Shingling a valley is a essential step in guaranteeing the longevity and watertightness of your roof. Nevertheless, it may be a difficult activity, particularly for inexperienced DIYers. To attain a professional-looking and sturdy valley, it’s important to comply with the correct strategies and use high-quality supplies. This information will offer you complete directions on find out how to shingle a valley appropriately, together with the required instruments, supplies, and step-by-step tips.
Earlier than beginning, collect the required instruments and supplies. You have to a roofing nailer, roofing nails, a chalk line, a utility knife, a hammer, a pry bar, and a ladder. As for supplies, you have to roofing shingles, underlayment, and valley flashing. Select high-quality supplies which can be applicable to your local weather and roofing system. After you have the whole lot you want, you’ll be able to start the method of shingling the valley.
Step one is to arrange the valley. This includes putting in underlayment and valley flashing. Underlayment is a water-proof materials that protects the roof deck from moisture. Valley flashing is a metallic or plastic materials that’s put in over the underlayment to additional defend the valley from water penetration. As soon as the underlayment and valley flashing are in place, you’ll be able to start putting in the shingles. Begin by putting in the shingles on the backside of the valley and work your method up. Overlap every shingle by about 2 inches and nail it in place with roofing nails. Proceed this course of till you attain the highest of the valley.
Important Instruments for Shingling a Valley
Skilled Roofing Tools
Roofing professionals make the most of specialised instruments to make sure exact set up and sturdiness.
- Roofing hammer: A hefty hammer with a curved claw for lifting and positioning shingles.
- Shingle gauge: A T-shaped device for measuring and guaranteeing uniform shingle spacing.
- Shingle knife: A pointy knife for chopping shingles precisely and cleanly.
- Chalk line and chalk: For marking straight traces on the roof floor for shingle alignment.
- ** Roofing sq.:** A triangular device for calculating roof angles and rafter lengths.
- Security harness and twine: Important security gear to stop falls whereas working at heights.
Security Necessities
Correct security precautions are paramount when engaged on a roof.
- Arduous hat: Protects in opposition to falling particles and instruments.
- Security glasses: Shields eyes from mud, splinters, and flying objects.
- Work gloves: Stop blisters and cuts whereas dealing with shingles and instruments.
- Listening to safety: Earplugs or muffs to cut back noise publicity from energy instruments.
- Boots with non-slip soles: Ensures steady footing on slippery roof surfaces.
Making ready the Roofing Floor
Earlier than putting in new shingles, it is important to arrange the roofing floor correctly. This includes a number of steps to make sure a powerful and long-lasting set up.
1. Examine and Take away Previous Roofing
Start by totally inspecting the present roofing for any broken or free shingles. Take away any problematic shingles rigorously utilizing a pry bar or related device. If the underlying roof deck is broken, it ought to be repaired or changed earlier than persevering with.
2. Set up Ice and Water Barrier
An ice and water barrier is a self-adhesive membrane that helps stop water harm from ice dams and wind-driven rain. Set up this barrier alongside the eaves, rakes, valleys, and every other areas the place water could accumulate. To make sure correct adhesion, be certain that the roofing floor is clear and dry.
Desk: Ice and Water Barrier Set up Pointers
| Location | Set up Pointers |
|---|---|
| Eaves | Lengthen 24 inches up the roof deck and 6 inches over the gutter. |
| Rakes | Lengthen 6 inches up the roof deck and a couple of inches over the fascia. |
| Valleys | Lengthen 6 inches on both aspect of the valley heart and up the roof deck as wanted. |
3. Set up Starter Strip Shingles
Starter strip shingles are designed to supply a straight edge for the primary row of shingles. Set up them alongside the eaves, guaranteeing they overhang the roof deck by about 1/2 inch. Use roofing nails to safe them each 6 inches.
Putting in the Underlayment
Correctly putting in the underlayment is essential for shielding your roof from water harm and including an additional layer of safety in opposition to the weather. Here is a step-by-step information on find out how to set up the underlayment:
- Examine the roof deck: Make sure that the roof deck is clear, dry, and freed from any particles. Restore any cracks or broken areas earlier than putting in the underlayment.
- Roll out the underlayment: Unroll the underlayment parallel to the eaves and ensure it overhangs the eaves by about 6 inches. Overlap adjoining rolls by not less than 6 inches and staple them securely.
- Flash the valley: This step is especially essential to stop water infiltration. Set up a valley flashing product of galvanized metallic or modified bitumen over the valley. The flashing ought to lengthen not less than 6 inches on either side of the valley and be securely mounted with nails or staples.
- Proceed putting in the underlayment: As soon as the valley is flashed, proceed putting in the underlayment up the roof deck. Staple it securely each 6-8 inches and overlap it by not less than 6 inches.
- Seal the overlaps: Use underlayment cement or roofing caulk to seal all overlaps and stop water leakage. This step is particularly essential in areas with heavy rainfall.
Flashing the Valley
| Materials | Set up |
|---|---|
| Galvanized metallic | Reduce to measurement, bend to suit the valley, and safe with nails or roofing screws. |
| Modified bitumen | Reduce to measurement, apply adhesive backing, and press into place. |
| Ice and water defend | Roll out parallel to the valley, overlap adjoining items, and seal with underlayment cement. |
Laying the First Course of Shingles
Laying the primary course of shingles is essential to make sure the sturdiness and climate resistance of your roof. Comply with these detailed steps to realize an expert and long-lasting set up.
Measure and Mark the Valley Middle
- Decide the precise heart of the valley by measuring from the eaves to the ridge on either side of the roof.
- Snap a chalk line perpendicular to the ridge on the heart level to mark the valley line.
Set up the Steel Valley Flashing
- Reduce a bit of valley flashing to the size of the valley, extending it roughly 4 inches past the eaves and ridge.
- Middle the flashing alongside the chalk line and nail it into place with roofing nails, spacing them about 6 inches aside.
Nailing the First Course of Shingles
- Begin on the eaves and align the primary course of shingles alongside the chalk line.
- Nail every shingle with two roofing nails on the high and one nail on the backside.
- Make sure that the nails are pushed firmly however not too deeply into the wooden.
- Particular Concerns for Complicated Valleys
- For valleys with a number of angles or adjustments in pitch, it is important to measure and minimize every shingle individually to make sure a decent match at each level.
- Use a shingle knife or roofing shear to exactly trim the shingles to suit the contours of the valley.
- Overlap the shingles by not less than 2 inches on the joints to stop water infiltration.
Chopping and Becoming the Valley Shingles
As soon as the underlayment is in place, it is time to begin chopping and becoming the valley shingles. Valley shingles are normally 3 ft lengthy and have a 6-inch reveal. Which means that after they’re laid overlapping, solely the highest 6 inches of every shingle will probably be seen.
To start, measure and minimize the primary valley shingle to the proper size. This would be the size of the valley, plus 6 inches for the overlap on the decrease roof. As soon as the shingle is minimize, place it within the valley, aligning the underside edge with the underlayment and the highest edge with the decrease roof.
Subsequent, minimize the second valley shingle to the identical size as the primary. This shingle will overlap the primary shingle by 6 inches, and its high edge will align with the higher roof.
Proceed chopping and becoming the remaining valley shingles, overlapping every shingle by 6 inches. Work your method down the valley from the highest to the underside.
As soon as the entire valley shingles are in place, nail them down with valley nails. Valley nails are longer than common roofing nails, and so they have a big head that helps to carry the shingles in place even in excessive winds.
Ideas for Chopping and Becoming Valley Shingles
- Use a pointy knife to chop the shingles. A boring knife will tear the shingles and make them tough to suit collectively.
- Measure the shingles rigorously earlier than chopping them. If the shingles are too quick, they won’t overlap correctly.
- Overlap the shingles by not less than 6 inches. It will assist to stop leaks.
- Use valley nails to safe the shingles. Valley nails are longer than common roofing nails, and so they have a big head that helps to carry the shingles in place.
- If you’re engaged on a steep roof, use a security harness. A security harness will assist to stop you from falling should you slip.
- Use a high-quality roofing cement particularly designed for this goal.
- Apply the cement in a clean, even bead.
- Permit the cement to dry utterly earlier than strolling on the roof.
- If you’re working in a chilly or moist local weather, think about using a primer to enhance the adhesion of the cement.
- Use a chalk line to mark the valley and be sure that the shingles are put in straight.
- Do not nail the shingles too tightly. Over-nailing may cause the shingles to crack.
- Examine the valley recurrently and make repairs as wanted.
Putting in the Valley Shingles
1. Decide the Valley Size
Measure the size of the valley from the ridge to the eaves. Add 6 inches to this measurement to permit for overhang at each ends.
2. Reduce the Valley Shingles
Reduce 24-inch-wide valley shingles from 36-inch-wide rolls. Use a utility knife or scissors. Reduce one valley shingle for each 12 inches of valley size.
3. Place the Valley Shingles
Begin on the decrease finish of the valley. Place the primary valley shingle in order that it extends 3 inches over the eaves and three inches up the aspect of the roof. Safe the shingle with roofing nails.
4. Overlap the Valley Shingles
Overlap every subsequent valley shingle by 6 inches. Drive roofing nails via the middle of the overlap.
5. Trim the Valley Shingles
When you attain the higher finish of the valley, trim the surplus valley shingle in order that it extends 3 inches over the ridge.
6. Seal the Valley Joints
Apply a bead of roofing cement alongside the within edges of the valley shingles. Press the perimeters collectively to seal the joints.
Further Ideas for Sealing Valley Joints
Sealing the Valley Flashing
1. Clear the Valley
Earlier than you start, clear any filth or particles from the valley with a brush or leaf blower. It will assist the sealant to stick correctly.
2. Apply Primer to the Valley Flashing
Apply a primer to the valley flashing to assist the sealant adhere. Permit the primer to dry utterly earlier than continuing.
3. Apply a Bead of Sealant to the Valley Flashing
Utilizing a caulk gun, apply a beneficiant bead of roofing sealant to the valley flashing. The sealant ought to be utilized in a steady line alongside the whole size of the flashing.
4. Clean the Sealant
Use a putty knife or your finger to clean the sealant and take away any air bubbles. The sealant ought to be utilized in a clean, even layer.
5. Permit the Sealant to Dry
Permit the sealant to dry utterly earlier than shingling the valley. The drying time will fluctuate relying on the kind of sealant you’re utilizing.
6. Set up the Starter Shingles
As soon as the sealant is dry, set up the starter shingles within the valley. Starter shingles are designed to supply a base for the remainder of the shingles and assist to maintain water from leaking into the valley.
7. Shingle the Valley
Start shingling the valley by overlapping the starter shingles with the primary course of ordinary shingles. Proceed shingling the valley, alternating the path of the shingles in every course. Overlap the shingles by not less than 6 inches and ensure to seal the joints between the shingles with roofing cement.
| Ideas for Shingling the Valley |
|---|
Putting in the Ridge Cap
As soon as the underlayment and shingles are put in, it is time to set up the ridge cap. The ridge cap is the ultimate piece that goes on the roof, and it protects the shingles from the weather. Ridge caps could be product of a wide range of supplies, together with asphalt, metallic, and concrete.
1. Measure and Reduce the Ridge Cap
Measure the size of the ridge, and minimize the ridge cap to measurement. The ridge cap ought to be lengthy sufficient to cowl the whole ridge, plus a number of inches of overlap at every finish.
2. Apply Roofing Cement
Apply a beneficiant bead of roofing cement to the underside of the ridge cap. It will assist to seal the ridge cap to the shingles and stop leaks.
3. Set the Ridge Cap
Set the ridge cap in place on the roof. Beginning at one finish, align the ridge cap with the sting of the shingles. Press down on the ridge cap to seal it to the cement.
4. Safe the Ridge Cap
Safe the ridge cap with nails or screws. Drive the nails or screws via the ridge cap and into the shingles. House the nails or screws about 6 inches aside.
5. Overlap the Ridge Caps
In the event you’re putting in a number of lengths of ridge cap, overlap them by about 6 inches. Apply roofing cement to the overlap, and press the ridge caps collectively.
6. Seal the Edges
Apply a bead of roofing cement to the perimeters of the ridge cap. It will assist to seal the perimeters and stop leaks.
7. Clear Up
As soon as the ridge cap is put in, clear up any extra roofing cement. You are able to do this with a putty knife or a moist rag.
8. Inspection
As soon as the ridge cap is put in, examine it rigorously for any harm. Search for cracked or damaged shingles, and make it possible for the ridge cap is correctly sealed. In the event you discover any harm, restore it instantly.
| Device | Description |
|---|---|
| Measuring tape | For measuring the size of the ridge |
| Tin snips | For chopping the ridge cap |
| Roofing cement | For sealing the ridge cap to the shingles |
| Caulk gun | For making use of the roofing cement |
| Hammer or nail gun | For securing the ridge cap |
Ending Touches
Figuring out the Size of the Shingles
For 3-tab shingles, you may want to chop them in half, whereas architectural shingles can be utilized complete. Measure the width of the valley and divide by two to seek out the size you want for half-shingles.
Chopping Shingles to Size
Use a utility knife or a pointy scissors to make clear, straight cuts. Begin by holding the shingle securely and aligning the chopping device with the specified size. Apply agency strain and minimize via the shingle in a single clean movement.
Putting in Valley Shingles
Place the primary valley shingle on the underlayment, aligning the sting with the chalk line. Nail it in place with six to eight nails, driving them in at a slight angle about 1 inch from the sting of the shingle.
Overlap the Valley Shingles
Proceed putting in valley shingles, overlapping the earlier shingle by 6 inches. Repeat this course of till the whole valley is roofed.
Capping the Valley with a Step Flashing
To stop water from getting into the valley from the aspect, set up a step flashing. Measure the width of the valley and minimize the flashing to measurement. Bend the perimeters of the flashing up 2 inches on either side and nail it in place alongside the highest edge.
Nailing the Step Flashing
Safe the step flashing with six to eight nails per aspect, driving them in at an angle. Make sure you overlap the nails from the valley shingles to keep away from any leaks.
Putting in the Step Flashing on the Roof
Slide the step flashing beneath the shingles on the roof and nail it in place utilizing 1-inch roofing nails. Repeat this course of for all of the remaining steps.
Making use of Sealant
For added safety in opposition to water infiltration, apply a bead of sealant alongside the perimeters of the valley shingles and the step flashing.
Cleansing Up
As soon as the valley is full, clear up any particles and examine your work for any gaps or leaks. Be sure that the nails are pushed in securely and the sealant is utilized evenly.
Shingling a Valley
Supplies You will Want
– Shingles
– Roofing nails
– Roofing cement
– Valley flashing
– Utility knife
– Hammer or nail gun
Steps
1. Set up the valley flashing.
2. Begin shingling on the backside of the valley.
3. Overlap every shingle by about 6 inches.
4. Nail every shingle in place with two nails.
5. Proceed shingling up the valley till you attain the highest.
6. Trim any extra shingles on the high of the valley.
7. Apply roofing cement to the uncovered edges of the valley flashing.
8. Set up the cap shingles over the valley flashing.
9. Overlap the cap shingles by about 6 inches.
10. Nail every cap shingle in place with two nails.
Ideas for a Skilled-Wanting End result
– Use a chalk line to mark the middle of the valley earlier than you begin shingling.
– Make it possible for every shingle is overlapped by the earlier shingle by not less than 6 inches.
– Nail every shingle in place with two nails, one on the high and one on the backside.
– Use roofing cement to seal the uncovered edges of the valley flashing.
– Set up the cap shingles over the valley flashing and overlap them by not less than 6 inches.
– Nail every cap shingle in place with two nails, one on the high and one on the backside.
– Use a utility knife to trim any extra shingles on the high of the valley.
– If you’re putting in shingles in a chilly local weather, use a rubber mallet to nail the shingles in place. It will assist to stop the shingles from cracking.
– If you’re putting in shingles in a sizzling local weather, use a roofing sealant to assist the shingles adhere to the roof.
Greatest Option to Shingle a Valley
The easiest way to shingle a valley is to make use of a technique referred to as “open valley.” This technique includes creating a spot between the shingles on reverse sides of the valley, which permits water to empty extra simply and prevents ice dams from forming.
To shingle a valley utilizing the open valley technique, comply with these steps:
1. Begin by putting in a layer of underlayment within the valley. It will assist to guard the roof from water harm.
2. Set up a starter strip of shingles alongside the underside fringe of the valley. It will present a base for the remainder of the shingles.
3. Set up the primary course of shingles on one aspect of the valley, beginning on the backside and dealing your method up. Go away a 1-inch hole between the shingles and the sting of the valley.
4. Set up the primary course of shingles on the opposite aspect of the valley, beginning on the backside and dealing your method up. Go away a 1-inch hole between the shingles and the sting of the valley.
5. Proceed putting in programs of shingles on either side of the valley, overlapping the shingles by 6 inches. Make sure you preserve the 1-inch hole between the shingles and the sting of the valley.
6. When you attain the highest of the valley, set up a cap shingle. It will cowl the hole between the 2 sides of the valley and assist to stop water harm.
If you’re not snug putting in shingles your self, it’s best to rent an expert roofer to do the job.
Individuals Additionally Ask About Greatest Option to Shingle a Valley
What’s the distinction between open valley and closed valley shingling?
Open valley shingling is a technique of putting in shingles in a valley that leaves a spot between the shingles on reverse sides of the valley. This hole permits water to empty extra simply and prevents ice dams from forming. Closed valley shingling is a technique of putting in shingles in a valley that doesn’t go away a spot between the shingles. This technique is much less efficient at stopping water harm, however it’s simpler to put in.
What’s the finest sort of underlayment to make use of in a valley?
The most effective sort of underlayment to make use of in a valley is a self-adhesive membrane. One of these underlayment is simple to put in and gives wonderful safety in opposition to water harm.
How usually ought to I examine my valley?
You must examine your valley not less than annually for any indicators of harm. Search for lacking or broken shingles, gaps within the underlayment, and every other indicators of damage and tear. In the event you discover any harm, it is very important restore it as quickly as doable to stop additional harm to your roof.
