Aluminum Frame + waterproof drywall panel
Opening system: 2 switch locks

WHAP04036 20*20CM
WHAP04032 30*30CM
WHAP04031 30*60CM
WHAP04033 40*40CM
WHAP04034 50*50CM
WHAP04035 60*60CM

Remark:multi-zises are available to be developed as per customer's demand.