Accessories Shade sail
For your installation, think in order:
1 - Anchors: Eyebolts for concrete block and brick walls, Eye plate for wooden beam
Masts: Cheap aluminum mast, height-adjustable aluminum, stainless steel, powder-coated, CorTen steel
2 - Tension: Tensioners / Turnbuckles, together with pulley, shackle and carabiner