Specification Sheet

456
CONSTRUCTION/SPECIFICATION CHECKLIST
• Generously sized throat and hood perimeter openings for low resistance and more efcient airow.
• Hood is constructed of .050" aluminum and assembled with standing seams and snap lock seams
that are secured with spot welds. No screws or rivets to break or work loose.
• Hood is reinforced and braced for extra rigidity and resistance to wind damage. Utilizes channels
and structural angles throughout.
• All hoods are fabricated with 1/2" x 1/2" mesh galvanized welded screen as standard equipment.
Screens are attached to full hood perimeter opening with stainless steel or zinc plated fasteners.
Screens are omitted when hoods are equipped with lters.
• Full 360° perimeter hood opening for total wind action from any direction for more reliable airow
performance.
• Curb base constructed of .080" aluminum. All corners are miter cut. All seams and corners are
continuous welded for strength and water tightness.
• Hoods have a special deector ange on edge of perimeter opening for added protection against
rain and snow. Wide overhang for storm protection.
MODEL OVERVIEW
Model BGH gravity ventilator offers a modern low silhouette design that blends with roof lines and
other equipment. Designed for maximum airow passage and weathertight integrity, Model BGH comes
in either intake or relief models in aluminum or galvanized nishes. An extensive range of sizes are
offered with many standard and optional features. Exhaust models have a 1:1 ratio of hood perimeter
opening to throat area and supply models incorporate a 2:1 ratio.
To meet other size or ventilation capacity requirements, in addition to those listed in the following tables,
custom sized units are available upon request. Consult your representative or factory for specic details
and performance capabilities.
Industry best 5 year fan housing warranty
GC_BGH_0111 January 2011
MODEL BGH
FABRICATED GRAVITY RELIEF/INTAKE VENTILATOR
MODEL FEATURES
• Exhaust or Supply air up to 90,000 CFM in static pressure applications
up to .25” w.g.
• Constructed of .050” aluminum
• Assembled with standing seams and snap-lock seams that are secured
with spot welds
• Modern, low silhouette design that blends roof lines and other equipment
All specications are subject to change without notice unless approved in submittal by Soler & Palau.