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  • Ventamatic XXDUOSTAT Adjustable Dual Thermostat/Humidistat Control for Power Attic Ventilators
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Buy from Amazon $55.98$21.85 $60.00 $50.00 $40.00 $30.00 Dec Mar Jun Sep Dec Mar Jun Sep Dec Mar Jun 2014 2015 2016 $35.32, Sep 14 1:10 pm$35.32, Sep 14 1:10 pm$29.99, Nov 18 - Jan 7$49.99, Dec 5 - Apr 30$29.99, Nov 18 - Jan 7$49.99, May 3 - May 13$49.99, May 3 - Jul 16$35.30, May 3 6:04 am$49.99, May 3 - May 13$49.99, May 3 - Jul 16$43.06, May 4 - May 8$49.99, May 3 - May 13$49.99, May 3 - Jul 16$42.94, May 10 - May 11$49.99, May 3 - May 13$49.99, May 3 - Jul 16$45.99, May 11 - May 14$49.99, May 3 - Jul 16$48.00, May 14 3:02 pm$45.99, May 11 - May 14$49.99, May 3 - Jul 16$44.54, May 16 7:08 am$40.00, May 16 - May 22$49.99, May 3 - Jul 16$40.00, May 16 - May 22$39.99, May 18 - May 28$49.99, May 3 - Jul 16$39.99, May 18 - May 28$39.99, May 22 - Jun 1$49.99, May 3 - Jul 16$42.31, May 29 - Jun 4$39.99, May 22 - Jun 1$49.99, May 3 - Jul 16$42.31, May 29 - Jun 4$40.00, Jun 2 - Jun 5$49.99, May 3 - Jul 16$40.00, Jun 2 - Jun 5$39.89, Jun 5 5:41 am$49.99, Jun 6 - Jul 16$49.99, May 3 - Jul 16$41.04, Jun 6 10:26 pm$49.99, Jun 6 - Jul 16$49.99, May 3 - Jul 16$43.06, Jun 25 7:55 pm$49.99, Jun 6 - Jul 16$49.99, May 3 - Jul 16$40.58, Jun 26 - Jun 30$49.99, Jun 6 - Jul 16$49.99, May 3 - Jul 16$43.06, Jul 1 - Jul 15$49.99, Jun 6 - Jul 16$49.99, May 3 - Jul 16$37.99, Jul 16 5:53 pm$49.99, Jul 20 - Nov 20$49.99, Jul 20 - Sep 8$43.06, Jul 20 - Aug 14$49.99, Jul 20 - Nov 20$49.99, Jul 20 - Sep 8$40.58, Aug 15 - Aug 27$49.99, Jul 20 - Nov 20$49.99, Jul 20 - Sep 8$40.16, Aug 29 9:31 pm$49.99, Jul 20 - Nov 20$49.99, Jul 20 - Sep 8$39.37, Sep 1 - Sep 2$49.99, Jul 20 - Nov 20$49.99, Jul 20 - Sep 8$39.69, Sep 4 - Sep 13$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$39.69, Sep 4 - Sep 13$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$45.90, Sep 14 - Oct 7$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$40.56, Oct 8 5:20 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$42.76, Oct 10 10:19 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$43.35, Oct 13 9:15 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$43.91, Oct 16 6:28 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$44.66, Oct 18 12:46 pm$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$44.32, Oct 20 7:31 pm$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$39.23, Oct 23 4:50 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$41.68, Oct 25 12:00 pm$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$41.50, Oct 28 12:54 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$41.71, Oct 29 1:14 pm$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$39.92, Nov 1 4:11 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$39.76, Nov 2 12:57 pm$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$40.49, Nov 5 9:26 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$41.59, Nov 9 5:16 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$40.98, Nov 12 6:00 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$35.37, Nov 15 1:57 am$55.98, Sep 9 - Nov 20$49.99, Jul 20 - Nov 20$36.39, Nov 18 7:01 pm$46.02, Nov 21 - Nov 22$46.02, Nov 21 - Nov 22$35.18, Nov 21 5:24 am$45.49, Nov 23 10:35 am$45.49, Nov 23 10:35 am$30.27, Nov 23 11:50 pm$45.14, Nov 26 - Nov 27$45.14, Nov 26 - Nov 27$28.57, Nov 26 4:55 am$45.11, Nov 28 - Nov 29$45.11, Nov 28 - Nov 29$29.87, Nov 29 3:49 am$44.97, Nov 30 - Dec 1$44.97, Nov 30 - Dec 1$32.90, Dec 1 3:34 am$45.36, Dec 2 - Dec 4$45.36, Dec 2 - Dec 4$36.25, Dec 3 4:18 am$45.59, Dec 5 - Dec 8$45.59, Dec 5 - Dec 8$39.66, Dec 5 - Dec 8$46.00, Dec 9 - Dec 10$46.00, Dec 9 - Dec 10$40.02, Dec 9 - Dec 10$45.14, Dec 12 - Dec 13$45.14, Dec 12 - Dec 13$39.27, Dec 13 - Dec 14$44.81, Dec 14 - Dec 15$44.81, Dec 14 - Dec 15$38.98, Dec 15 1:13 pm$43.94, Dec 18 3:48 pm$43.94, Dec 18 3:48 pm$38.23, Dec 18 3:48 pm$44.00, Dec 21 12:28 pm$44.00, Dec 21 12:28 pm$38.28, Dec 21 12:28 pm$45.60, Dec 30 - Dec 31$45.60, Dec 30 - Dec 31$39.78, Dec 29 - Dec 30$45.48, Dec 31 - Jan 2$45.48, Dec 31 - Jan 2$39.57, Jan 2 7:51 am$45.48, Dec 31 - Jan 2$45.42, Jan 2 8:00 pm$39.57, Jan 2 7:51 am$45.93, Jan 11 - Jan 12$45.93, Jan 11 - Jan 12$37.66, Jan 11 - Jan 12$46.35, Jan 14 - Jan 16$46.35, Jan 14 - Jan 16$38.01, Jan 14 - Jan 16$46.06, Jan 19 - Jan 20$46.06, Jan 19 - Jan 20$40.07, Jan 19 - Jan 21$46.31, Jan 21 - Jan 23$46.31, Jan 21 - Jan 23$40.07, Jan 19 - Jan 21$47.52, Jan 24 - Jan 25$47.52, Jan 24 - Jan 25$37.46, Jan 24 - Jan 25$45.70, Jan 25 - Jan 26$45.70, Jan 25 - Jan 26$36.02, Jan 26 6:19 pm$45.64, Jan 27 - Jan 29$45.64, Jan 27 - Jan 29$38.53, Jan 29 1:19 am$45.36, Jan 30 - Jan 31$45.36, Jan 30 - Jan 31$39.46, Jan 30 - Jan 31$45.59, Jan 31 - Feb 5$45.59, Jan 31 - Feb 5$39.66, Feb 1 - Feb 2$45.59, Jan 31 - Feb 5$45.59, Jan 31 - Feb 5$38.12, Feb 5 3:13 pm$45.44, Feb 7 - Feb 8$45.44, Feb 7 - Feb 8$39.53, Feb 7 - Feb 9$44.56, Feb 9 - Feb 10$44.56, Feb 9 - Feb 10$38.77, Feb 10 7:54 am$44.48, Feb 11 - Feb 12$44.48, Feb 11 - Feb 12$38.70, Feb 11 - Feb 12$44.02, Feb 13 - Feb 17$44.02, Feb 13 - Feb 17$38.30, Feb 13 - Feb 17$45.02, Feb 17 - Feb 20$45.02, Feb 17 - Feb 20$39.17, Feb 17 - Feb 20$44.25, Feb 21 - Feb 22$44.25, Feb 21 - Feb 22$38.50, Feb 21 - Feb 22$43.82, Feb 23 - Feb 24$43.82, Feb 23 - Feb 24$38.12, Feb 23 - Feb 24$43.85, Feb 25 - Feb 27$43.85, Feb 25 - Feb 27$38.15, Feb 25 - Feb 27$43.95, Feb 28 - Mar 2$43.95, Feb 28 - Mar 2$38.24, Feb 28 - Mar 2$44.51, Mar 3 - Mar 5$44.51, Mar 3 - Mar 5$38.33, Mar 4 11:02 am$43.62, Mar 6 - Mar 7$43.62, Mar 6 - Mar 7$37.95, Mar 6 1:31 pm$43.03, Mar 8 4:01 pm$43.03, Mar 8 4:01 pm$34.44, Mar 8 4:01 pm$43.08, Mar 9 - Mar 12$43.08, Mar 9 - Mar 12$34.91, Mar 11 12:21 pm$43.42, Mar 13 - Mar 14$43.42, Mar 13 - Mar 15$31.84, Mar 13 8:34 am$43.42, Mar 13 - Mar 14$43.42, Mar 13 - Mar 15$33.02, Mar 14 12:48 pm$43.64, Mar 19 - Mar 20$43.42, Mar 13 - Mar 14$37.97, Mar 19 - Mar 20$43.42, Mar 13 - Mar 14$43.05, Mar 21 12:15 pm$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$43.20, Mar 22 - Mar 25$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$42.34, Mar 25 - Mar 28$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$42.97, Mar 29 - Mar 30$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$43.15, Mar 31 - Apr 2$37.45, Mar 21 12:15 pm$44.27, Apr 4 - Apr 6$43.42, Mar 13 - Mar 14$37.45, Mar 21 12:15 pm$44.89, Apr 7 - Apr 8$43.42, Mar 13 - Mar 14$37.45, Mar 21 12:15 pm$44.10, Apr 9 3:59 am$43.42, Mar 13 - Mar 14$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$43.40, Apr 10 - Apr 12$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$41.68, Apr 13 - Apr 17$37.45, Mar 21 12:15 pm$43.47, Apr 17 - Apr 18$43.42, Mar 13 - Mar 14$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$40.78, Apr 22 4:05 am$37.45, Mar 21 12:15 pm$43.42, Mar 13 - Mar 14$41.37, Apr 24 - Apr 25$35.04, Apr 24 9:00 am$43.42, Mar 13 - Mar 14$41.37, Apr 25 - Apr 26$33.10, Apr 25 - Apr 26$43.42, Mar 13 - Mar 14$41.24, Apr 28 - May 1$32.99, Apr 28 - May 1$43.42, Mar 13 - Mar 14$41.74, May 2 - May 4$33.39, May 2 - May 4$43.42, Mar 13 - Mar 14$41.71, May 6 - May 7$33.37, May 6 - May 7$43.42, Mar 13 - Mar 14$43.01, May 10 - May 12$33.75, May 11 3:12 am$43.51, May 13 - May 14$43.42, Mar 13 - Mar 14$33.86, May 13 - May 14$43.42, Mar 13 - Mar 14$42.66, May 15 - May 16$32.44, May 16 9:41 am$43.42, Mar 13 - Mar 14$42.89, May 17 8:53 am$31.87, May 17 8:53 am$43.83, May 19 - May 21$43.42, Mar 13 - Mar 14$33.67, May 20 4:34 pm$43.42, Mar 13 - Mar 14$43.02, May 22 - May 23$29.79, May 23 11:26 pm$43.42, Mar 13 - Mar 14$42.53, May 25 - May 26$31.23, May 26 3:20 am$43.42, Mar 13 - Mar 14$42.76, May 28 - May 29$31.97, May 28 10:07 am$43.42, Mar 13 - Mar 14$43.17, May 30 7:37 pm$32.31, May 30 7:37 pm$43.42, Mar 13 - Mar 14$42.14, Jun 1 - Jun 3$35.16, Jun 1 12:36 am$43.42, Mar 13 - Mar 14$41.87, Jun 4 5:41 pm$35.16, Jun 1 12:36 am$43.42, Mar 13 - Mar 14$42.46, Jun 5 - Jun 8$35.16, Jun 1 12:36 am$43.42, Mar 13 - Mar 14$41.76, Jun 9 - Jun 10$35.50, Jun 9 - Jun 10$43.43, Jun 11 5:16 pm$43.42, Mar 13 - Mar 14$33.54, Jun 11 5:16 pm$55.98, Jun 12 - Jun 14$49.99, Jun 12 - Dec 11$38.63, Jun 14 8:45 am$49.99, Jun 12 - Dec 11$42.81, Jun 15 - Jun 18$34.25, Jun 15 - Jun 19$49.99, Jun 12 - Dec 11$42.16, Jun 19 - Jun 21$34.25, Jun 15 - Jun 19$49.99, Jun 12 - Dec 11$41.77, Jun 22 - Jun 25$32.04, Jun 22 7:59 am$49.99, Jun 12 - Dec 11$41.64, Jun 26 - Jul 2$32.04, Jun 22 7:59 am$49.99, Jun 12 - Dec 11$42.24, Jul 4 - Jul 5$32.04, Jun 22 7:59 am$49.99, Jun 12 - Dec 11$41.99, Jul 6 - Jul 9$32.04, Jun 22 7:59 am$49.99, Jun 12 - Dec 11$41.99, Jul 6 - Jul 9$33.59, Jul 9 11:27 am$49.99, Jun 12 - Dec 11$41.77, Jul 10 10:26 pm$33.42, Jul 10 10:26 pm$49.99, Jun 12 - Dec 11$41.54, Jul 13 - Jul 16$33.23, Jul 13 - Jul 16$49.99, Jun 12 - Dec 11$41.05, Jul 17 - Jul 18$32.84, Jul 17 - Jul 18$49.99, Jun 12 - Dec 11$42.66, Jul 21 - Jul 22$35.58, Jul 21 2:03 pm$49.99, Jun 12 - Dec 11$42.70, Jul 23 - Jul 24$36.30, Jul 23 - Jul 24$49.99, Jun 12 - Dec 11$42.32, Jul 26 6:20 am$35.97, Jul 26 6:20 am$49.99, Jun 12 - Dec 11$42.36, Jul 27 - Jul 28$36.01, Jul 27 - Jul 28$49.99, Jun 12 - Dec 11$42.63, Jul 29 - Aug 1$36.07, Jul 29 - Jul 30$49.99, Jun 12 - Dec 11$42.82, Aug 2 - Aug 3$36.07, Jul 29 - Jul 30$49.99, Jun 12 - Dec 11$42.78, Aug 4 - Aug 6$36.07, Jul 29 - Jul 30$49.99, Jun 12 - Dec 11$43.44, Aug 7 11:55 am$34.75, Aug 7 11:55 am$49.99, Jun 12 - Dec 11$43.31, Aug 8 - Aug 11$34.65, Aug 8 - Aug 11$49.99, Jun 12 - Dec 11$47.89, Aug 15 - Aug 16$38.31, Aug 15 3:07 am$49.99, Jun 12 - Dec 11$47.63, Aug 16 - Aug 17$38.10, Aug 16 - Aug 17$49.99, Jun 12 - Dec 11$47.46, Aug 19 - Aug 20$37.97, Aug 19 - Aug 20$49.99, Jun 12 - Dec 11$49.03, Aug 21 3:16 pm$38.04, Aug 21 3:16 pm$49.99, Jun 12 - Dec 11$49.77, Aug 24 10:32 am$42.30, Aug 24 10:32 am$50.43, Aug 26 - Aug 27$49.99, Jun 12 - Dec 11$42.30, Aug 24 10:32 am$50.31, Aug 28 - Aug 29$49.99, Jun 12 - Dec 11$42.30, Aug 24 10:32 am$51.16, Aug 31 3:57 pm$49.99, Jun 12 - Dec 11$42.30, Aug 24 10:32 am$51.00, Sep 1 - Sep 2$49.99, Jun 12 - Dec 11$40.80, Sep 1 - Sep 2$52.48, Sep 4 10:57 am$49.99, Jun 12 - Dec 11$41.98, Sep 4 10:57 am$53.23, Sep 8 10:39 am$49.99, Jun 12 - Dec 11$42.58, Sep 8 10:39 am$54.20, Sep 10 - Sep 11$49.99, Jun 12 - Dec 11$43.36, Sep 10 - Sep 11$53.76, Sep 13 - Sep 15$49.99, Jun 12 - Dec 11$43.01, Sep 13 - Sep 15$53.55, Sep 17 8:11 am$49.99, Jun 12 - Dec 11$42.84, Sep 17 8:11 am$53.90, Sep 19 7:30 am$49.99, Jun 12 - Dec 11$42.90, Sep 19 7:30 am$53.58, Sep 22 - Sep 23$49.99, Jun 12 - Dec 11$40.73, Sep 22 5:50 am$53.88, Sep 25 - Sep 26$49.99, Jun 12 - Dec 11$36.82, Sep 25 5:34 am$54.61, Sep 27 - Sep 28$49.99, Jun 12 - Dec 11$37.23, Sep 27 6:14 am$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$40.33, Sep 30 - Oct 1$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$40.73, Oct 2 6:12 am$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$41.87, Oct 5 8:50 am$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$42.29, Oct 7 10:46 am$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$43.49, Oct 9 1:27 pm$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$44.34, Oct 11 3:27 pm$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$45.23, Oct 13 4:17 pm$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$45.66, Oct 15 4:27 pm$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$47.49, Oct 19 3:11 pm$55.98, Sep 30 - Dec 8$49.99, Jun 12 - Dec 11$47.58, Oct 21 - Dec 8$54.99, Dec 11 - Mar 30$49.99, Jun 12 - Dec 11$46.74, Dec 11 - Dec 16$54.99, Dec 11 - Mar 30$49.99, Jun 12 - Dec 11$43.99, Dec 19 - Jan 5$54.99, Dec 11 - Mar 30$49.99, Jun 12 - Dec 11$46.74, Jan 6 - Jan 28$54.99, Dec 11 - Mar 30$49.99, Jun 12 - Dec 11$42.22, Jan 31 4:20 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$40.96, Feb 2 5:02 pm$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$41.06, Feb 5 7:49 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$42.17, Feb 9 5:38 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$41.28, Feb 11 8:11 pm$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$44.73, Feb 15 10:16 pm$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$44.20, Feb 18 3:35 pm$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$42.88, Feb 21 11:09 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$42.74, Feb 24 6:19 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$42.63, Feb 27 12:03 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$44.06, Mar 1 4:23 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30$21.85, Mar 6 5:15 am$54.99, Dec 11 - Mar 30$54.89, Feb 2 - Mar 30 2,77843,957 31,250 15,625 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr 2015 2016

Price Details

New

Latest $54.99 1 day ago
Highest $55.98 Sep 30, '15
Lowest $35.32 Sep 14, '13
Average $54.99 (30d avg)
$54.99 (90d avg)
$55.37 (180d avg)
$50.20 (365d avg)
$48.48 (Lifetime average)
Added Sep 14, 2013

3rd Party New

Latest $54.89 1 day ago
Highest $54.89 Feb 2, '16
Lowest $29.99 Nov 18, '13
Average $54.89 (30d avg)
$54.89 (90d avg)
$51.53 (180d avg)
$50.94 (365d avg)
$44.86 (Lifetime average)
Added Sep 14, 2013

3rd Party Used

Last Seen $21.85 Mar 6, '16
Highest $47.58 Oct 21, '15
Lowest $21.85 Mar 6, '16
Average $44.06 (30d avg)
$44.37 (90d avg)
$45.49 (180d avg)
$40.60 (365d avg)
$40.38 (Lifetime average)
Added Sep 14, 2013

Sales Rank

30 day average: 12,910
90 day average: 13,605

Product Description

This Ventamatic Dual Temp/Humidity Control helps power attic ventilators equalize inside and outside attic temperatures to remove excess heat from your attic in summer and humidity in winter. Accessory Type Ventilation accessory. Year-round control removes excess humidity and protects roofing components Controls up to three units, not to exceed 10 amps

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