Suncast Free-Standing White Vinyl Pergola, 14 by 20-Feet Low maintenance, will not rust, rot or crack; joint connectors, rigid vinyl beams and rafters reinforced with wood to provide strength and stability Easy to assemble, no cutting necessary; step-by-step instructions and hardware are included Pergola includes anchor brackets rated to withstand winds up to 90 MPH; optional brackets for winds up to 150 MPH available (part No.RHWB)