Perfectly aligns behind stacked washer dryer units or corner installations, enabling full dryer push back against wall while lint buildup in accordion ducts during high temperature drying cycles Engineered with precisions folded aluminum panels and a telescoping mechanism, this dryer vent periscopes set eliminates hazards caused by clogged ducts while enduring vibrations from heavy duty drying operations Featuring crimped fittings for seamless wall pipe integration and reinforced clamps with foil tape, this ventilation set prevents hose kinking while maintaining optimal airflows through its 90 degree elbow design The dryer vent periscopes set revolutionizes laundry spaces with its space saving design and flame retardant aluminum construction, offering 1220°f heat resistance for safe dryer ventilation Ideal for apartment dwellers and homeowners with compact laundry areas, this adjustable dryer vent periscopes accommodates tight spaces between appliances and wall without compromising drying efficiency