En gl ish, Kc rain collar (chimney root seal), Kc roof flashing kit (incl. storm collar) – Инструкция по эксплуатации Kastor KC Modular Pipe

Страница 43

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EN

GL

ISH

2.9.26. KC RAIN COLLAR (CHIMNEY ROOT SEAL)

The rain collar is suited for roofs with an incline of 0-45° cov-
ered with felt or tin and many plate or tile roofs, if their profile
does not prevent a good attachment of aluminium and glue.

On a metal-sheeted roof we recommend using a ridge flashing
sheet (KC Roof ridge cylinder flashing extension sheet 1250
mm x 800 mm, stainless steel). The sheet must reach from
the ridge to the top of the back edge of the rain collar, using
the necessary amount of extension sheets. The ridge flashing
must extend at least 50 mm onto the top of the rain collar’s
back edge.

If the roof piercing goes through the seam of a machine-
seamed roof, the ridge flashing needs to be made by a quali-
fied roofing firm.

The rain collar is glued to the roof (using, for instance, Würth or
Sikaflex glue/sealing compound or an equivalent product). The
roof must be completely dry before you glue the chimney root’s
sealing into place. It is not enough that the surface feels dry. It
must be internally dry, as well. The glue manufacturer’s instruc-
tions regarding temperatures must also be accounted for.

Installation steps:
1. A suitable hole for the chimney is opened into the rubber
collar as follows:
• Cut a knife mark into the front of the ripping tab at the
correct spot for the chimney’s external diameter:

• Pull by the ripping tab to remove a piece that leaves
a smaller hole than needed.
• Stretch the rain collar carefully over the chimney mantle.
2. Check that the rain collar settles evenly on the roof ac-

cording to its incline. On a tile roof, the collar is pressed
against the roof to make it bend into the correct shape and
installed by at least 50 mm underneath the upper tile and
by the same amount on top of the lower tile.

3. Make sure it does not overlap the lower tile’s border and cut

it to size, if necessary.

4. Glue the parts of the rain collar that contact the roof into

place with glue/sealing compound.

5. The rubber’s upper end is sealed against the chimney with

a clip (included in the package).

2.9.27. KC ROOF FLASHING KIT (INCL. STORM COLLAR)

The flashing kit is available for various roof inclinations (5–
15

o

, 16–25

o

, 26–35

o

, 36–45

o

). The flashing kit must ALWAYS

be combined with a storm collar.

Metal sheet roof:
Attach to roof surface with roofing nails and extend with exten-
sion sheets up to the ridge. The storm collar is attached 20 mm
above the flashing cylinder, its attachment tightened and
cemented onto the chimney surface. The flashing kit is not at-
tached to the chimney in any way to allow the chimney some
freedom of movement. Beneath the roof, internal ceiling rings
are used as supports for the chimney.

Chimney
(internal
diameter) mm

External
diameter
mm

Model with
marked num-
bers/location.

Newer model (without
markings). Measure ripping
location from inner rim.

100

220

225 1.

130

250

250 2.

150

270

275 3.

180

300

300 4.

225

335

350 5.

Ripping location on rain collar

2.10. INSTALLATION ExAMPLES

INSTALLATION FROM ON TOP OF THE FIREPLACE

Rain cap
End cap

Straight pipe element

Roof seal
Straight pipe element
flat ceiling plate

Straight pipe element
flat ceiling plate

Damper part

Starting element

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