half rectangular patio umbrella with tilt Yclty Button Tilt, 79x39 Inch, Balcony Umbrella, 45° Adjustment, Adjustable Height 73~98 Inch (Base Not Included) (Color : Brown) : Patio, Lawn & Garden and the top vent Costco umbrella recall: SunVilla Swirl Color:Rose Pink

half rectangular patio umbrella with tilt Yclty Button Tilt, 79x39 Inch, Balcony Umbrella, 45° Adjustment, Adjustable Height 73~98 Inch (Base Not Included) (Color : Brown) : Patio, Lawn & Garden and the top vent Costco umbrella recall: SunVilla Swirl Color:Rose Pink

Costco umbrella recall: SunVilla solar patio umbrellas recalled after multiple fires - 6abc Philadelphia

There are two primary profiles to be familiar with: camber and rocker

Swirl

Color:Rose Pink

Cantilever umbrellas require 220 pounds minimum Larger umbrellas may need multiple bases or heavier weights Additional Considerations: Height of base should allow comfortable table clearance Consider wheeled bases for umbrellas that need frequent moving Look for bases with adjustable screws for perfect pole alignment How to Measure and Match Your Umbrella with the Perfect Base Measuring Your Umbrella Pole: Use a measuring tape around the pole's circumference, then divide by 3.14 for diameter Measure at both the bottom and middle of the pole to ensure consistent diameter Note the overall pole height, including any decorative finials Check if the pole is one-piece or sectional Calculating Required Base Weight: For table umbrellas: 7-foot umbrella : minimum 30 pounds 8-foot umbrella : minimum 30 pounds 9-foot umbrella : minimum 45 pounds For freestanding umbrellas: Add 10 pounds for every foot of umbrella diameter Double the weight requirement for windy locations Triple the weight for commercial settings Always round up when choosing base weight

and the top vent keeps the airflow