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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with ground edges for skylight frames
Any edge working or drilling for installation moves to 7006 worked glass drawn sheets.
If pre-cut/assembled into skylight units
Panes or assemblies specifically for buildings classify as glass articles in 7016.
If aluminum-framed skylight assemblies
Complete aluminum door/window frames with glass go to 7610.10.
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Import Tips & Compliance
• Skylight glass often needs UV coating declaration; thin UV layers may be 'non-reflecting'
• Structural calculations proving >3.5mm thickness for load-bearing use aid classification
• Ship flat-packed with protective corners; warping affects rectangular shape allowance
Related Products under HTS 7004.90.40.00
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.
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.