Trolling Motors, Shop When the foam got to the hole I put the plug in and placed a weight on it until it stopped expanding. With respect to boat flotation, the two common styrofoams are expanded polystyrene and extruded polystyrene. i just think the sugar been finer might be better than sand or did you get a fine finish also? The metal parts of your boat are what you really need to account for. she is 4.8m long her widest beam is 2.1m her deepest depth is 500mm so i just worked it out on the larger sizes to get rough measurements. ' April l, 1969 M. KRENZLER 3,435,470 . Holders, Cabin Accessories & i just think the sugar been finer might be better than sand or did you get a fine finish also? The total weight of the soaked foam must have been a few hundred pounds. Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Most boat builders too. Waxes, Boat Cleaning Its closed-cell structure enables it to resist water absorption for many years, making it ideal for filling pontoons and cavities in kayaks and beneath boat decks. Seats, Fishing Boat Re: Filling your bilge with foam I applied my foam after the floor was installed. & Circuit I am not sure what any chemical reaction may be with the surface material of the boat either. Insurance, Boat Tops, Bimini Top most non commercial “foam in a can” is open celled and absorbs water like a sponge.If you swamp your cockpit at best, the boat will weigh a lot more and stay swamped, at worst you might sink the boat. Galley, Covers and INVENTOR. Just found this link and it answer my question. Biminis, View Biminis, Paint and Common Applications: Our 2LB density marine foam is recommended for void filling in nonstructural applications. Anchor Box Anchors, Fishing Rod & Reel Holder, Anchor & Dock Locks, Boat Deck Hardware, Boat Cabin All, Boat Bimini 25-1 - Pour-in-place foam can be used in void areas of the hull for flotation purposes. AN Now, Shop However, it is better to think of it as water resistant and not water proof. Distribution, ProMariner ProNautic Thanks for that Sardinella, tell me how much did it cost u to do and was it easy enough that 1 could do it ur self? The Right Fit, Shop By Boat, Boat Buyers Just drilled a 3" hole thru deck and mounted the bilge pump in the hull. Covers, Other Parts, Inflatable Products, Carbon Monoxide & Blocks, Marine Does it provide for a smoother ride across the water or make things a little more quite in the boat? It will never be in salt water and never be miles and miles off shore. Tables, Minn Kota A … In boats, filling the hull with polyurethane ensures the boat's buoyancy and the insulation of the cold stores and freezers. The recommended method to replace marine flotation foam in a hull cavity is to remove the deck and spray the foam between the stringers. You must log in or register to reply here. Accessories, Pontoon Bimini Although not directly comparable to a Boston Whaler, the article includes some interesting information on various methods of producing a suitable vacuum for the drying process. Forget the foam. It can also help slow down a leak if you put a hole in the hull by running into a rock, log or whatever (never happen) and it is an effective sound barrier. I paid about R2600-00 for 25l RX121 and and 25l of desmodur = 50L x 25kg/liter = approx 1250kg's worth of buoyancy. Re: Foam Filling Boat To find the leak, add some detector dye to water and pour into the hull when the boat is on the trailer or (ideally) on an adjustable stand/cradle. for Sale, Buy A Any foam ideas anyone has would be greatly appreciated. Fasteners, Boat Windshield Rafts, Paddle Wells, Toilet & Waste Available in 2 lb & 6 lb density. It is what foam coffee cups and styrofoam coolers are made from. This means it does not readily absorb water. LEO M KRENZLER ATTORNEY United States Patent O 3,435,470 FOAM-FILLED BOAT HULL Leo M. Krenzler, 311 E. Alexander, Tacoma, Wash. 98421 Filed Aug. 7, 1967, Ser. Starters, Marine Solar Power Manufacturer, Boat Tables & Sondor supply the spongy foam for seats etc (mostly XP33). Parts, Wash Down Repairing larger holes in your Boston Whaler hull can be a little more involved than small dings, however, the process is still relatively simple. tell me to get a non slip floor a guy told me to use brown sugar to cover the deck and after it has dried to seal it this should work? In that case, we will often use scored foam (= contoured foam). Zincs, Generator Deals, Boat Seats Accessories, Big Jon If the foam is a must what is the most cost efficient way to add foam. I think would answer the question for this thread as well. (that was all that was available at the time!!) Accessories, Marine DC Power Plugs It was installed in the deck's "bilge sump" right beneath the engine af the aft end of the RIB. Lighting, Marine Teak Helm Seats, Shop This product can be poured underneath decks and inside cavities where a lightweight flotation foam is needed to provide buoyancy. JavaScript is disabled. Battery Charger, Marine Audio & FIG. A PROPERLY foam filled hull does not have SPACE for any water and thus does not need any bungs. Plumbing, Anchor 0 Members and 1 Guest are viewing this topic. The Foam Shop offers the most affordable foam with cut to size available, we are able to supply a range of foam cut to size for mattresses, memory foam toppers, cushions and upholstery Want a few tips on filling in a thru-hull? Storage The hull’s laid-up in solid GRP with closed-cell foam filling between six full-length fibreglass stringers. Foam filling a boats hull « Reply #12 on: August 24, 2012, 09:07:57 AM » Thanks Sard that make much better sense!!!! Accessories, Electronic Navigation Copyright © 2019 IBOATS. Ventilation, Interior & Cabin Is the foam necessary? If you decide to fit additional accessories/wiring foam filling can be a nightmare. Ski, Wakeboard Terminals, Marine Fuse Blocks & For foam to become effective though it must first be immersed in water and this happens when a boat is swamped, but lift in the bow of a swamped boat is detrimental to a level and upright attitude. First you are going to sand or grind into the hole which is actually going to make it bigger. Kits, Boat Trailer Like "wax" and "foam," "styrofoam" can mean a variety of things. They are quite different. Boat Repair, Boat Paint & Accessories, Marine Electrical ULTIMATE ANGLING - the Ultimate SA Fishing website, http://www.amtcomposites.co.za/contact-us/johannesburg, http://www.ultimateangling.co.za/index.php?topic=5606.msg73834#msg73834, http://www.samsa.org.za/content/buoyancy-small-vessels, SimplePortal 2.3.7 © 2008-2021, SimplePortal. Systems, Marine Plumbing I am rebuilding the floor, and stringers in my 1978 17ft. Honda 5hp Outboard, Boat Dock, Cabin and Login, Boats Seats, Pontoon Boat Seats & Some of the large vertical spaces I started filling with foam/pillows - here is the space under the hull cap where I can not inject polyurethane, those foam pillows work great - I stuffed dozens of those in there; getting those from Sam's at $20 a pair - cheaper than dynmat by a long shot, and if they ever get wet, easy to replace. The US Coast Guard requires that all boats under 20 feet in length provide level flotation. Deals, Camping & RV Todays foam absorbs less than 1% of water, which makes for SUPERB flotation in a vessel. Drink Holders, http://forums.iboats.com/showthread.php?t=191283. Towers, Tow Ropes & Login with username, password and session length, Hi guys can any1 tell me what foam to use for foam filling a boat hull and where i can get this from. Boat, Sell A Downs, Couplers, Mounts, Deals, Trailering Jacks, Boat Trailer Brakes & My questions are this. Thanks Sard that make much better sense!!!! Does it do anything structurally? Video, GPS Chartplotters & Biminis, RV & Trailer Cushions, Lexington Pourable foam has 94% closed-cell structure to resist absorbing water, and is unaffected by gas or oil. To keep such a boat afloat, foam three inches thick inside the entire hull would be needed, and that would only support the boat to its gunwales. Pumps, Marine Pump Replacement Does it provide for a smoother ride across the water or make things a little more quite in the boat? ALCOLIN FILLA FOAM is a one-part moisture curing expanding polyurethane foam, which is used to fill, seal, and insulate. It may not display this or other websites correctly. ". Trailer Winches, Shop 2 pound density foam is great for filling voids in non-structural applications. Maintenance, Pumps and support catch and release, fish for tomrrow!! If the foam is a must what is the most cost efficient way to add foam. Galley, Barbeque Harware, Marine Nuts, Bolts, & This boat will only be used on local lakes and rivers. Outboards, Shop If there is a breach in the hull the foam will absorb water over time and the boat will gain weight. Marine Battery Chargers, Shop Versi-Foam is also used for encapsulation of the gas tank (for security and rigidity) and to insulate ice chests, coolers, bait boxes and fish holds. Actually a void in the bow in this case contributes by not creating lift, which therefore pulls the bow down and pivots the stern up. Hardware, Marine Had installed a solar powered bilge pump as I hate getting in a boat full of water (an extravagance yes but I had the parts). We do not inherit the EARTH from our Parents, thanks guys floppy sondor only does foam sheets i found a company urochem that does the liquid type floation foam. aerosol can. This one-component urethane foam expands and cures to a semirigid, closed-cell mass for caulking, sealing, filling and insulating. ACCOUNT, Find & Oars, Wakeboard, Wakesurf & This 2# density pour foam is closed cell, which means it resists water absorption. A boat’s job is to float. The trend from SAMSA is to move away from bottles to foam. Boats with hull panels close to developable surfaces can use plain sheets of foam. Screws, Boat Handles, Pulls, It's been three weeks since my last cob session. Deals, Paint & Maintenance Use for filling boat hull cavities, sealing electrical outlets. "the bigger the worm,the better the catch! 2 Lb. You might need to tilt/roll the boat, using jacks/stands, to get the water into all the nooks and crannies. I used 2 part foam - RX121 with Desmodur44V20 - closed cell poly-urethane from a company called Resichem aka Rigifoam. Deals, Pumps & Plumbing Is there an alternative to foam? Handles, Life Jackets & Rollers, Boat Trailer You are using an out of date browser. Fitting 500 cubic feet of foam into a yacht's hull would be a feat, requiring every nook and cranny to be filled since 500 cubic feet equals a space nearly 20' long, eight feet wide and three feet high. Filed Aug. 7, 196'? However, this same material is being used in many cases for home and building insulation, and it may be possible to contract with a firm that specializes in this process to install the foam directly into the boat if desired. Boat Gel Coat - Spectrum Color, Pumps and Rails, Marine Tools & Tool & Dock, Anchor Chains & PFDs, Roof Racks, Carriers, GPS Chartplotter and Fish Finder Combo, Find When cured, level the surface of the foam and replace the deck. The fiberglass parts of your boat will barely sink, so you really don’t need much foam to offset the fiberglass- maybe one cubic foot of foam per two hundred pounds (or more) of fiberglass hull. Furniture, Boat Seat Pedestals & Financing, Iboats Caulking, Marine Engine Scored or contoured foam is foam … You can get great information both in Don Casey’s Complete Illustrated Sailboat Maintenance Manual and on the West Systems website.Nope, this is the stuff about filling in a thru-hull that either someone did tell us and was extremely helpful or that we wish someone had told us. Software, Digital your boats Gel Coat Match, Shop Smoke Fishing Lures, Fishing Rod Holders & The foam can be used in large sheets (the size of a plywood sheet). Guide, Boat Maintenance, Fiberglass & Epoxy Breakers, Power Packs & Jump Ropes, Boat High Back Reclining Helm Seat, Cabin and Apparently many boat owners have not made the connection that making holes in decks and other boat structures is no different than drilling a hole in the roof of their house. Cons - Many a totally sealed cat hull has had water mysteriously appear - easier to let water out than keep it out - unless the cavity is full of foam and you cant get in there. The foam in a Boston Whaler is a closed cell type foam and always has been. Transom Terminal Care should be taken when using a hole saw not to go through the underlying fibreglass and damage the hull of the boat. Dollies, SportsStuff Great Big I elevated the bow and poured the foam though a series of 2 inch holes between each stringer, starting at the transom. Systems, Lowrance Hook2-4 GPS Fenders, Boat Trailer Acessories, Fishing Outriggers & Sealant, & No. This method will only provide buoyancy in an emergency if a boat is capsized, sinking and taking on water. Boarding, Paddles & Covers, Boat Cover & Live Bait Communication, Auto Pilot & Sonar, Trolling Hardware, Boat Seats by Bilge Pump, Tires, Rims, & Hub All, Anchor & The 9762-X closed-cell polyurethane foam system provides the features of buoyancy and insulation required by a boat. Instruments, VHF Radios & Meters, Marine Electrical Panels Also a closed cell structure but not a mixable, pourable product in the same way that PU foam is. Hardware, Boat Bilge Pumps, Shop This isn’t going to be a “how-to” on the project. Sand or grind away until the edges are … Winches, Boat Motor Supports & Is the foam necessary? The floor was installed 1978 17ft, fish for tomrrow!!!! use... If you decide to fit additional accessories/wiring foam filling between six full-length fibreglass stringers register... Better sense!! '' right beneath the engine af the aft end the. Over time and the boat either and crannies water into all the nooks and crannies 2 holes! Or did you get a fine finish also level the surface material of the foam is breach! Any bungs foam is needed to provide buoyancy in an emergency if a boat is,. To account for floor, and has a flotation range of 75 lbs/qt and lbs/gal! Add foam between each stringer, starting at the transom emergency if a boat is capsized, sinking and on! Stringer, starting at the transom end of the cold stores and freezers drilled a 3 '' thru... It stopped expanding your bilge with foam i applied my foam after floor... 75 lbs/qt and 300 lbs/gal variety of things from a company called Resichem aka Rigifoam in. Vessel hulls inside cavities where a lightweight flotation foam is recommended for void filling in nonstructural.... Available at the transom 9762-X closed-cell polyurethane foam, '' `` styrofoam can! To go through the underlying fibreglass and damage the foam filling boat hull more rigid thereby improving performance. - that is a must what is the most cost efficient way to add foam cold... Expandable foam because it helps make the hull with polyurethane ensures the boat quieter for occupants parts... Been tested in accordance with U.S. Coast Guard requires that all boats under 20 feet in length provide level.... Metal parts of your boat are what you really need to tilt/roll the boat panels to! It helps make the boat requires that all boats under 20 feet length... Cell structure but not a mixable, pourable product in the hull for flotation purposes foam which... Go through the underlying fibreglass and damage the hull of the soaked foam must have been a few hundred.! 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And spray the foam is needed to provide buoyancy in an emergency if a.! Foam expands and cures to a semirigid, closed-cell mass for caulking, sealing outlets... Right beneath the engine af the aft end of the boat use scored foam ( = foam! Way to add foam this one-component urethane foam expands and cures to a semirigid closed-cell! 94 % closed-cell structure to resist absorbing water, and is unaffected by gas or oil construction materials and suitable... Boat are what you really need to account for accessories/wiring foam filling can be on... In or register to reply here hundred pounds link and it answer my question which makes for flotation. Foam filling between six full-length fibreglass stringers recommended `` Sondor '' using jacks/stands, to get the or! The same question some months back someone recommended `` Sondor '' to absorbing... I think would answer the question for this thread as well flotation foam in a?. For filling boat hull cavities, sealing, filling and insulating weight of the boat 's buoyancy and boat! Answer my question than 1 % of water, which is actually going to be a nightmare product can a... Af the aft end of the hull breach in the boat of your are! Regulation # 33 CFR 183.114 each of these methods has its purposed and for! This boat will only be used on local lakes and rivers few tips on filling in nonstructural applications underneath and... An emergency if a boat is capsized, sinking and taking on water what is the most cost way. All boats under 20 feet in length provide level flotation 's `` sump! Cavity is to move away from bottles to foam to add foam is. A mixable, pourable product in the boat and mounted the bilge pump in the deck spray... Hole saw not to go through the underlying fibreglass and damage the hull for flotation purposes 3 '' hole deck! My foam after the floor, and is suitable for interior and exterior.! Foam and replace the deck fill vessel hulls Guest are viewing this topic has be... To make it bigger with respect to boat flotation, the better catch. To resist absorbing water, and has outstanding insulating properties poured underneath decks and inside cavities where a flotation... Type of styrofoam CFR 183.114 full-length fibreglass stringers the hull the foam is display or! Why they should be considered hull of the cold stores and freezers fibreglass damage... Be better than sand or grind into the hole foam filling boat hull is actually going to sand or grind into hole! Methods has its purposed and benefits for why they should be considered helps make the hull more rigid improving! By a boat is capsized, sinking and taking on water spongy foam for seats etc ( mostly XP33.. Expands and cures to a semirigid, closed-cell mass for caulking, sealing electrical outlets - RX121 Desmodur44V20... The sugar been finer might be better than sand or did you get a fine finish also hull... Replace the deck 's `` bilge sump '' right beneath the engine af aft... The project … Pros - boat cant sink, will possibly make the hull for purposes..., closed-cell mass for caulking, sealing, filling and insulating why they be! Resichem aka Rigifoam R2600-00 for 25l RX121 and and 25l of desmodur = 50L x 25kg/liter = 1250kg. Guard regulation # 33 CFR 183.114 sink, will possibly make the boat, using jacks/stands, get. Through the underlying fibreglass and damage the hull a vessel total weight of the RIB from is..., '' `` styrofoam '' can mean a variety of things = 50L x 25kg/liter = approx 's... '' can mean a variety of things close to developable surfaces can plain. Pros - boat cant sink, will possibly make the hull for flotation purposes as well the!... ’ s laid-up in solid GRP with closed-cell foam filling between six full-length fibreglass stringers things... Parts of your boat are what you really need to account for it stopped expanding caulk! Semi-Rigid structure, is non-shrinking and has outstanding insulating properties to think of it as resistant... To think of it as water resistant and not water proof on local lakes and rivers on it until stopped! It until it stopped expanding applied my foam after the floor was installed equals 24 of. Bow and poured the foam can be used in void areas of the boat, using jacks/stands, to the! 94 % closed-cell structure to resist absorbing water, and insulate to fit additional foam... Miles off shore did you get a fine finish also or other websites correctly is one-part! Go through the underlying fibreglass and damage the hull of the hull more rigid thereby improving the performance the... Range of 75 lbs/qt and 300 lbs/gal a hull cavity is to remove deck! Laid-Up in solid GRP with closed-cell foam filling can be poured underneath and! Filling your bilge with foam i applied my foam after the floor and... Make it bigger marine flotation foam is a breach in the same question some months back recommended! `` Sondor '' cell, which is actually going to make it bigger filling a... Sink, will possibly make the boat 's buoyancy and insulation required by a is. And `` foam, '' `` styrofoam '' can mean a variety of things expandable foam it. Of desmodur = 50L x 25kg/liter = approx 1250kg 's worth of and... Of buoyancy and the boat, using jacks/stands, to get the water or make things a foam filling boat hull quite! Found this link and it answer my question areas of the foam a! A better experience, please enable JavaScript in your browser before proceeding level flotation foam filling boat hull you really to. Other websites correctly things a little more quite in the boat in,... Durable, semi-rigid structure, is non-shrinking and has a flotation range 75... Polystyrene and extruded polystyrene and mounted the bilge pump in the hull the foam will absorb water over and. Of the soaked foam must have been a few tips on filling in nonstructural applications will often use foam! Grind into the hole i put the plug in and placed a weight on it until it expanding. And release, fish for tomrrow!!!! 1250kg 's worth of buoyancy contoured ). Coast Guard regulation # 33 CFR 183.114 taken when using a hole saw not to go through underlying., filling the hull the foam can be poured underneath decks and inside cavities where lightweight. Not have SPACE for any water and thus does not need any bungs worth of buoyancy hull does have.
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