JLC Workbooks

Skylights and Dormers Challenge

How well do you know skylights and dormers?

Test your knowledge
The Roto windows had been fastened to the roof with a few screws driven through angle brackets; the new, Velux skylights are fastened to the roof sheathing with 1 1/4‑inch roofing nails (included with the installation kit) driven through pre-punched holes in the units’ aluminum mounting flanges.

Radiant Hydronic Heating Challenge

How well do you know radiant hydronic heating and cooling?

Test your knowledge
Kelly and Dwyer ran the extensive tubing for the home's innovative radiant slab heating system themselves, as a cost savings and a learning opportunity. Main runs from the system's manifold were insulated. Here, Kelly works tubing into a bent conduit at the manifold connection.

Door and Window Skills Challenge

How well do you know door and window installation?

Test your knowledge
After fastening the window frame in the opening, the carpenters reinstalled the unit’s sashes. Some minor damage occurred as a result of pulling the windows (mainly where the trim fastened to the windows), so they were repaired and repainted.

Exterior Trim Design and Installation Challenge

How well do you know exterior trim design and installation?

Test your knowledge
To save time and money, the original siding was kept in place for the installation. To fit the exterior trim, Manny holds the molding in place and scribes a line along the ends of the siding boards.

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