How to build a lean-to glasshouse

WoodTimber, lumber. The hard fibrous lignified substance under the bark of trees you will need

If the wood that you source is a slightly different size (width and thickness) to the wood used in this project, it doesn’t matter. Just make adjustments to suit.

Type of wood to use: treatedPressure treated. Refers to lumber that is treated in such a way that the sealer is forced into the pores of the wood. Refers to lumber pressure sprayed with chemicals to lengthen its life expectancy for outside use or inground applications. softwoodGeneral term used to describe wood produced from needle and/or cone bearing trees. Wood that is easy to saw from conifers such as pine or fir. The term ‘softwood’ does not refer the density of the wood as there are hardwoods that are softer than softwoods such as balsa. (or similar)

Note: The stock sizes given for the frame are the ‘nominal’ sizes. The ‘actual’ (true) sizes will be less once the wood is dressedSurfaced; planed; smooth; even surface; gauged. (surfacedSee Dressed., planed, seasoned).
The metricMillimeter measurements. measurements (mmAbbreviation for millimeter which is a metric unit of length equal to one thousandth of a meter. 25.4 mm equals one inch.) are given first followed by the standard measurements (inches) in brackets.

Stock sizes and lengths – overall amounts

Individual section quantities are given on the next page.

Note 1: Measurements are given first in millimeters (mm) followed by inches in brackets ().
Note 2: All lengths given are slightly oversize. Measure and cut exact length as you go.
Note 3: ‘random’ (mentioned below) is the wood allowance for the noggingDwang; A short piece of timber set between two studs, joists, rafters or purlins to keep them rigid. (blockingBlocks, see Block.). Measure and cut as needed.

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TOTALS
50mm x 75mm (2×3): 2 @ 2500 (100″), 1 @ 2300 (92″), 6 @ 2200 (88″), 6 @ 2100 (84″), 5 @ 1900 (76″), 2 @ 1800 (72″), 4 @ 1600 (64″), 8 @ 1300 (52″), 4 @ 700 (28″), 4 @ 500 (20″), random 28m (94ft)

100mm x 100mm (4×4): 3 @ 2500 (100″), 3 @ 1700 (68″), 1 @ 800 (32″)

50mm x 150mm (2×6): 3 @ 700 (28″)

25mm x 100mm (1×4): 1 @ 2500 (100″), 2 @ 2300 (92″), 1 @ 1800 (72″), 2 @ 600 (24″)

25mm x 100mm (1×4) T&G: 5.1m (17ft)

25mm x 150mm (1×6): 1 @ 2500 (100″)

18mm (3/4) PlywoodA piece of wood made of three or more layers of wood veneer laminated together with glue.: 2 sheets @ 1220mm x 2440mm (4ft x 8ft)

Note: The breakdown of wood quantities and lengths for the individual frame sections (walls, roof, doorA horizontal framing member above the door/window opening.) are on the next page