DOORS & WINDOWS - Building Materials short notes and previous year questions

DOORS 

• Normal height : 2 m 
• Residential building width 
• Interior : 0.8 
• Exterior : 1 - 1.1 
• Average min width : 0.75 
• Public building : 1.2 

DESIGN
• Keeping W constant H = W + ( 1.1 - 1.2 ) 
• Keeping H constant W = H x ( 0.4 - 0.6 ) 

DESIGNATION  
8D20 : 800 mm door 2000 mm 


WINDOWS 

• 30 m3 volume : 1 m3 window 
• In residential building area of window : 15 % floor area, 10 % glazed 
• In public building area of window : 20 % 
• Sill height : 70 - 80 cm Design 

DESIGN
• W = 1/8 ( height + width ) 

DESIGNATION
5WT21 : 500mm Window Twin shutter 2100 mm




• Freeze rail : any rail between mid & top or bottom 
• Rebate : cutting to accommodate shutter


TYPES OF DOORS AND WINDOWS 










PREVIOUS YEAR QUESTIONS BASED ON DOORS & WINDOWS

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