The #400 Tapered Reducers are available in 42 size combinations from the small 4'' x 3'' up to a 24'' x 22''
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Catalog
https://www.shearersupply.com//ASSETS/DOCUMENTS/ITEMS/EN/Gray_Metal_South_503ATH4_Catalog.pdf
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Submittal Sheet
https://www.shearersupply.com//ASSETS/DOCUMENTS/ITEMS/EN/M_M_Manufacturing_400-10TO6_Submittal_Sheet.pdf
- 10% Upcharge For Broken Package Quantity With #400 Reducers
- Depending on size #400 Reducers are shipped packaged or loose
Standard/Approvals: ASTM-A653 CS B