4" Stainless-Steel Vent, 1000 cu. ft./hour, 4-3/4" Cutout Size from NICRO VENTILATION
Solar-powered ventilation 24/7 The improved design of Day/Night Plus Vents moves up to 1000 cubic feet per hour, freshening your cabin 24/7 by running on solar power during the day, while charging a small battery to run at night. The constant flow of air produced by these vents helps to keep boat interiors dry which extends the life of upholstery, electronics and metal components. Install a pair of these to create efficient cross ventilation. Draw: No external power (NiMH battery/solar cell) .

3" White Plastic Vent, 600 cu.ft./hour, 3-3/4" Cutout Size from NICRO VENTILATION
Solar-powered ventilation 24/7 The improved design of Day/Night Plus Vents moves up to 1000 cubic feet per hour, freshening your cabin 24/7 by running on solar power during the day, while charging a small battery to run at night. The constant flow of air produced by these vents helps to keep boat interiors dry which extends the life of upholstery, electronics and metal components. Install a pair of these to create efficient cross ventilation. Draw: No external power (NiMH battery/solar cell) .

3" Stainless-Steel Vent, 600 cu.ft./hour, 3-3/4" Cutout Size from NICRO VENTILATION
Solar-powered ventilation 24/7 The improved design of Day/Night Plus Vents moves up to 1000 cubic feet per hour, freshening your cabin 24/7 by running on solar power during the day, while charging a small battery to run at night. The constant flow of air produced by these vents helps to keep boat interiors dry which extends the life of upholstery, electronics and metal components. Install a pair of these to create efficient cross ventilation. Draw: No external power (NiMH battery/solar cell) .

4" White Plastic Vent, 1000 cu.ft./hour, 4-3/4" Cutout Size from NICRO VENTILATION
Solar-powered ventilation 24/7 The improved design of Day/Night Plus Vents moves up to 1000 cubic feet per hour, freshening your cabin 24/7 by running on solar power during the day, while charging a small battery to run at night. The constant flow of air produced by these vents helps to keep boat interiors dry which extends the life of upholstery, electronics and metal components. Install a pair of these to create efficient cross ventilation. Draw: No external power (NiMH battery/solar cell) .

3"W x 16-7/8"L Louvered Vent, 3" for Vents, #6 Fastener Size from SEAFIT
These all-welded-construction vents are made from 304 stainless steel. Highly polished for maximum corrosion-resistance and good looks. Type: Louvered . Material: 304 stainless steel .

Solar Mini Vent 1000 from NICRO VENTILATION
It has a 100% waterproof shut-off damper operated from below. Vent attaches directly to the deck without a Nicro deckplate. Solar powered exhaust ventilation during daylight - passive exhaust at night . No batteries or wiring required . Whisper-quiet fan operation . Durable white ABS construction . Shut-off damper to prevent water intrusion in rough seas . 2-year limited warranty and 5-year qualified warranty . Mounting hardware included. Optional Stainless steel cover available .

Air Vent 500 from NICRO VENTILATION
Nicro engineers have created a passive wind-powered vent that moves 600– 1000cu. ft. /hr. of air with just a 15-knot breeze! A locking shut-off damper may be operated from below. Passive wind-powered Durable white plastic housing Screws directly to the deck Uses standard 3" hole Allows the use of Nicro trim rings Measures only 2"H x 7" Diameter.

Recessed Louvered 8-Slot Vent from WEST MARINE
Flush mounting vent reduces damage to the vent and lines that may rub across the surface. Constructed of 316 stainless steel. Type: Louvered . Material: 316 stainless steel . Dimensions: 2-7/8"W x 16-3/8"L. Cutout Size: 1-7/8"W x 15-1/4"L . Fasteners: Six #6 RH fasteners .

Stainless Louvered Vent from SEAFIT
Stamped and polished stainless steel construction for 3" or 4" vents. Type: Louvered . Material: Stainless steel . Dimensions: 4-3/8"W x 12-13/16"L x 7/8"D. Cutout Size: 3-5/8"W x 12"L .

MiniVent 1000 Cover Ring from NICRO VENTILATION
For use on the Solar Mini-Vent 1000, or the Air Vent 500.

Replacement Battery from NICRO VENTILATION
Works with Nicro Solar Vents.

Low-Line PVC Cowl Ventilator, 8.4"H x 8"W from PLASTIMO
Offered with either a tall or a low-line cowl, these cowl/dorade box combos provide continuous ventilation without water intrusion. Dorade boxes have a water-sensitive valve which opens and closes automatically to let air in and keep water out. Flexible PVC cowls are safer than steel, yet strong enough to withstand kicks, snags and wallops. Cutout diameter is 3. 6".

Clamshell Vent, 1-5/8"H x 3-3/4"W x 4"L from PERKO
Type: Passive clamshell vent Material: Chrome-plated brass Warranty: Five years.

Clamshell Vent, 2-1/4"H x 5-3/4"W x 6-3/4"L from SEAFIT
Use the larger “B” shape to shield compartment vent holes and blower exhaust openings.

Vent-O-Mate, White from BECKSON MARINE INC
Keep rain out and let air circulate through the cabin with the Vent-O-Mate. Wind moving over the top of the vent creates a vacuum which removes air from your boat at the rate of 350cu. ft. /hr. in a 5-knot breeze. The design keeps rain out, even while open. Cutout: 4". Includes 8" protective white cover. Type: Passive vent . Material: Plastic, stainless . Draw: Non-powered .