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===Concrete Blocks=== * Dense concrete block

* Used for filling block paving joints ===Concrete===

...nd quality. Anyone can make an ugly lump, but with a little more thought a block wall can be pretty, characterful and a pleasure for the eye. The standard mix for '''Concrete Blocks''' is 1:3:5, 1 part cement to 3 parts sand & 5 parts stone aggregate

* Red brick dust colours concrete ...hard weight) to produce dust and small aggregate. Mix into [[Mortar Mixes|concrete]] for indoor use as porous aggregate.

: joist, rafter, purlin, or any other large wooden, steel or concrete structural member. ;KD block.

...dup.jpg|thumb|The wall fell over in a storm. So having set about it with a concrete breaker, we now have a large pile of bricks]] ...g was then the fitted to stiffen the table and form a second fixing to the block holding the grinder.

...stud wall noise reduction is simple: don't build a [[stud wall]]. Concrete block walls give better noise performance. But with attention to design, a plaste Sound is movement or vibration, so all ways to block sound transmission reduce a wall's movement or vibration.

...ays to unblock drains. Always act before the blockage is total, as a total block makes getting chemicals to the blockage difficult to impractical. #Soft foods can also block drains sometimes, these can be tackled by scooping out, rodding, use of a w

==Hollow [[Making Concrete Blocks|concrete blocks]]== ==Aerated concrete blocks (aka Breeze blocks)==

===Poured [[Mortar Mixes|concrete]] base=== * 4" concrete recommended

...made fencing panels are attached to [[timber]] posts or slotted between [[concrete]] posts. This is a fast way to install fencing, but the durability of the l ...available to attach panel to [[timber]] post. No clips are required with [[concrete]] posts, the panels just slot in. But with these its possible to pop a pane

The first test fit was done to work out the location and what kind of block sizes would be required: ...levelled up the frame on the corner supports, I then measured the size of block required for other places:

concrete beam & block construction * Reinforced [[Mortar Mixes|concrete]] is sometimes used for suspended [[:Category:Floors|floors]], especially i

...air the efficiency of heat exchanges (e.g. in [[Combination Boilers]]) and block water pipes. Thin films of limescale can form on the smooth surfaces of bat ...ypes are prone to suffering from a build-up of re-crystallised salts which block the narrow waterways preventing further dosing of the water. Routine mainte

* The floor is a concrete slab |Wall - internal plaster over 4" block ||1.2 ||

Picture 1: Lime paint on semi-rough concrete's still good 7 years on. ==Concrete floors==

...g effect of 125! Harness required and ballistic quality clothing. Used for concrete cutting. .... The sand used is critical - kiln dried silica sand - same stuff used for block paving and available at your local DIY store. Make sure the sand is kept bo

...floor level of the patio. Then this was probably back filled and capped in concrete, and the final perimeter wall (now a full brick thickness) built on top of ...some spare capping stones to shutter up the top. Three or four barrows of concrete later:

...e the mix needs to be high in insulation beads, making it much weaker than concrete ===Foamed Concrete===

* Grind off protruding lumps on a concrete floor * remove [[Mortar Mixes|mortar]] from brick & block walls

..., metal and [[plastic]], and a set of TCT masonry drills for brick, block, concrete and [[mortar]]. Between them these will drill the majority of things used i Masonry bits drill brick, block, [[stone]] & mortar. Due to the crushing rather than cutting action, masonr

...aren't identical. Underlay lacks a surface covering such as stone chips to block [[sun]], its often thinner, and can be less nicely textured. ...[[cement]], and hollow polycarbonate roof sheet. And finally roof tiles in concrete, slate or terracotta.

...esigned for drilling into hard, brittle materials such as stone, brick and concrete. They are the only drill-bits that hammer action should be used with, and u ...bare hands, but clamp it firmly to the bench! Drilling sheet metal into a block of scrap wood (MDF is ideal) will result in a cleaner exit hole and less ch

Any component from the motor to the [[concrete]] block at the top or bottom of the machine can become loose and cause banging. Thi

Some people retrofit insulation under suspended timber floors and concrete floors. Both usually involve taking the whole floor up, so are only occasio * Laminate or [[Sheet Materials|hardwood]] flooring laid over the floor to block draughts

: Brick or block containing many ventilation holes. Used to ventilate underfloor cavities, r : joist, rafter, purlin, or any other large wooden, steel or concrete structural member.

;Chocolate block, choc block ...es|local earth]] connection, and eliminating potential differences between concrete floors and CPC during fault conditions, at no significant cost.

...taken under suspended floors or even sometimes placed into chases cut into concrete ones. |'''Concrete'''

...bottom shoes or trainers. An insulated floor is better than metal or bare concrete but this may be outside of your control. A rubber mat should be an acceptab ...per' installation and service manual. This manual may well have functional block diagrams, circuit diagrams, fault finding decision charts, lists of test vo

Most of the windows in the house are of a span of under 2m with a nice concrete lintel over them. The main bay window at the front however is much wider. R ...of parallel groves. In our case we went old school with a homemade scratch block. This was just an offcut of 4x2" with some small nails driven into it, and