Ultra Line Premium Ceiling Suspension Grid Systems

Engineered T-bar ceiling grids with superior load capacity in three height options: 32mm, 38mm, and 42mm

Ultra line

Ceiling suspension grid - Ultra line

Result 1 - 3 of 3
  • Ceiling suspension grid (Ultra line 42mm) - Ceiling suspension grid (Ultra line)
    Ceiling suspension grid (Ultra line 42mm)
    ultra line.jpg

    DOUGLAS ceiling suspension grids are double web cold-rolled sections, manufactured from hot-dipped galvanized steel, conforms to JIS G3302 SGCC. The tees section is with pre-painted capped. We use only the high quality level galvanized steel also pre-painted galvanized steel supporting with high performance production equipment, to ensure the accurate sizes and locking quality.The Main Runner is slotted for cross tees at 150mm or 6" centers to give maximum flexibility in the ceiling lay out.We are holding the 3rd party issued test report which was tested under ASTM C640 to tell its good loading capacity.


  • Ceiling suspension grid (Ultra line 38mm) - Ceiling suspension grid (Ultra line)
    Ceiling suspension grid (Ultra line 38mm)
    ultra line.jpg

    DOUGLAS ceiling suspension grids are double web cold-rolled sections, manufactured from hot-dipped galvanized steel, conforms to JIS G3302 SGCC. The tees section is with pre-painted capped. We use only the high quality level galvanized steel also pre-painted galvanized steel supporting with high performance production equipment, to ensure the accurate sizes and locking quality.The Main Runner is slotted for cross tees at 150mm or 6" centers to give maximum flexibility in the ceiling lay out.We are holding the 3rd party issued test report which was tested under ASTM C641 to tell its good loading capacity.


  • Ceiling suspension grid (Ultra line 32mm) - Ceiling suspension grid (Ultra line)
    Ceiling suspension grid (Ultra line 32mm)
    ultra line.jpg

    DOUGLAS ceiling suspension grids are double web cold-rolled sections, manufactured from hot-dipped galvanized steel, conforms to JIS G3302 SGCC. The tees section is with pre-painted capped. We use only the high quality level galvanized steel also pre-painted galvanized steel supporting with high performance production equipment, to ensure the accurate sizes and locking quality.The Main Runner is slotted for cross tees at 150mm or 6" centers to give maximum flexibility in the ceiling lay out.We are holding the 3rd party issued test report which was tested under ASTM C642 to tell its good loading capacity.



Result 1 - 3 of 3

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How Do DOUGLAS Ultra Line Ceiling Grids Reduce Installation Time While Ensuring Structural Integrity?

DOUGLAS Ultra Line ceiling suspension grids feature precision-engineered locking mechanisms and pre-slotted main runners at consistent 150mm intervals, reducing installation time by up to 30% compared to standard systems. The double web design and ASTM-certified load capacity ensure long-term structural integrity even in demanding commercial environments. Our contractors report fewer callbacks and warranty claims, translating to higher profitability on ceiling installation projects. Contact us for project-specific load calculations and installation specifications.

The Ultra Line series is available in three height configurations—32mm, 38mm, and 42mm—to accommodate varying load requirements and design specifications. Each main runner incorporates precision-engineered slots at 150mm (6") centers, providing maximum flexibility for cross tee placement and overall ceiling layout customization. All Ultra Line products are rigorously tested by independent third-party laboratories according to relevant ASTM standards (C640, C641, C642), verifying their exceptional load-bearing capacity. This comprehensive approach to quality and performance makes DOUGLAS Ultra Line the preferred choice for discerning architects, contractors, and designers worldwide who demand reliability and versatility in commercial ceiling applications.

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