RF Curing 0 likes

Radio Frequency curing

RFCI 0 likes

Resilient Floor Covering Institute

RFP 0 likes

An abbreviation for Request for Proposal

A written application or appeal from the requestor, generally the owner or a representative, to a contractor, subcontractor, or design professional for a quote or fee projection; the RFP usually includes a defined scope of work

RH 0 likes

Right hand

Right Hand, a door handing label

Rheology 0 likes

A specific form of science focusing on the break down and movement of substances

Rheostat1 like

Electrical device that regulates a current by changing the resistance

RHMS1 like

Round Head Machine Screw

Rhombus 0 likes

A figure with four sides of the same length that do not merge at 90 degrees

RHR 0 likes

Right Hand Reverse, a door handing designation

RHWS1 like

Round Head Wood Screw

Rib 0 likes

A regular or sculpted curved support which serves as reinforcement

A molding or ridge on the underside of an arched ceiling or vault

Ribband 0 likes

The brace for the beams on the second–floor of a house with vertical studs

The horizontal part of a wood frame wall which reinforces floor beams or rafters for roofs; also known as a Ribbon

Ribbed Shells 0 likes

Structures containing open areas where the construction pieces are mainly positioned along selected rib lines; the gaps between these structures are loaded with thin blocks or remain unfilled

Ribbon 0 likes

See Ribband

Ribbon (Girt) 0 likes

Generally a 1 by 4 board installed horizontally into the studs to reinforce the roof or second–floor beams

Richter Scale 0 likes

A mathematical ratio that determines the extent or strength of earthquakes

Riddle 0 likes

A separator for rough, unrefined materials such as sand or gravel

Ride the Brush 0 likes

To place pressure on the brush so that the paint is added with the sides of the bristles rather than the flat ends; this reduces the lifespan of the brush

Ridge 0 likes

The horizontal line at the intersecting point of the upper edges of two slanting roof surfaces

Ridge Board 0 likes

The board positioned on the ridge of a roof where the upper ends of additional rafters are secured

Ridge Cut 0 likes

Any incision made in an upright surface

Ridge Rib 0 likes

A rib that creates the ridge in a vault roof

Ridge Shingles1 like

Small panels that are placed over the ridge board

Ridge Vent1 like

An outlet designed to ventilate an attic that is placed along the ridge of a roof

Ridging 0 likes

An upright tilting, rearrangement or shifting of a roofing cover, often taking place over protective joints, deck joints, and base sheet edges

See Beading

Riffler1 like

A manual implement used for filing, scribing, or scraping

Rifle Range 0 likes

A venue where people practice shooting guns

Rift Valley 0 likes

A graben

Right Angle 0 likes

A 90 degree angle

Right Triangle 0 likes

A three sided figure with one side having a 90 degree angle

Right-of-Way 0 likes

The legal allowance, generally via an access point, to travel over property that belongs to someone else

Rigid Copper Tubing1 like

Sturdy pipe made of copper, utilized for water lines, especially where they are visible

Rigid Insulation 0 likes

Thermal protective substance composed of polystyrene, polyurethane, polyisocyanurate, cellular glass, or glass fiber, occasionally presented with a membrane covering, a flat board

Rigidity 0 likes

Level of inflexibility of an element or structure

Rim 0 likes

Hardware to be included on the surface of doors and windows, including rim locks

Rim Joist 1 like

A brace that stretches along the edges of the floor beams and home

Ring Nail1 like

See Annular Ring Nail

Ring, Split1 like

See Split Ring

Ring, Toothed 0 likes

See Toothed Ring

Ringelmann Sale 0 likes

Apparatus that records the density of smoke

Rip 0 likes

To cut wood longitudinally, along the grain

Rip Fence 0 likes

An instruction on a table saw that helps in the process of sawing wood along the grain

Riparian Rights 0 likes

The justifiable freedoms that are afforded an owner whose property is attached to water, such as a stream, river, or lake

Ripper 0 likes

Thin strips of gypsum board employed for eaves, soffits, window returns and finished apertures

Ripping 0 likes

Sawing wood along its grain

Ripple Effect 0 likes

The consequences of work being too quickly or too slowly completed on ensuing work; impact or effect

Riprap 0 likes

A base or stabilizing wall made of stones positioned together without an organized arrangement, such as on an embankment, to stop landfalls

Ripsaw1 like

A saw that cuts lengths of wood

RIS 0 likes

Redwood Inspection Service

Rise 0 likes

The vertical measurement from the soffit line to the ridge; additionally, the vertical measurement from stair tread to stair tread; not more than 7 ½ inches

Riser1 like

A singular upright increment of a stair; the upright front between two treads in a stair

An upright run of plumbing, wiring or ductwork

A gap between shipping units that permits access for the blades on fork lifts

The movement conduit or pipe that spreads the heat conveying liquid across the surface of an absorber

Riser and Panel 0 likes

The outside upright pipe (riser) and metal electric box (panel) the electrician supplies and sets up at the Rough Electric phase

Riser Band 0 likes

A horizontal, flat component generally decorative, slightly protruded, and fixed on a riser separating two stair treads

Riser Hanger 0 likes

The horizontal component of a stair formation which reinforces the riser

Riser Valve1 like

Hand held instrument to regulate the flow of refrigerant in vertical piping

Risk 0 likes

Capacity for danger or the potential for injurious or damaging consequences

Risk Management 0 likes

Setting in place plans to circumvent property and casualty losses which can be catastrophic for business; insurance is an effective way to minimize the company’s vulnerability to danger

Rivet1 like

Fastener with a head connected to a metal shaft that is passed through a hole in a material and flattened on the other side

Rivet Pattern 0 likes

The placing and organization of rivets used to join two or more pieces