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plasteco

Non-Rated, Curb Mounted Melt-Out (Drop Out) Automatic Heat & Smoke Vents

Models 407 & 408

Models 407 and 408 curb mounted heat and smoke vents are identical in design to our models except the units do not have a 12-inch high curb. All models require that the units be shipped complete with a 12-inch high curb.

Single-GlazedDouble-GlazedOutside Curb
407-5050408-505051" x 51"
407-5098408-509851" x 99"
Model_417_MB_5098
Models 407 & 408

Specifications: Curb-mounting, melt-out (drop-out) automatic heat and smoke vents shall be single glazed model 407 (model 408 double glazed) as manufactured by Plasteco.
Inner and outer frame shall be 6063-T5 extruded aluminum. Glazing shall be white translucent acrylic designed to withstand a 10 psf snow load.

Model 408 double glazed unit shall have an inner pyramid consisting of clear acrylic. Maximum curb thickness shall be 1-1/2-inch. Curbs for 5098 size units shall have a 2 x 4 or a 1-1/2-inch square tubing to serve as a structural support for the center mullion. Unit shall be furnished with plastic snap-on counter flashing to be installed after curb flashing is completed.

Skylight Protection Is The Law.

Fall protection as required by OSHA Regulation 29 CFR 1910.23 (e)(8) shall be provided by FallGuard® Skylight Screens. FallGuard® Skylight Screens shall be shipped separately and installed prior to the installation of the melt-out heat and smoke vent.

Prevent Hail Damage.

Hail Stone Screen- Unit shall have a 1/2-inch x 1/2-inch x .063-inch galvanized welded wire mesh overlaid onto FallGuard® Skylight Screens to reduce hail damage to skylights.