either of polished stainless steel, chromium plated steel, brass, or aluminum.
(c) Glass in observation panels shall be bullet‑proof and at least 7/8 inch thick.
History Note: Authority G.S. 153A‑220; 153A‑221;
Eff. June 1, 1990;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. January 5, 2016.