PT7FSDBRS3A Brass Finish 1 Piece Unit Fire-Rated Poke-Through Duplex Flush Floor Fitting

Hubbell brass finish fire-rated poke-through duplex flush floor fitting. Jack(s): low voltage knockout only. Power conductors: #12 AWG THHN stranded copper. Device and cover flap material: thermoplastic. Carpet flange material: painted cast aluminum/solid brass, brushed and lacquered. Conduit tubes: power - 0.75-inches EMT/Low Voltage - 0.5-inches EMT (two). Listings: Outlet box- E31999, fire resistance- R8429. Housing: engineered flame-retardant thermoplastic UL rated 94V-0. UL and CSA certified. PT7FSD through-floor fitting.Complies with UL 514A requirements for scrub water protection Fire Rating: for use in 1, 1.5, 2, 3 or 4 hour rated unprotected reinforced concrete floors or in 1, 2 or 3 hour rated floors employing Steel floor units and concrete topping (D900 series design) Floor thickness range: 2.25-inches (over metal deck) to 7-inches (57.2 to 117.8) UL Installation spacing: minimum of 2 feet on centers and not more than one unit per 65 square feet of floor area in each span Cored Hole 3-inches (76.2) diameter