28.02.2013 Views

Building Design and Construction Handbook - Merritt - Ventech!

Building Design and Construction Handbook - Merritt - Ventech!

Building Design and Construction Handbook - Merritt - Ventech!

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

11.96 SECTION ELEVEN<br />

FIGURE 11.34 Details of a double-glazed<br />

window installed in a massive concrete wall to<br />

obtain high resistance to sound transmission.<br />

sash then is turned over, <strong>and</strong> the excess putty or glazing compound that emerged<br />

on the other side is removed.<br />

Glazing Beads (Fig. 11.35ƒ). These are designed to cover exterior glazing compound<br />

<strong>and</strong> improve appearance.<br />

Continuous Glazing Angles (Fig. 11.35g). These angles or similar supports for<br />

glass usually are required for ‘‘labeled windows’’ by the National Board of Fire<br />

Underwriters.<br />

Table 11.17 lists some commonly used glazing compounds <strong>and</strong> indicates the<br />

form <strong>and</strong> method in which they usually are used. Other compounds used for special<br />

service include silicone rubber, butadiene-styrene (GR-S) rubber, polyethylene, nitrile<br />

rubbers, polyurethane rubbers, acrylics, <strong>and</strong> epoxy.<br />

11.48.2 Factory-Sealed Double<br />

Glazing<br />

This is a factory-fabricated, insulating-glass unit composed of two panes of glass<br />

separated by a dehydrated airspace. This type of sash is also manufactured with

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!