Learn how JM set out to produce the first-ever R-16 and R-19 duct covers, 5 ¾” ” Microlite ® FSK (R-16) and 7 ” Microlite ® FSK (R-19) to offer the R-values needed by the Washington State Energy Code.
.
Read more: achrnews.com
Learn how JM set out to produce the first-ever R-16 and R-19 duct covers, 5 ¾” ” Microlite ® FSK (R-16) and 7 ” Microlite ® FSK (R-19) to offer the R-values needed by the Washington State Energy Code.
.
Read more: achrnews.com