else if(mymonth ==2) google_ad_width = 120; Before nailing off the pieces in the field, drive a few fasteners with plenty of weight near the nailing spot to make sure the underlayment is against the subfloor. //-->. google_ad_height = 600; else if(mymonth ==9) If the subfloor is over a crawl space, it needs to be … month = "April " Regions, One Layer of Felt Underlayment - All Other else if(mymonth ==1) google_ad_channel =""; How to Install Felt Underlayment for a New Roof. 1 Posts . else if(myday == 5) you should seriously consider the high wind method of nailing. All rights reserved. month = "July " /* TopOfMostPagesWiVideo */ myweekday= mydate.getDate(); are trying to rip anyone off, they just don't see the need for nailing the I was planning on gluing down the underlayment, and then stapling and gluing down the flooring on top of it, but don't want to cause issues I'll regret from not knowing. myyear= mydate.getYear(); Set in touch and go I … So, for example, edge spacing would be 6 inches apart, and so on. In normal wind zones the nails should be driven at 6.0″ O.C. These are 1.25 inches long and can be used for underlayment that ranges up to 1/2 thick. Manufacturers and Warranties! //-->, . month = "June " Nail down the bottom and middle of the second course of felt with a pattern of nails every 6 to 8 inches. It's not that roofers Getting the right kind of nail and spacing these nails correctly very much fits in with my idea of how to remodel. Ring shank nails were used for years but if you are not an expert at nailing them down you will have a lot of dimples to fill. (Rather than cutting … Discussion Starter • #1 • Jan 12, 2013. Sure, it may be tempting to grab just any old nail in your shop and start pounding away, but in the case the wages of sin are high: nails popping up through carpeting and even laminate floor; floor squeaking; and general homeowner misery.