... PowerAir Output SRL12A 110V-240V 50-60HZ 30W≥140M3/H SRL24C 110V-240V 50-60HZ 30W≥160M3/H SRL18A 110V-240V ... vent Mounting Hole Size Noise SRL12A 250X250MM 100MM 228X228MM ≤40db SRL24C 300X300MM 100MM 228X228MM ≤45db SRL18A 310X310MM 100MM 280X280MM ≤50db Model ... G.W Package SRL12A 52.5X39X52.5CM 15KG 16KG 8pcs SRL24C 63X39X63CM 16KG 17KG 8pcs SRL18A 70.5X33X65CM 23KG 25KG 10 ...