Whole House Fan Accessories

Shutters

Ceiling Opening	Application	Overall Size	Price	S/H	Total	Purchase Now
36" x 36" Dayton Premium	For 30" or 36" WHF	38" x 38" x 5" when open	$	$	$
30" x 30" Dayton Premium	For 30" WHF	32" x 32" x 5" when open	$	$	$
30" x 30" Dayton Premium Truss Shutter	For 30" WHF	32" x 32" x 5" when open	$	$	$
24" x 24" Dayton Premium	For 24" WHF	26" x 26" x 5" when open	$	$	$
28 1/2" x 27 3/4" Dayton Premium (27 3/4 side parallel to joist) Truss Shutter	For 24" WHF	30 3/4" x 29 11/16" x 5 1/4" when open	$	$	$
35 1/2" x 34 1/4" Dayton Premium (34 1/4 side parallel to joist) Truss shutter	For 36" WHF	38 3/8" x 35 7/8" x 5" when open	$	$	$
41 3/4" x 41 3/4" Dayton Premium	For 42" WHF	44" x 44" x 5" when open	$	$	$

NOTE: Use 36"x36" Shutter for 30" Whole House Fan when there's not enough room to fit fan through 30" opening because of low clearance above.

Whole House Fans come with shutters (Premium Whole House Fans come in two (2) boxes)
Certainteed Whole House Fan Premium comes with an extra shutter not to be used (comes in three (3) boxes)

Switches

Photo	Part	Color	Price	Shipping	Total	Purchase
	2 Speed Switch* 12 Hour Timer	Ivory	$	$	$
	2 Speed Switch* 12 Hour Timer	White	$	$	$
	12 Hour Timer	Ivory	$	$	$
	12 Hour Timer	White	$	$	$
	2 Speed Switch*	Ivory	$	$	$
	2 Speed Switch*	White	$	$	$

*The 2 speed switches function as high and low speed switches (no off position). Another switch is needed for off (usually the timer). For a three position (high-off-low) the cost is much more.