Hearth and Home Technologies CD4236MILR, CD4842MR, CD4842MIR, CD4842MLR Install RF4-8, Slp-Fs

I. Install RF4-8

The RF4-8 may be used in place of the roof flashing and storm collar (Sections 10.G. and 10.H.)

Pipe must be supported within 12 in. (305 mm) of the roofline using plumbers strapping or an SLP-FS when us- ing the RF4-8 Flashing. Refer to Sect. 8.C. Securing Vent Sections.

Secure with 4 screws no longer than 1/2 in./13 mm

SLP-FS

Figure 10.18 Secure Pipe with SLP-FS

•Trim the rubber boot (using scissors or a utility knife), cutting along the marked measurement lines. See Figure 10.19. Use the 150 mm line for SLP, 210 mm for DVP.

•Lubricate pipe or flue with water and slide the flashing down. It may be necessary to trim the top shingles around the base of the rubber boot to ensure a good fit.

•Draw around flashing, remove.

•Apply silicone sealant to roof inside the lines (Figure 10.20)

•Lubricate pipe or flue with water and slide flashing down. Seat firmly in sealant. Nail roof flashing to the roof.

•Apply silicone sealant on the top outside of the base plate on the sides and on top edge. See Figure 10.21. Install shingles, Apply sealant at the top edge of the rubber boot. See Figure 10.22.

•We recommend that you top coat with conventional acrylic house paint to improve the appearance of your galvanized base flashing.

Figure 10.19 Trim Rubber Boot

Figure 10.20 Apply Sealant

Apply Sealant

Top & Partial Sides

Figure 10.21 Slide Flashing Down, Secure & Apply Sealant

Silicone Sealant
(top of boot)
		Shingles Trimmed
Flashing over		Shingles over
Shingles
		Flashing
Figure 10.22	Installation Complete

46 Heatilator • Caliber Mesh CD Series-SIT Valve • 4040-849 Rev J • 06/08