How do I attach a porch roof to an existing roof?

Cut one side of the horizontal roof beam on an angle so that the rafters sit flush on it. Using your nail gun, attach the horizontal beam and cut the two outer rafters to sit flush on top of the existing house roof. Install the two outer rafters and attach a plain rafter beam to the very edge of the existing roof.

To tie into the side of an existing roof, put a new roof truss on the walls of the addition, brace it upright, then snap chalklines on the shingles to mark the center line of the new roof valleys, where old and new roofs will connect.

Furthermore, how do you attach a gable roof to a front porch? Add curb appeal and value to your home with the addition of a gable roof to your front porch. A gable roof protects you from snow, rain and excessive heat.

  1. Step 1 – Position the Porch Truss.
  2. Step 2 – Set the Valley Rafters.
  3. Step 3 – Install the Sheathing.
  4. Step 4 – Install the Roofing Felt.
  5. Step 5 – Install Shingles.

how is roof pitch calculated?

To measure the roof pitch, you’ll need an 18- or 24-inch level, a tape measure, and a pencil. First, measure 12 inches from one end of the level and make a mark. Then, in the attic, place the end of the level against the bottom of a roof rafter and hold it perfectly level.

What is a gable porch?

A gabled roof is a roof with two sloping sides that come together at a ridge, creating end walls with a triangular extension, called a gable, at the top. Also known as pitched or peaked roof, gable roofs are some of the most popular roofs in the US.

How do you attach a ledger board to a porch roof?

Attach the ledger with 1/2-inch-diameter lag screws or bolts every 16 inches (or as specified by local building codes). Slip stainless-steel washers between the ledger and the siding to allow water to flow behind the ledger. If you can’t get behind the joist to cinch down nuts, use lag screws.

How much does it cost to build a deck with a roof on it?

Average Cost to Build a Deck with a Roof on It Adding a roof runs $3,000-$10,000. Building a sunroom costs $20,000-$60,000. Deck enclosures cost $8,000-$25,000.

How do you make a slanted roof?

How to Build a Slanted Shed Roof Measure the total span of the shed. Measure the total rise of the shed slant roof. Measure and cut your common rafter seats. Cut the other seat cut from your common rafter. Cut out the remaining rafters, then lay them out and nail them together; you can use block stiffeners and fillers.

How do you cover a patio?

13 Creative Ways to Cover Your Patio Closed Roof With Exposed Beams Patio Cover. credit: El Mueble. Narrow-Slat Pergola Patio Cover With Wraparound Screen. Modern Metal Canopy Patio Cover. Wood Slat Patio Cover. Laser Cut Metal Screen Patio Cover. Vine-Covered Trellis Patio Cover. Sail Shade Fabric Patio Cover. Brightly Colored Fixed Shade Patio Cover.

Can you attach a patio cover to fascia?

Patio Cover Installation Patio Covers directly attach to your homes fascia board with the included hanger, your fascia board needs to be a minimum of two inches thick and allow enough space for the hanger to attach.