R & S Manufacturing and Sales Company, Inc. |
800-423-1619 |
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News Section New load ratings for our UL Listed smoke and heat vents now include options up to 90 PSF uplift and up to 40 PSF live load capacities. A number of new sizes have been added to our product line, making our product offering among the most comprehensive in the industry. Check out this product in the UL Smoke Hatch section. |
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