Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
The Board of Directors
Ply Gem Holdings, Inc:
We consent to the reference to our firm under the caption “Experts” and to the use of our report dated March 19, 2010, in Amendment No. 3 to the Registration Statement (Form S-4 No. 333-166013) and related Prospectus of Ply Gem Holdings, Inc. dated May 21, 2010.
/s/ Ernst & Young LLP
Raleigh, North Carolina
May 20, 2010