Questions and Answers for Pittsburgh Corning 21.25 in. x 45.5 in. x 3 in. GuardWise Vented Decora Pattern Glass Block Window

A:  The window you selected it the correct one. V3418DC.

A:  GuradWise Windows are assembled with Pittsburgh Corning Glass Block Sealant. This is a silicone sealant/structural adhesive.

A:  The GuardWise windows do not have a large and small missile impact rating. There is not an Notice of Acceptance (NOA) or FL approval for these windows.

A:  We have no STC rating on the GuardWise windows which are made with Thinline Series (3") glass blocks.. Premiere Series (4")Glass blocks installed with mortar have an STC rating of 35-39.

A:  The actual size of a 28x42" GuardWise Window is 27" wide by 40-1/2" high. 6x6, 6x8 and 8x8" blocks are used to construct this window. There will be 6 courses of glass blocks 4 blocks wide and the vent will be in the second course from the top. Standard installation of this window is to apply mortar to the sill, insert the glass block panel into the opening. Make sure it is plumb and level. Apply a full bed of mortar at the jambs and then insert expansion material at the head and caulk that joint.

A:  The standard position for the hopper vent in a 48x32 nomina (46-1/2 x 31 actual) is centere in the second course from the top. Other locations would need to be specified at the time the order is placed with Pittsburgh Corning.

A:  The 48x32" nominal (actual 46-1/2 x 31) is all 8x8" blocks. 6 across and 4 high.

A:  GuardWise Windows do not have frames. Standard installation for these windows is mortar at the sill and jambs (bottom and sides) and expansion material across the top and then tht top joint is caulked.

A:  Ghe GuardWise windows are built using different block sizes.Using 4x8" 8x8, 6x8" and 6x6" blocks, windows can be built in 2" increments. GuardWise windows areavailable in sizes from18x12 through 40x48" in 2" increments (actual sizes are slightly smaller). The 110312 is a 4x8x3" block and the 110332 is an 4x8x4" block. The GuardWise windows use the 3" thick blocks.

A:  We list the width of our windows first and then the height. If your opening is 22-3/4" wide and 34-3/4" high, the closest size window available to fit that opening would be a 22" wide by 34" high. Actual size of this window is 21-1/4" x 33-3/4." The next size larger would be a 24x36 and the actual size would be 23-1/4" x 34-3/4." The 22x34" windows is made with three differenct size blocks and would be three colums wide and five courses high. The vent would be in the second course from the top. Any other configuration would need to be specified at time of order.