Manufacturers collar for drainpipes

first step in the manufacture of the collar with his hands is a careful layout roofing sheet on the set sizes.Bent cut the workpiece so that in the end parts of the upper and lower portions of the side aprons get guys: two right and two left.

We produce self collar for downpipes

half collar connect single seam, then propaivayut tretnikom.Grooved connection can be replaced by water flow directed limb which is primarily rivet 2-3 via rivets having a diameter of 3.2 mm, and then sealed.

Depending on the size of the auditory its windows covered with one or two pictures.Before proceeding to the manufacture of paintings, it is necessary to perform measurements of crates to determine the diameter of the base of the window, the length of the half-cone po.konku, the length of the half-cone on the slope.

Then, in accordance with the received size of the drawing window with your hands (front and side), in which is cut roofing sheet, taking into account allowances for overhang and folds and harvested two pictures.

Collar dormer consists of one front and two side aprons, harvested in accordance with the specified dimensions on a workbench using a mallet and mandrel-bar.

first in the front apron flaps are folded short side, and then placed in between long lapel.On the side apron primarily severally folded edge and then laid on the edge of the crate.Long edge bent at right angles, and a short narrow edge blamed on the plane.

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Dormer windows cover the same material as that of the entire roof.Particular attention should be paid to the butchering places of their connection with the slope of the roof.

Defending headroom vent or chimney cap consists of a cap and the four sides.

of sheet steel cut blank templates.The sidewalls are folded Drip, rectangular upper rims and edges for the rebate.The cover is cut corresponding to the size of the chimney hole and bent internal bumpers.Then connect the angled lid folds with the side walls.

Umbrellas are protected by smoke channels of penetration of atmospheric moisture.The shape of umbrellas are pyramidal or conical.For manufacturing

conical umbrella roof suitable steel, having a thickness of 1-1.5 mm, while for pyramidal - 2 times thinner steel.To perform

scan conical hood should draw the desired diameter circle, then carry out its center two radii such that the angle between them is 35 °, making allowance overlapped, and then cut the workpiece.

Then connect the edge of the workpiece and secured using rivets 3-4, the outside of the umbrella attached to the rack 3, also using rivets.

To perform a scan of the pyramidal hood, it is necessary to draw a square of a given size, diagonals connect the opposing corners to form 4 triangles.One side of the triangle is cut along the cutting line pushing the workpiece at an angle of 25 °, make allowances for rebate and hem.

The finished workpiece slightly deflect the sides of triangles, and then connect the closing seam.Four rack attached to the outside of the umbrella.See, as performed installation of drain pipes with their own hands.