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Aluminum Casement Windows

Performance Engineering

Key Benefits of Aluminum Casement Windows | BLOSSOM CHEER

Engineered around drainage, structural strength, airtight sealing and precision manufacturing, our aluminum casement window systems deliver reliable performance for demanding building environments.

700 Pa Water Tightness

Pressure-Equalized Chambers

Internal pressure-equalized rain-screen cavities paired with stepped weep channels prevent water infiltration under storm conditions.

Class 4 Air Tightness

Continuous EPDM Gasketing

Triple perimeter EPDM seals paired with multi-point locking cams eliminate air leakage, reducing HVAC heating and cooling consumption.

BLOSSOM CHEER aluminum casement window system
3,000 Pa Wind Load

High-Tensile 6063-T6 Extrusions

High-modulus alloy profiles with injected-corner joinery withstand 3,000Pa wind pressures without structural frame deflection.

±0.5 mm CNC Precision

Factory CNC Pre-Machining

Hardware preps and pin-injected corners are CNC-machined to ±0.5 mm tolerances, slashing jobsite assembly labor by over 50%.

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