City of Virginia Beach Pattern Book
240 volt receptacles for clothes dryers, air conditioners, kitchen ranges, etc.
Register – A grill placed over a heating duct or cold air return. Reglaze – To replace a broken window.
Release of lien – A written action properly executed by and individual or firm supplying labor, materials or professional services on a project which releases his/her mechanic's lien against the property on which the labor has been performed.
Relief valve – A device designed to open if it detects excess temperature or pressure.
Remote meter – Utility (electric or gas) metering system which sends household utility usage levels to the utility company remotely, via radio frequency transmission or power line transmission. A home will typically have a meter box, located at the front of the home, to send these transmissions to the utility company.
Retaining wall – A structure that holds back a slope of soil and prevents erosion.
Retentions – Amounts withheld from progress billings until final and satisfactory project completion.
Retrofit – Modification of an existing building or facility to include new systems or components.
Pattern Book Appendices: Appendix B: Glossary: Construction Terms
R-factor (or R-value) – The measure of a material’s resistance to the passage of heat. In new homes, walls are usually insulated with 4 inches of batt insulation that has an R-value of R-13; ceiling insulation has a value of R-30.
Ribbon (girt) – Normally a 1 by 4 inch board let into the studs horizontally to support the ceiling or second-floor joists.
Ridge – The horizontal line at the junction of the top edges of two sloping roof surfaces.
Ridge board – The board placed on the ridge of the roof onto which the upper ends of other rafters are fastened.
Ridge shingles – Shingles used to cover the ridge board.
Rim joist – A joist that runs around the perimeter of the floor joists and home.
Rise – The vertical distance from the eaves line to the ridge. Also the vertical distance from stair tread to stair tread (should not exceed 7 inches).
Riser – The board between one stair tread and the next – the upright section of a stair.
Roll roofing – Roofing material that is supplied in 36-inch wide rolls (108 total square feet of material), weighing about 45 to 90 pounds per roll. Roll roofing tends to be less expensive, and may be more convenient, and easier
to install that other Page | 145
roofing materials.
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