Clip a code, save on the gear. Every coupon below is live from AlorAir — enter the code at checkout.
Ending soon
OI pro pick
5% OFF Expiring soon
Helios MP35 — 5% off (70 PPD, pump, up to 1,000 sq ft)
5%MP35
Ends Oct 11, 2026 — enter the code at checkout.
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OI pro pick
6% OFF Expiring soon
Galaxy 85P — extra 6% off (with pump)
GALAXY85PAW6
Ends Oct 16, 2026 — enter the code at checkout.
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OI pro pick
6% OFF Expiring soon
Galaxy 60P — extra 6% off (145 PPD, with pump)
GALAXY60PAW6
Ends Oct 16, 2026 — enter the code at checkout.
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OI pro pick
6% OFF Expiring soon
Galaxy 60 — extra 6% off (145 pint, up to 1,800 sq ft)
GALAXY60AW6
Ends Oct 16, 2026 — enter the code at checkout.
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OI pro pick
5% OFF Expiring soon
Sentinel HD55S White WiFi — 5% off
AW55S
Ends Oct 15, 2026 — enter the code at checkout.
Terms on the merchant page mention Sept 10 — confirm dates at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
5% OFF Expiring soon
HDi65S Black WiFi with pump — 5% off
AW65S
Ends Oct 15, 2026 — enter the code at checkout.
Terms on the merchant page mention Sept 10 — confirm dates at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
5% OFF Expiring soon
Sentinel HDi90 WiFi with condensate pump — 5% off
AW90
Ends Oct 15, 2026 — enter the code at checkout.
Terms on the merchant page mention Sept 10 — confirm dates at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
5% OFF Expiring soon
Sentinel HDi90 Ductable — 5% off
AW90D
Ends Oct 15, 2026 — enter the code at checkout.
Terms on the merchant page mention Sept 10 — confirm dates at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
Dehumidifier codes
OI pro pick
$2 OFF
Magnetic Dryer Vent Connector Kit — $2 off
Connector2
Ends Jun 30, 2027 — enter the code at checkout.
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OI pro pick
3% OFF
Sentinel HD55 (white) — extra 3% off
3%OFFSentinel HD55S
Ends Jul 31, 2027 — enter the code at checkout.
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OI pro pick
3% OFF
Sentinel HD55 (blue) — extra 3% off
3%OFFSentinel HD55
Ends Jul 31, 2027 — enter the code at checkout.
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OI pro pick
3% OFF
Sentinel HD55S Gold — 6% off (120 PPD, Energy Star)
HD55SGOLD6
Ends Aug 31, 2027 — enter the code at checkout.
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OI pro pick
10% OFF
Sentinel HDi65S Black WiFi — 10% off (120 PPD, pump)
HDi65S10
Ends Sep 30, 2027 — enter the code at checkout.
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OI pro pick
3% OFF
Helios MP55 — 3% off (120 PPD, pump, up to 1,500 sq ft)
NEW3
Ends Oct 1, 2027 — enter the code at checkout.
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OI pro pick
3% OFF
Sentinel HDi65 Black — extra 3% off
3%OFFSentinel HDi65S
Ends Dec 7, 2027 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
3% OFF
Sentinel HD55P — extra 3% off
3%OFFSentinel HD55P
Ends Dec 7, 2027 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
3% OFF
Wholesale dehumidifier packs — 3% off (contractor bulk)
Wholesale3
Ends Jun 30, 2028 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
6% OFF
Sentinel HD55 Blue WiFi — 6% off (113 PPD, app control)
HD55B6%OFF
Ends Jun 17, 2030 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
8% OFF
Galaxy 60P — 8% off (145 PPD, pump + drain hose)
Galaxy60P8%OFF
Ends Jun 17, 2030 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
10% OFF
Sentinel HDi100 — 10% off (220 PPD)
HDi100OFF10%
Ends Jul 17, 2030 — enter the code at checkout.
Some links are affiliate links — we may earn a commission at no extra cost to you.
Bundle & combo deals — no code needed
OI pro pick
23% OFF
Sentinel HDi90 + 10mil vapor barrier encapsulation kit — 23% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
20% OFF
Galaxy 60P + Ventirpro 540 fan combo — 20% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
24% OFF
Sentinel HDi100 + VentirMax 780SD fan combo — 24% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
23% OFF
Sentinel HDi120 + VentirPro 720S fan combo — 23% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
19% OFF
Helios D35 + Ventirpro 540S fan combo — 19% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
19% OFF
Helios MP35 + VentirMax 570SD fan combo — 19% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
16% OFF
Helios MP55 + VentirPro-S2 fan combo — 16% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
15% OFF
Sentinel HD55P + Ventirpro 260 fan combo — 15% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
OI pro pick
20% OFF
Sentinel HD35P + Ventirpro 540 combo — 20% off
Ends Jun 29, 2028 — no code needed, discount applies at the link.
Some links are affiliate links — we may earn a commission at no extra cost to you.
Anniversary sale
OI pro pick
Up to 30% OFF
AlorAir 10th Anniversary Sale — up to 30% off + free gifts
Sep 1 – Nov 30, 2026 — sitewide celebration pricing, no code needed.
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More deals from our family of sites
Sister site
L & N Farms — Coupons
Homestead moisture-control deals from our sister site.