00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford Aqua-Kem Toss-Ins Morning Sky 100 Ct Bulk Singles #96080
$186.66
$237.08
Thetford 96080 Sanitation ChemicalsAqua-Chem Toss-Ins are the most powerful odor control available, liquefying waste and breaking down tissue fast to prevent clogging. Their powerful detergents clean tank walls and drain lines, working around the clock in all weather conditions. The formula is 100% biodegradable and environmentally safe when disposed of properly.
The most powerful odor control available
Liquefies waste and breaks down tissue fast to prevent clogging
Powerful detergents clean tank walls and drain lines
100% biodegradable liquid and environmentally safe when disposed of properly
Morning Sky scent
Normalized SKU: 96080UPC Code: 028985960805
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford Aqua-Kem Toss-Ins Powder Fresh 100 Ct Bulk Singles #96047
$183.07
$232.52
Thetford 96047 Sanitation ChemicalsAqua-Chem Toss-Ins are the most powerful odor control available, liquefying waste and breaking down tissue fast to prevent clogging. Their powerful detergents clean tank walls and drain lines, working around the clock in all weather conditions. The formula is 100% biodegradable and environmentally safe when disposed of properly.
The most powerful odor control available
Liquefies waste and breaks down tissue fast to prevent clogging
Powerful detergents clean tank walls and drain lines
100% biodegradable liquid and environmentally safe when disposed of properly
Powder Fresh scent
Normalized SKU: 96047UPC Code: 028985960478
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford Aqua-Kem Toss-Ins Powder Fresh Display of 12 Singles #96079
$31.23
$37.28
Thetford 96079 Sanitation ChemicalsAqua-Kem is the most trusted holding tank deoderant; it's powerful, convenient, and effective. Aqua-Kem is the #1 selling holding tank deoderant of all time because it does the job better than any other product. The ultimate in convenience! Simply toss ‘em into the tank. These water-soluble packets dissolve fast to deliver great deodorizing power and cleaning action.
The ultimate in convenience!
Water-soluble packets dissolve fast
Delivers great deodorizing power and cleaning action
Powerful, convenient, and effective
Features a pleasant Powder Fresh scent
Normalized SKU: 96079UPC Code: 028985960799
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford Grey Water Odor Control 20 oz #15842
$9.21
$10.99
Thetford 15842 Sanitation ChemicalsPrevents offensive odors in drains and vents. Prevents grease build-up in holding tank. No chlorine or solvents to damage valve seals. Non-staining. Pleasant floral scent. Environmentally safe and comes in a size of 20 oz.
Grey Water Odor Control - 20 oz.
Prevents offensive odors
No chlorine or solvents
Pleasant floral scent
Environmentally safe
Normalized SKU: 15842UPC Code: 028985158424
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Star brite
Star Brite Odor Away Holding Tank Treatment 64 oz #76364
$38.64
$46.37
Star Brite 76364 Sanitation Chemicals
Star brite® Odor Away Holding Tank Treatment uses natural nitrate compounds to accelerate the waste breakdown process while eliminating offensive odors. Nitrates are an environmentally friendly way to treat waste.
Features
Formaldehyde-free
Breaks down waste & tissue
Biodegradable
Directions
Shake well before use.
HOLDING TANKS:Add 4 fl. oz. (118 ml) of Odor Away Holding Tank Treatment to one gallon (3.78 L) of water for every 40 gallons (151 L) tank capacity.
PORTABLE TOILETS:Add 2 fl. oz. (60 ml) of Odor Away Holding Tank Treatment in 1 to 2 quarts (.95-1.9 L) of water. Note: Thoroughly rinse the holding tank prior to starting a new type of treatment.
8 oz: Treats up to 40 Gallons32 oz: Treats up to 320 Gallons64 oz: Treats up to 640 Gallons
Normalized SKU: 76364UPC Code: 071247763645
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Star brite
Star Brite Bio Odor Holding Tank Treatment 32 oz #75032
$19.16
$22.87
Star Brite 75032 Sanitation Chemicals
Star brite® Bio Odor Holding Tank Treatment is extremely effective at breaking down waste and mitigating odor over extended periods of time. The unique bioactivated formula is environmentally friendly and can be used in all holding tanks.
Features
Powerful enzymes digest waste and paper
Safe for septic tanks
Cleans all holding tanks
Directions
PREPARE HOLDING TANK:Holding tank must be completely free of any other type of holding tank chemicals or treated effluent; Star brite Bio Odor will not function properly if it becomes contaminated by any other type of chemical holding tank treatments or previously treated waste.
Shake well before using. Thoroughly flush out the holding tank with fresh water to remove all other treatments and effluent. To activate, pour 1 quart (946 ml) of warm water into the toilet bowl and then add 2 fl oz (59 ml) of Star brite Bio Odor for every 10 gallons (37 L) of holding tank capacity - do not flush! Allow mixture to remain in the bowl for 30 minutes before flushing into holding tank. Keep the product in a cool, dry location where the temperature does not fall below 40°F (4°C).
8 oz: Treats up to 40 Gallons32 oz: Treats up to 160 Gallons
Normalized SKU: 75032UPC Code: 071247750324
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Star brite
Star Brite Odor Away Holding Tank Treatment 32 oz #76332
$22.80
$27.21
Star Brite 76332 Sanitation Chemicals
Star brite® Odor Away Holding Tank Treatment uses natural nitrate compounds to accelerate the waste breakdown process while eliminating offensive odors. Nitrates are an environmentally friendly way to treat waste.
Features
Formaldehyde-free
Breaks down waste & tissue
Biodegradable
Directions
Shake well before use.
HOLDING TANKS:Add 4 fl. oz. (118 ml) of Odor Away Holding Tank Treatment to one gallon (3.78 L) of water for every 40 gallons (151 L) tank capacity.
PORTABLE TOILETS:Add 2 fl. oz. (60 ml) of Odor Away Holding Tank Treatment in 1 to 2 quarts (.95-1.9 L) of water. Note: Thoroughly rinse the holding tank prior to starting a new type of treatment.
8 oz: Treats up to 40 Gallons32 oz: Treats up to 320 Gallons64 oz: Treats up to 640 Gallons
Normalized SKU: 76332UPC Code: 071247763324
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Star brite
Star Brite Odor Away Holding Tank Treatment 8 oz #76308
$27.37
$32.67
Star Brite 76308 Sanitation Chemicals
Star brite® Odor Away Holding Tank Treatment uses natural nitrate compounds to accelerate the waste breakdown process while eliminating offensive odors. Nitrates are an environmentally friendly way to treat waste.
Features
Formaldehyde-free
Breaks down waste & tissue
Biodegradable
Directions
Shake well before use.
HOLDING TANKS:Add 4 fl. oz. (118 ml) of Odor Away Holding Tank Treatment to one gallon (3.78 L) of water for every 40 gallons (151 L) tank capacity.
PORTABLE TOILETS:Add 2 fl. oz. (60 ml) of Odor Away Holding Tank Treatment in 1 to 2 quarts (.95-1.9 L) of water. Note: Thoroughly rinse the holding tank prior to starting a new type of treatment.
8 oz: Treats up to 40 Gallons32 oz: Treats up to 320 Gallons64 oz: Treats up to 640 Gallons
Normalized SKU: 76308UPC Code: 071247994780
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Star brite
Star Brite Bio Odor Holding Tank Treatment 8 oz #75008
$23.72
$28.31
Star Brite 75008 Sanitation Chemicals
Star brite® Bio Odor Holding Tank Treatment is extremely effective at breaking down waste and mitigating odor over extended periods of time. The unique bioactivated formula is environmentally friendly and can be used in all holding tanks.
Features
Powerful enzymes digest waste and paper
Safe for septic tanks
Cleans all holding tanks
Directions
PREPARE HOLDING TANK:Holding tank must be completely free of any other type of holding tank chemicals or treated effluent; Star brite Bio Odor will not function properly if it becomes contaminated by any other type of chemical holding tank treatments or previously treated waste.
Shake well before using. Thoroughly flush out the holding tank with fresh water to remove all other treatments and effluent. To activate, pour 1 quart (946 ml) of warm water into the toilet bowl and then add 2 fl oz (59 ml) of Star brite Bio Odor for every 10 gallons (37 L) of holding tank capacity - do not flush! Allow mixture to remain in the bowl for 30 minutes before flushing into holding tank. Keep the product in a cool, dry location where the temperature does not fall below 40°F (4°C).
8 oz: Treats up to 40 Gallons32 oz: Treats up to 160 Gallons
Normalized SKU: 75008UPC Code: 071247994773
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Biokleen
Biokleen Kleen Waste Holding Tank Treatment 55-Gallon #M01716
$1,324.95
$1,350.57
Biokleen M01716 Sanitation ChemicalsKleen Waste Holding Tank Treatment deodorizes, cleans lines, and breaks down waste and tissue in boats, RVs, and portable restrooms. Effective and formaldehyde-free formula. Leaves the holding tank or head clean and smelling like fresh, wild Michigan cherries. Biodegradable, non-aerosol.
RV holding tank treatment deodorizes, cleans lines and breaks down waste and tissue in RVs, boats, and portable restrooms
Effective, formaldehyde-free formula
Leaves holding tank or head clean and smelling like fresh, wild Michigan Cherries
Biodegradable, non-aerosol
Size: 55 Gallons
Normalized SKU: M01716UPC Code: 058957017169
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Biokleen
Biokleen Kleen Waste Holding Tank Treatment 5-Gallon #M01715
$172.95
$212.77
Biokleen M01715 Sanitation ChemicalsKleen Waste Holding Tank Treatment deodorizes, cleans lines, and breaks down waste and tissue in boats, RVs, and portable restrooms. Effective and formaldehyde-free formula. Leaves the holding tank or head clean and smelling like fresh, wild Michigan cherries. Biodegradable, non-aerosol.
RV holding tank treatment deodorizes, cleans lines and breaks down waste and tissue in RVs, boats, and portable restrooms
Effective, formaldehyde-free formula
Leaves holding tank or head clean and smelling like fresh, wild Michigan Cherries
Biodegradable, non-aerosol
Size: 5 Gallons
Normalized SKU: M01715UPC Code: 058957017152
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Biokleen
Biokleen Kleen Waste Holding Tank Treatment 1-Gallon #M01709
$35.95
$41.03
Biokleen M01709 Sanitation ChemicalsKleen Waste Holding Tank Treatment deodorizes, cleans lines, and breaks down waste and tissue in RV holding tanks, boat holding tanks, and portable restrooms. Kleen Waste features an effective formaldehyde-free formula. Leaves the holding tank or head clean and smelling like fresh, wild Michigan Cherries. Biodegradable, non-aerosol.
Deodorizes, cleans lines, valves and probes
Breaks down waste and all tissue
Formaldehyde-free formula
Effective in black and grey tanks
Biodegradable, non-aerosol
Normalized SKU: M01709UPC Code: 058957017091
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
3M Marine
3M High Performance Oil Sorbent Pad 17" 19" 100 Pads #HP-156
$135.46
$168.16
3M Marine HP-156 Sanitation ChemicalsHigh capacity petroleum sorbents have a scrim on one side to increase strength and help eliminate linting. Conveniently sized pads allow the user to quickly spread sorbent over and in the path of a spill. This high capacity, low profile Sorbent pad, picks up petroleum based fluids, will not absorb water. For routine use, cleaning up small spills and wiping contaminated areas. Pads may also be used on a work surface in anticipation of a spill or as a wipe. 100 pads (19 inch X 17 inch) per bale, (37.5 gallons/bale).
For use in oil only Sorbent applications
Scrim on one side increases strength and helps eliminate linting
Pads are conveniently sized and may be re-used
Color: White
Normalized SKU: HP156UPC Code: 051138289911
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford 16 Dissolvable Packets In Pouch #96567
$13.92
$16.61
Thetford 96567 Sanitation ChemicalsHolding Tank Deodorant Dissolvable Toss-In Packets - 16 DosesFeatures:
EcoSmart
Toss-In Concentrates
Holding Tank Deodorant
Free and Clear - Fragrance, Dye and Formaldehyde Free
No Spill, Dissolvable Toss-In Packets
Designed for RV, Marine and Portable Sanitation Systems
Superior odor control and waste digestion
Biodegradable deodorant
16 doses
Normalized SKU: 96567UPC Code: 028985965671
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Thetford
Thetford Aqua Bio Sanitation Chemical 32 Oz #96607
$8.82
$10.53
Thetford 96607 Sanitation Chemicals
AquaBio RV Holding Tank Treatment - Citrus Twist Scent - Formaldehyde Free - 32oz
AquaBio, a twist on RV holding tank treatments, offers today’s RVers a Formaldehyde and Bronopal Free formula. Thetford’s next generation of holding tank solutions is campground friendly and complies with California regulations. The quick-acting holding tank treatment eliminates odors while digesting waste and toilet paper to prevent clogging, all without any harsh chemicals. Proudly made in the USA, Thetford’s New AquaBio is formulated and tested safe for all RV toilets, holding tanks, and septic systems.
Features:
Superior odor control and waste digestion for RV holding and marine septic tanks
Fresh citrus twist scent packed into a powerful formula
Treats up to 40-gallon holding tanks
California compliant campground friendly formula
Formaldehyde and bronopol free
Normalized SKU: 96607UPC Code: 028985966074
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sudbury Boat Care
Sudbury Holding Tank Kem 8 oz 6 Pk. #826-86
$15.48
$18.48
Sudbury Boat Care 826-86 Sanitation ChemicalsHolding Tank Kem - 8oz *Case of 6*Boat and RV Holding Tank Kem holding tank cleaner and odor remover.Features:
Most powerful odor control available
Works around the clock in all weather conditions
Case of 6
Normalized SKU: 82686UPC Code: 898286002487
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Dometic
Dometic Max Control Holding Tank Deodorant 1.5 oz Bulk #379711001-KIT
$81.65
$101.36
Dometic 379711001-KIT Sanitation ChemicalsMax Control Holding Tank Deodorant - BULK Case - Six (6) 12 Pack of 1.5oz. PodsMax Control Advanced formaldehyde-free formula. Long lasting treatment eliminates and controls holding tank odors by breaking down waste and toilet tissue. Features:
4 ounces treats a 40 gallon holding tank
BULK Case - Six (6) 12 Pack of 1.5oz. pods
Specifications:Type = Bilge & Holding TankNormalized SKU: 379711001KIT
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Dometic
Dometic Max Control Holding Tank Deodorant 1 Gallon Bulk #379700026-KIT
$117.86
$146.30
Dometic 379700026-KIT Sanitation ChemicalsMax Control Holding Tank Deodorant - BULK Case of Four (4) - One (1) Gallon Containers Max Control Advanced formaldehyde-free formula. Long lasting treatment eliminates and controls holding tank odors by breaking down waste and toilet tissue. Features:
4 ounces treats a 40 gallon holding tank
BULK CASE - four (4) one (1) gallon containers
Specifications:Type = Bilge & Holding TankNormalized SKU: 379700026KIT
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Dometic
Dometic Max Control Holding Tank Deodorant 32 oz Bulk #379700027-KIT
$58.01
$69.61
Dometic 379700027-KIT Sanitation ChemicalsMax Control Holding Tank Deodorant - BULK Case of Four (4) - 32oz. BottlesMax Control Advanced formaldehyde-free formula. Long lasting treatment eliminates and controls holding tank odors by breaking down waste and toilet tissue. Features:
4 ounces treats a 40 gallon holding tank
Four (4) - 32oz. bottles
Specifications:Type = Bilge & Holding TankNormalized SKU: 379700027KIT
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sudbury Boat Care
Sudbury Bio Holding Tank Treatment 4 oz #926
$13.93
$16.63
Sudbury Boat Care 926 Sanitation ChemicalsBio-Tank 40 Holding Tank Treatment - 4ozFeatures:
Non-Toxic
Bio-Tank 40 is safe and natural
Eliminates offensive odors
Specifically for your holding tank
Contains HT-40™
Directions: Mix 1oz of Bio-Tank 40 with one gallon of water for up to a 60 gallon tank (adjust dosage slightly to meet your specific need). Normalized SKU: 926UPC Code: 898286002647
Frequently Asked Questions
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.
Free Shipping
On most orders $149+ to the continental 48 US states.Secure Shopping
Fast, secure checkout with a variety of payment methods.Shop with confidence
25+ years serving the marine industry.Support center
Need help? Contact us via live chat, phone, or email.