Page 75 - Modernfold Architectural Products

Acousti-Seal 931 Technical Data
®
10 22 26 (10650) Operable Partitions

ACOUSTI-SEAL 900 SERIES TECHNICAL DATA
®
1.6 WARRANTY frame. Acoustical ratings of panels with this
A. Provide written warranty by manufacturer of construction (select one):
operable partitions agreeing to repair or replace a. 28 STC
any components with manufacturing defects. b. 41 STC
B. Warranty period: Two (2) years. c. 47 STC
d. 50 STC
PART 2 – PRODUCTS 3. 1/2-inch (13mm) NAUF medium density
fiberboard, single material or composite
2.1 MANUFACTURERS, PRODUCTS, AND OPERATION layers continuously bonded to panel
A. Manufacturers: Subject to compliance with frame. Acoustical ratings of panels with this
requirements, provide product by the following: construction (select one):
1. Modernfold, Inc. a. 28 STC
B. Products: Subject to compliance with the b. 41 STC
requirements, provide the following product: c. 47 STC
®
1. Acousti-Seal #931 manually operated d. 50 STC
individual panel operable partition. 4. Roll-formed steel wrapping around panel
edge. Panel skins shall be lock formed and
2.2 OPERATION welded directly to the frame for unitized
®
A. Acousti-Seal #931: Series of individual flat panels, construction. Acoustical ratings of panels with
manually operated, top supported with operable this construction (select one):
floor seals. a. 50 STC
B. Final Closure (select one): b. 52 STC
1. Horizontally expanding panel edge with C. Hinges for Closure Panels, Pass Doors, and Pocket
removable crank. Doors shall be:
2. Dual horizontally expanding panel edges with 1. Full leaf butt hinges, attached directly to panel
removable crank. frame with welded hinge anchor plates within
3. Horizontally expanding panel edge with panel to further support hinge mounting to
hinged panel closure and removable crank. frame. Lifetime warranty on hinges. Hinges
4. Hinged panel closure. mounted into panel edge or vertical astragal
5. Enclose. are not acceptable.
®
6. Pass door closure. 2. SOSS Invisible laminated hinge with antifriction
segments mounted between each heat
2.3 PANEL CONSTRUCTION treated link. Hinge to be attached directly
A. Nominal 3-inch (76mm) thick panels in to panel frame. Welded internal hinge
manufacturer’s standard 48-inch (1220mm) bracket shall support the hinge and allow for
widths. All panel horizontal and vertical framing adjustment of hinge plates. Concealed hinges
members fabricated from minimum 18-gage mounted into edge or vertical astragal are not
or 16-gage formed steel with overlapped acceptable (available on steel skin panel only).
and welded corners for rigidity. Top channel D. Panel Trim: No vertical trim required or allowed on
is reinforced to support suspension system edges of panels; minimal groove appearance at
components. Frame is designed so that full panel joints.
vertical edges of panels are of formed steel and E. Panel Weights:
provide concealed protection of the edges of 1. Non-Steel Skin
the panel skin. a. 28 STC - 6 lbs./square foot
B. Panel Skin Options: b. 41 STC - 6.5 lbs./square foot
1. 1/2-inch (13mm) tackable 100% recycled c. 47 STC - 7 lbs./square foot
gypsum board, class “A” rated single material d. 50 STC - 8 lbs./square foot
or composite layers continuously bonded to 2. Steel Skin
panel frame. Acoustical ratings of panels with a. 50 STC - 8 lbs./square foot
this construction (select one): b. 52 STC - 11 lbs./square foot
a. 28 STC
b. 41 STC 2.4 PANEL FINISHES
c. 47 STC A. Panel face finish shall be (select as required):
d. 50 STC 1. Reinforced vinyl with woven backing weighing
2. 1/2-inch (13mm) tackable 100% recycled not less than 21 ounces (595 g) per lineal yard.
moisture and mold resistant gypsum board, 2. Reinforced heavy duty vinyl with woven
class “A” rated single material or composite backing weighing not less than 30 ounces
layers continuously bonded to panel (850g) per lineal yard.

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