Installation Manual

Sandwich
®
Access Doors
The F1 Hi-Temp Sandwich Access Door is for high
temperature duct applications. Its fiberglass rope gasket
allows its use with temperatures up to 1,000°F.
The F2 Grease Duct Access Door is for grease duct
applications. Its ceramic fiber gasket allows its use with
temperatures up to 2,300°F. The F2 Access Door meets
NFPA96 standards. Please specify when ordering the F2
rectangular door for use with a duct wrap system--longer
bolts will be provided.
DESCRIPTION
F1 & F2 Access Doors
LIMITED PRODUCT WARRANTY
A.) Gasket
The F1 Access Door’s fiberglass rope gasket is perma-
nently bonded to the outside panel of the access door
to eliminate leakage.
The F2 Access Door’s ceramic fiber gasket is perma-
nently bonded to the outside panel of the access door
to eliminate leakage. The ceramic fiber gasket meets
NFPA 96 standards.
B.) Steel Panels
The F1 and F2 Access Doors consist of two layers of
precision stamped, hot-dipped galvanized steel that
“sandwich” the duct wall.
C.) Black Iron Backing Plate
The smooth 16GA black iron backing plate is spot
welded to the inside panel.
D.) Springs
Zinc plated conical springs are installed over the bolts,
between the inner and outer door, to facilitate opening
Wing nuts
Zinc coated wing nuts are easily turned by hand with-
out tools.
E.) Bolts
Zinc plated carriage bolts are secured to the inner
door.
F.) Template
Self-adhesive cut-around template is provided for the
exact size of duct opening required.
COMPOSITION & MATERIALS
To provide easy access into high-temperature duct or grease
duct. Access door application approval resides with the
authority having jurisdiction.
BASIC USE
1.
Peel backing from template and apply
to ductwork in desired location.
2. Opening can be cut with a hand-held
plasma cutter or by conventional
methods.
3. Insert door into opening at an angle
and tighten wing nuts.
4. Do not over-tighten wing nuts.
Gasket insures an airtight seal.
INSTALLATION
(Cross-section, F1 high temp or F2 grease duct Access Door)
A
C
D
E
B
ACCESS DOOR SIZES
Rectangular Duct
Door Sizes: †
*8” x 4” 18” x 14”
10” x 6” *16” x 12”
12” x 8” *24” x 18”
*door is oval-shaped
Ductmate warrants that the F1 & F2 Access Doors, when properly installed and maintained, will be
free from defects in material and workmanship, and will comply with all written specifications made
by Ductmate at the time of sale.
Ductmate’s warranty shall run for a period of one year from the
date of manufacture.
Warrant y Li mi ta ti on
The warranty stated above is in lieu of all other warranties, express or implied, including but not
limited to the implied warranties of MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. Although Ductmate may have suggested the product, or provided
written or oral advice to the Purchaser, it is the Purchaser’s responsibility to test and determine the
suitability of F1 & F2 Access Doors, for the intended use and purpose, and Purchaser and/or its
customer assumes all risk and liability whatsoever regarding such suitability.
Limitation of Liability
In the event of a breach of the above warranty, Ductmate’s sole obligation, and Purchaser’s sole and
exclusive remedy, shall be, at Ductmate’s option, repair or replacement of any defective products, or
refund of an applicable portion of the purchase price. Ductmate shall have no liability for costs of
removal or reinstallation of the product. The Purchaser agrees that no other remedy, including but
not limited to loss of profits, loss sales, injury to person or property, or any other special, incidental
or consequential damages, shall be available to the Purchaser for any claim arising out of this
Agreement, regardless of whether such claim is made in contract or in tort, including strict liability
in tort. In no event will Ductmate be obligated to pay damages to the Purchaser in any amount
exceeding the purchase price that the Purchaser paid to Ductmate for the allegedly defective product.