Electric Waterproof Vault Doors

Description

Mobility, relocation, flexible and convenient. Volume vary, unrestricted, but also further expansion in the future, reduce, use the shortcut. Reducing floor loading capacity, the new bearer of existing homes available.

Note: the intensity of the strength of its periphery steel and reinforced concrete vault doors are equal, so its sturdiness tantamount to reinforced concrete vault, still wonderful product called the no.