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Фрагмент инструкции
Sound Transmission Class (STC) 40 Acoustical doors should be used wherever the degree of sound insulation desired is higher than an ordinary solid core door can provide. If a still higher degree of sound Hardwood face veneer reduction is required, such as in and medium density overlays hospitals, doctors’ offices or conference rooms, the STC 45 Acoustical door may be specified.STC 43 Acoustical doors are available for openings which require both sound control and 1/3-hour fire ratings. STC 40/STC 45 STC 43 with 1/3 Hour LabelSTC 39 with Lite Opening When job requirements include doors with glass openings, STC 39 Acoustical doors are available, non-labeled. And for communicating doors, a STC54 rating is achieved when two STC-40 Acoustical doors are installed back-toback in the same opening. Testing was conducted by Riverbank Acoustical Laboratories in accordance with ASTM E90-90 and E413-87. Algoma uses only face veneers at least .020"(0.5mm) thick at 12% moisture content. Product Features Thickness 13.4" (44mm) Maximum size Non-labeled singles up to 4'0" x 10'0" (1220 x 3050mm) and pairs up to 8'0" x 10'0". In FD 1.3 hour, 4'0" x 8'0" (1220 x 2440mm) singles and 8'0" x 8'0" in STC-28 and STC-43. STC ratings not verifiable in pairs. STC-43 available in 1/3 hour Category B. Stiles (Edge bands) 47.8" (124mm) prior to factory trimming, veneer banded. Special edge treatments Polymer edges for better impact resistance available. Top & bottom rails 47.8" (124mm) prior to factory trimming. Structural composite lumber. Core Special core construction with acoustical dampening materials. Hardware Reinforcement None required. Faces All foreign and domestic species and medium density overlay. Face veneers are a minimum of .020" (0.5mm) thick at 12% moisture content. All faces to be per WDMA I.S.1-A face grades unless otherwise specified. Adhesives Doors constructed using water-resistant adhesives (Type 2). Veneer matching Pairs or matching transoms non-labeled. Note: Pairs and door/transom units have not been tested and may not maintain STC ratings. Details STC 39 doors with acoustical lites not to exceed 400 sq. in. (0.258m2) visible glass with an acoustical lite kit, gasketing and double-glazed glass. Factory glazing required. Applied molding not available. Lites not allowed in fire rated STC-43. Machining Available with hinge and lock machining as well as other hardware. Factory machined for drop seal. Finishing Available in finishes with performance characteristics equivalent to WDMA System TR-6, standard or custom colors. Also available primed, sealed, or sealed top and bottom edges only. Opaque finish (OP-6) on medium density overlay only. Warranty For interior, full warranty for life of original installation. Standards met or exceeded WDMA I.S.1-A Series, ARCHITECTURAL WOOD FLUSH DOORS. Architectural Woodwork Quality Standards Section 1300, Architectural Flush Doors and Section 1500, Factory Finish. Tested by Riverbanks Acoustical Laboratories in accor...
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