Thick Drawn Glass Sheet for Greenhouse Panels
Large rectangular drawn glass sheets measuring over 0.65 m² and thicker than 3.5 mm, used for greenhouse roofing and walls. Classified under HTS 7004.90.40.00 as drawn glass in sheets, not otherwise worked, with no absorbent, reflecting, or non-reflecting layer beyond basic production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If float glass instead of drawn
Float glass sheets, even large and thick, fall under heading 7005 regardless of size or thickness.
If safety glass (tempered or laminated)
Tempering or laminating makes it safety glass under 7007, not plain drawn sheets.
If multiple layers bonded together
Glass with two or more layers permanently bonded classifies as multiple-walled insulating glass under 7008.
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Import Tips & Compliance
• Verify sheet dimensions exceed 0.65 m² and thickness >3.5 mm with precise measurements to confirm HTS 7004.90.40.00 classification
• Ensure no post-annealing working like edging or coating; basic cutting to rectangular shape is allowed per chapter notes
• Provide mill test certificates confirming drawn glass composition and absence of special layers to prevent reclassification
Related Products under HTS 7004.90.40.00
Large Blown Glass Sheet for Picture Frame Backing
Rectangular blown glass sheets over 0.65 m² area and >3.5 mm thick, supplied for use as protective backing in oversized picture frames. Meets HTS 7004.90.40.00 as blown glass in rectangular sheets, not otherwise worked post-annealing.
Oversized Clear Blown Glass for Conservatory Glazing
Large clear blown glass sheets over 0.65 m² area, thicker than 3.5 mm, intended for conservatory and sunroom window glazing. Classified in HTS 7004.90.40.00 as other blown glass sheets meeting size and thickness criteria, not otherwise worked.
Thick Drawn Glass for Architectural Partitions
Rectangular drawn glass sheets measuring over 0.65 m² and exceeding 3.5 mm thickness for interior architectural partitions in commercial buildings. Falls under HTS 7004.90.40.00 as unworked drawn glass sheets in specified large size.
Large Format Blown Glass for Display Cases
Extra-large blown glass sheets over 0.65 m² and >3.5 mm thick for museum and retail display case construction. HTS 7004.90.40.00 covers these rectangular sheets of blown glass not otherwise worked.
Heavy Drawn Glass Sheets for Marine Hatch Covers
Robust rectangular drawn glass sheets >0.65 m² area, thickness over 3.5 mm for ship hatch covers and porthole glazing. Classified HTS 7004.90.40.00 as other drawn glass meeting size specs, unworked.
Jumbo Blown Glass for Skylight Installation
Jumbo-sized blown glass rectangular sheets exceeding 0.65 m² and 3.5 mm thick for commercial skylight panels. HTS 7004.90.40.00 for these large unworked blown glass sheets.