Leaving exterior window or curtainwall framing systems intact, S.E.A.L.™ Series interior accessory windows facilitate upgrades for sound, energy, air, and light. Hinged and lift-out models are available with narrow frame depths, to fit within existing window wells, and are provided with custodial locks for access to between-glass spaces. Containing recycled content averaging 70% or greater, aluminum frames can be finished in nearly any color using liquid or powder coatings.
This story is related to the following:Insulating Interior Windows | Insulated Windows |