300  THRU-WALL FLASHING
A 1/3 mil metal foil laminated between layers of Mylar^® polyester film* bonded to a 20x10 fiberglass scrim reinforcement. Fiberweb 300 has a total average mil thickness of 7 mils.

*Or other polyester film of equivalent quality.

310  THRU-WALL FLASHING
The same construction as in Fiberweb 300 but utilizing a 1 mil metal foil. Fiberweb 310 has a total average mil thickness of 8 mils.

Fiberweb Concealed Flashing:
Product Description: Fiberweb 200, 300 or 310 Concealed Flashing is lightweight and durable. Fiberweb flashing's formability will aid in the proper installation of concealed flashings.

Installation: At windows and doors in frame or veneer construction apply 6 inch strips of Fiberweb flashing at jambs and extending 4 inches above the head. At head apply a 6 inch strip of Fiberweb flashing over jamb flashings. At sills flash similar to method specified for masonry thru-wall flashings except jamb flashings should lap over sill flashing to provide a positive water shed.

Sizes
Fiberweb 200 - 300 - 310
- Standard Widths: 36", 24", 18", 16",12"
- Standard Length: 30OLF
- Custom Sizes: Custom sizes are available. Contact the manufacturer for additional information.

Fiberweb Flashing Tape
Fiberweb Flashing Tape is a 2 mil polyester film. Each 2 inch wide roll contains 108 lineal feet. Fiberweb Tape may be used to effect repairs to punctures or perforations.

Technical Data Table - Fiberweb 300