floor. joists. Doubling of joists is done by jacking up the old. Floors that bounce and shake under the weight of human traffic may be missing ... Not only has the load increased, but plumbers will often notch several joists to make it easier to install pipes. ... joist. Phosphate-coated 3a#39;/2-inch box nails will insure a lasting repair.
|Title||:||Home Improvements Manual|
|Author||:||Reader's Digest Association|