Page 256 - Modernfold Architectural Products

ACOUSTI-CLEAR AUTOMATIC Technical Data
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10 22 26 Operable Partitions

ACOUSTI-CLEAR AUTOMATIC SERIES TECHNICAL DATA
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Powdura Super Durable TGIC Free b. 51 STC - 11.5 lbs./square foot
Polyesters) provided in one of the 2. Solid Panel
following (select one): a. 50 STC - 10 lbs./square foot
1. Gloss finish (80°-85° gloss)
2. Satin finish (30° gloss) 2.4 SOUND SEALS
6. Acoustical ratings of panels with this A. Vertical Interlocking Sound Seals between panels:
construction achieve Sound Transmission Class Extruded aluminum astragals with interlocking
of (see below) minimum STC when tested in convex/concave resilient quad-lip gaskets. Rigid
accordance with ASTM E90 and classified in plastic astragals or astragals with gaskets on only
accordance with ASTM E413. one panel edge are not acceptable.
a. 45 STC B. Horizontal Top and Bottom Seals shall be
b. 51 STC automatic operable seals providing 7/8-inch
B. Solid (Non-Glass) Panels: (22 mm) operating clearance with an operating
1. Type: Acousti-Clear Automatic Seal – range of +3/8-inch (9.5 mm) to -3/8-inch (9.5 mm).
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Solid Panel. Seals shall operate automatically without tools or
2. Nominal 4-inch (100 mm) thick panels in cranks and shall extend as panels are positioned.
manufacturer’s standard 48-inch (1220 mm) Fixed (non-operating) seals at top or bottom of
widths. All panel horizontal and vertical panels are not acceptable.
framing members shall be fabricated from
aluminum extrusions and mechanically 2.5 SUSPENSION SYSTEM (SELECT ONE)
fastened. Frame shall be designed to minimize A. G-330 Suspension System
exposure on face of panels. 1. Suspension Tracks: Extruded aluminum with a
3. Panel Faces: 3/8-inch (9.5 mm) thick medium minimum wall thickness of 0.235-inches
density fiberboard, mechanically fastened (6 mm). Incorporate cast aluminum or mitered
and sealed in frame. intersections, switches, and curves in stacking
4. Panel Finishes: area. Provide alignment pins for track,
a. High pressure plastic laminate on MDF intersections, and switches and curves insuring
board. both fit and roller surface integrity.
b. Wood veneer on MDF board. a. Exposed track soffit: Factory-finished
c. Full height steel or laminate markerboard. aluminum with white powder coat.
5. Panel Trim: Pre-finished aluminum to protect 2. Carriers:
edge of panel in one of the following finishes a. Smart Track™ - Two stainless steel trolleys
(select one): with vinyl roller surfaces (except Pivot
a. Clear Anodized Panel). Trolley design incorporates
b. Satin Stainless Anodized eight (8) wheels of varying dimensions.
c. White Powder Coat (RAL 9016) Automatic indexing of panels into stack
d. Black Powder Coat (RAL 9004) area is provided by pre-programmed
e. RAL “Classic” (Solid collection) Powder
Coat available (Sherwin Williams’ switches and trolleys without electrical,
Powdura Super Durable TGIC Free pneumatic, or mechanical activation.
Polyesters) provided in one of the b. Right Angle Turn - Two stainless steel
following (select one): trolleys with vinyl roller surfaces. Trolley
1. Gloss finish (80°-85° gloss) design incorporates eight (8) wheels of
2. Satin finish (30° gloss) varying dimensions that permit panels to
6. Acoustical ratings of panels with this traverse L, T, and X intersections without
construction achieve Sound Transmission Class mechanical switching, on all panels
of 50 minimum STC when tested in accordance (except Pivot Panel).
with ASTM E90 and classified in accordance 3. Warranty period: Two (2) years.
with ASTM E413.
C. Panel Weights: -OR-
1. Glass Panel
a. 45 STC - 10 lbs./square foot B. #17G Suspension System - Smart Track™

Please contact your local Modernfold distributor for further assistance, or visit our website at www.modernfold.com. 3