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Glossary of Home Building Terms



male. Any part, such as a bolt, designed to fit into another (female) part; external threads are male

mansard roof. A roof with two sloping planes of different pitch on each of its four sides; the lower plane is steeper than the upper, and may be almost vertical

mantel. The shelf above a fireplace opening. Also used in referring to the decorative trim around a fireplace opening.

manufactured wood. A wood product such as a truss, beam, gluelam, microlam, or joist which is manufactured out of smaller wood pieces and glued or mechanically fastened to form a larger piece; often used to create a stronger member which may use less wood

manufacturer's specifications. The written installation and/or maintenance instructions which are developed by the manufacturer of a product and which may have to be followed in order to maintain the product warranty

masonry. Stone, brick, concrete, hollow-tile, concrete block, or other similar building units or materials. Normally bonded together with mortar to form a wall

masonry primer. An asphalt-based primer used to prepare masonry surfaces for bonding with other asphalt products

mastic. A pasty material used as a cement (as for setting tile) or a protective coating (as for thermal insulation or waterproofing)

mechanics lien. A lien on real property, created by statue in many years, in favor of persons supplying labor or materials for a building or structure, for the value of labor or materials supplied by them; in some jurisdictions, a mechanics lien also exists for the value of professional services; clear title to the property cannot be obtained until the claim for the labor, materials, or professional services is settled; timely filing is essential to support the encumbrance, and prescribed filing dates vary by jurisdiction

metal lath. Sheets of metal that are slit to form openings within the lath; used as a plaster base for walls and ceilings and as reinforcing over other forms of plaster base

microlam. A manufactured structural wood beam constructed of pressure and adhesive bonded wood strands of wood; have a higher strength rating than solid sawn lumber; normally comes in l ½" thickness' and 9 ½", 11 ½" and 14" widths

milar (mylar). Plastic, transparent copies of a blueprint

millwork. Generally all building materials made of finished wood and manufactured in millwork plants; includes all doors, window and door frames, blinds, mantels, panelwork, stairway components (ballusters, rail, etc.), moldings, and interior trim; excludes flooring, ceiling, and siding

mineral stabilizers. Finely ground limestone, slate, traprock or other inert materials added to asphalt coatings for durability and increased resistance to fire and weathering

mineral-surfaced roofing. Asphalt shingles and roll roofing that are covered with granules

miter joint. The joint of two pieces at an angle that bisects the joining angle, e.g., the miter joint at the side and head casing at a door opening is made at a 45° angle

moisture content of wood. Weight of the water contained in the wood, usually expressed as a percentage of the weight of the ovendry wood

molding. A wood strip having an engraved, decorative surface

monopost. Adjustable metal column used to support a beam or bearing point; normally 11-gauge or Schedule 40 metal, determined by the structural engineer

mortar. A mixture of cement (or lime) with sand and water used in masonry work

mortgage. Loan secured by land

mortgage broker. A broker who represents numerous lenders and helps consumers find affordable mortgages; the broker charges a fee only if the consumer finds a loan

mortgage company. A company that borrows money from a bank, lends it to consumers to buy homes, then sells the loans to investors

mortgage deed. Legal document establishing a loan on property

mortgagee. The lender who makes the mortgage loan

mortgage loan. A contract in which the borrower's property is pledged as collateral. It is repaid in installments; the mortgagor (buyer) promises to repay principal and interest, keep the home insured, pay all taxes, and keep the property in good condition

mortgage origination fee. A charge for work involved in preparing and servicing a mortgage application (usually one percent of the loan amount)

mortise. A slot cut into a board, plank, or timber, usually edgewise, to receive the tenon (or tongue) of another board, plank, or timber to form a joint

mudsill. Bottom horizontal member of an exterior wall frame which rests on top a foundation, a.k.a. sill plate.

mullion. A vertical divider in the frame between windows, doors, or other openings

muntin. A small member which divides the glass or openings of sash or doors

muriatic acid. Commonly used as a brick cleaner after masonry work is completed

mushroom. The unacceptable occurrence when the top of a caisson concrete pier spreads out and hardens to become wider than the foundation wall thickness

 


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