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Mainline Tubing and Fittings

Made in the USA! All of our plastic mainline tubing and black plastic water pipe is made to common water pipe sizes. We also carry the fittings you need to tie it all together.
  • Stainless Steel Barbed Reducing Y-Fitting

    Stainless Steel Barbed Reducing Y-Fitting

    Stainless steel fittings are the professional's choice when it comes to mainline installation or any sugaring use whatsoever. And they are essential when installing our HD Mainline tubing. These Stainless Steel Barbed Reducing Y's have multiple sharp...

    $15.95 - $21.95
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  • Plastic mainline plug

    Mainline Plugs

    Designed specifically to insert into common water pipe sizes, these plastic plugs seal the end of plastic mainline tubing or black plastic water pipe. The aggressive hose barbs lock into the tubing, and a hose clamp is used to seal it for a leak free end...

    $1.54 - $5.95
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  • Mainline Combination Reducing Tee

    Mainline Combination Reducing Tee

    These plastic mainline tees are designed to connect a combination of two different size mainlines into another mainline. The aggressive hose barbs lock onto the plastic mainline tubing or black plastic water pipe once a hose clamp is tightened down...

    $2.22 - $14.95
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  • Mainline Hose Barb Tee

    Mainline Hose Barb Tee

    This plastic tee has aggressive hose barbs to lock on for a leak-free hold once the plastic mainline tubing or black plastic water pipe is clamped on with a hose clamp. Sized to fit common water pipe sizes, these tees allow two separate lines to be...

    $2.27 - $8.95
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  • Plastic Hose Barb to Male Pipe Thread Adapter

    Hose Barb to Male Pipe Thread Adapter

    These plastic pipe fittings adapt common water pipe sizes to a common pipe thread fitting.   The male pipe thread (MPT) and hose barb (INS) come in a variety of common sizes to fit both plastic mainline tubing and black plastic water pipe. The...

    $0.80 - $3.35
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  • Plastic Reducing Coupling

    Plastic Reducing Coupling

    These barbed pipe fittings are sized in common water pipe sizes. Given the fittings' aggressive hose barbs, plastic mainline tubing and black plastic water pipe will lock on for a leak-free hold after a hose clamp is installed over the tubing. These...

    $1.76 - $7.95
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  • Mainline Coupling

    Mainline Coupling

    Designed in common water pipe sizes from 1/2" up to 2", these plastic mainline couplings are to be used as repair splice fittings or to connect the ends of two rolls of plastic tubing or water pipe. The aggressive hose barbs on these plastic pipe...

    $0.91 - $6.95
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  • Leader Plastic Mainline Y

    Leader Plastic Mainline Y

    Leader mainline Y's are designed to optimize flow of two mainlines joining together with a barbed fitting designed to insert into the end of the mainlines and be secured with a hose clamp over the mainline tightening the plastic mainline down onto the...

    $1.76 - $2.84
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