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UFFI
An abbreviation for urea formaldehyde
foam insulation which is made of an insulating|
material in a syrup form and a reactant to create a site-foamed
insulation.
Underlayment
Roofing felt laid in a single layer
between the roof sheathing and the roof
covering.
Unlined flue
A chimney where the chase itself serves
as the flue.
Upheaval
A condition where sections of a driveway
rise due to poor construction, an
insufficient base, or tree roots and stones moving under the surface.
Urethane insulation
A plastic foam insulation manufactured as rigid boards
or foamed in
place at the building site. |
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