Mansard Roof Shingle Installation

Roofer s guide to roof installation.

Mansard roof shingle installation.

Figure 5 mansard roof hand sealing example figure 6. Once you get to the top you can go to the next side of the roof and work your way up to the top again. Flashing details use of roofing cements. Moreover not many roofing experts will be familiar with this design.

Asphalt roofing cement should meet astm d 4586 type ii. These recommendations may call for up to six fasteners per shingle. Shingle application bundle staging alignment fastening hip and ridge caps vents etc. The purpose of this guide is to.

Apply 1 spots of asphalt roofing cement under each corner and at about 12 to 13 in from each edge. Use six nails and four spots of asphalt roofing cement for every full shingle for every full shingle as shown below. Installation temperature requirements for asphalt shingle roofs ideally shingles should be installed at temperatures ranging from 40 f to 85 f. For the first shingle in each row you will want to cut off about 6 inches as you go.

Metal valleys are recommended. Secure the shingle to the roof deck with fasteners as recommended by the roofing manufacturer. In fact you will be able to install multiple gable roofs or hip roofs for the cost of a single mansard roof. Secure the shingle to the roof deck with fasteners as specified in atlas shingle installation instructions.

Bear in mind that atlas requires six nails per shingle when fastening shingles to steep roofs when installing laminate or architectural shingles apply six quarter sized dollops of asphalt plastic cement under each shingle. Continue to follow these instructions nailing each shingle in with about 4 to 6 nails each. Flashing shall conform to the requirements of applicable building code and good roofing practice. Install open metal valleys.

Above 85 f it is easy to tear the shingles or mar the granular coating. Special nailing and sealing requirements must be met when installing asphalt based roof shingles on very steep slopes such as a frame or mansard roofs. Start with 6 rows going up and then across to use as a guide. Closed valley applications are acceptable but not.

Hence the quality of the mansard roof might not be up to preferable standards. Below 40 f shingles are brittle and crack easily when hammered or bent.