The Zinc Gutta Large Box 135 degree external corner guarantees customers have a successful guttering system and a high-quality flow rate throughtout. It is an essential addition to any guttering system. The 135 degree external corner is useful for larger angles on projects such as bay windows and conservatories. It is manufactured in a sturdy and lightweight 0.7mm zinc also, ease of installation makes this component highly cost effective. For maximum benefit, corner brackets should be positioned within 150mm of the guttering alongside a fascia bracket to prevent sagging and a loss of flow rate. Zinc Gutta Large Box External Corner Dimensions Height: 90mmWidth: 120mmAngle: 135 degrees