Facilities insured by FM in hail-prone zones must make sure their roofing assemblies meet specific VSH requirements. Elevate has hundreds of VSH approved assemblies …

2020年2月25日 · FM Global, a leading commercial building insurer, and its code-approved testing agency subsidiary, FM Approvals, have created a Very Severe Hail (VSH) impact resistance …

2017年12月1日 · FM Loss Prevention Data Sheet 1-34 (FM 1-34), "Hail Damage," provides a map identifying these regions. In recent years, the U.S. insurance industry has experienced …

2023年1月30日 · FM's LPDS 1-34 identifies the hail hazard areas across the United States: Moderate Hail hazard area, Severe Hail hazard area, and Very Severe Hail (VSH) hazard area …

VSH region. In the interim, FM 1-34 has recommended using assemblies tested to a Class 4 rating using FM 4473, “Specifica-tion Test Standard for Impact Resistance Test-ing of Rigid …

Very Severe Hail (VSH) hazards area: Areas in which the hail size exceeds 2 in. (51 mm) for the 15-year mean recurrence interval (MRI). The MH, SH and VSH hazard areas are shown in …

2018年5月1日 · The most notable change in FM 1-34 is the implementation of the VSH approval classification into hail-resistance design guidelines. FM 1-34 divides the continental U.S. into …

VSH region. In the interim, FM 1-34 has recommended using assemblies tested to a Class 4 rating using FM 4473, “Specifica-tion Test Standard for Impact Resistance Test-ing of Rigid …

2020年12月8日 · FMG’s changes included a notable expansion of the VSH zone geography, and significantly ramped-up accelerated membrane weathering and simulated hail impact testing …

2020年8月24日 · In 2017, FM introduced the Very Severe Hail (VSH) approval, consisting of a 2-inch diameter ice ball shot out of a pressurized air cannon. The ice ball impacts the membrane …