A rectangular-shaped flat pad with an attached handle that is used to paint shingles, shakes, and other special surfaces and areas.
Flat arch
This arch, also called a jack arch, straight arch, minor arch, segmented arch, or multicentered arch, has a horizontal top surface, with a span of up to 6 feet, can support loads up to 1,000 pounds per square foot, with a rise to span ratio of 0.15 or less.
Flat fee
Set amount charged by a broker.
Flat file
Wood or metal, flat bar-shaped abrasive tool with rectangular cross-sections.
Flat grain
Wood, which has been sawn across the growth, rings of a tree.
Flat lease
Lease agreement having level payments during the contractual period and does not have an escalation clause, which would allow for increased costs due to increases in inflation, taxes or other related costs.
Flat lock
A type of interlocking two separate metal panels by folding one panel over on top itself and the folding the other down under itself and then hooking the panels together.
Flat paint
Paint that has a high amount of pigment and dries without gloss.
Flat position weld
Weld, also called a downhand weld, made on the upper, horizontal surface of the work, which has been laid flat or almost flat.
Flat roof
A slightly sloped roof, usually with a tar and gravel cover. Most commercial buildings use this kind of roof.
