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H-BLOCK Standard DSAW Adjustable Series
Overview
HBS-DSAW Rooftop Support With 12 Gauge Channel and Adjustable Width and Height Duct SupportThe H-BLOCK Standard DSAW Adjustable Series is engineered to provide flexible rooftop support for ductwork applications requiring both width and height adjustment. Designed for adaptability in the field, the system features telescopic cross beams and adjustable-height components that accommodate varying duct sizes and configurations while maintaining stable load distribution across flat surfaces.
Key Performance Features
- Adjustable-height telescopic cross beams for flexible installation
- Width adjustment range from 19-1/4" to 103-5/8"
- 12-gauge 1-5/8" H-132-RS3 channel (9/16" holes on three sides)
- Pre-assembled rooftop support system
- All required hardware included for complete installation
- Compatible with most common rooftop materials and flat surfaces
- Pre-galvanized ASTM A653 steel construction
- UV resistant
- Base material constructed from 100% recycled rubber
Certifications and Compliance:
- LEED Certifiable
- The Buy American Act
- Build America, Buy America
H-Block Rooftop Supports Literature
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Specifications
Material
- H-Block rubber bases: 100% recycled rubber, UV resistant
- End caps: high visibility ANSI Z535.1 safety orange
- Strut channel: Pre-galvanized steel in accordance with ASTM A653 SS Grade 33, G90
- Contact Haydon for other material options
Testing
- Compression/deflection – ASTM D575 Modified
- Ozone resistance – ASTM D1171 Modified
- Freeze/thaw environmental simulation – Load tested after 3 cycles to -40°C
Usage
- Referenced loads are for the capacity of the components only—consult roofing manufacturer or engineer for roof load capacity
- Strut Torque Setting: use Haydon Grip Lock Nuts tightened to 10–12 ft-lbs, per Haydon Engineering Catalog
Technical Information
| Model # | Part # | Minimum Width | Maximum Width | Height | Base Length | # of Bases | Weight (lbs.) | Uniform Load Capacity at Min. Width (lbs)* | Safety Factor |
|---|---|---|---|---|---|---|---|---|---|
| HBS-DSAW-29-20-26-H-132-PG | — | 19-1/4" (489mm) | 26-3/4" (679mm) | 28.813" (732mm) | 10" (276mm) | 2 | 29.61 | 1604 | 2 |
| HBS-DSAW-29-25-39-H-132-PG | — | 24" (632mm) | 39" (1013mm) | 28.813" (732mm) | 10" (276mm) | 2 | 31.19 | 1241 | 2 |
| HBS-DS2AW-29-38-62-H-132-PG | — | 38" (965mm) | 62" (1575mm) | 28.813" (732mm) | 24" (610mm) | 4 | 46.47 | 812 | 2 |
| HBS-DS3AW-29-63-103-H-132-PG | — | 62-3/8" (1584mm) | 103-5/8" (2617mm) | 28.813" (732mm) | 36" (914mm) | 6 | 66.90 | 495 | 2 |
| HBS-DSAW-36-20-26-H-132-PG | — | 19-1/4" (489mm) | 26-3/4" (679mm) | 36" (914mm) | 10" (276mm) | 2 | 30.61 | 1604 | 2 |
| HBS-DSAW-36-25-39-H-132-PG | — | 24" (632mm) | 39" (1013mm) | 36" (914mm) | 10" (276mm) | 2 | 32.19 | 1241 | 2 |
| HBS-DS2AW-36-38-62-H-132-PG | — | 38" (965mm) | 62" (1575mm) | 36" (914mm) | 24" (610mm) | 4 | 47.47 | 812 | 2 |
| HBS-DS3AW-36-63-103-H-132-PG | — | 62-3/8" (1584mm) | 103-5/8" (2617mm) | 36" (914mm) | 36" (914mm) | 6 | 67.90 | 495 | 2 |
