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PVC Liner Solutions for Liquid Containment

Open Top Tank with Open Top Liner

Kentain flexible PVC liners are designed to make installation a simple, safe and efficient operation. Totally prefabricated at the factory, the Kentain liner can usually be installed in a single day by the customers’ maintenance personnel. You do have the option of using a qualified Kentain supervisor and crew.

General Chemical, Thorold, Ontario (Liquid Alum)
General Chemical, Thorold, Ontario (Liquid Alum)
Preparation of the interior of the tank does not require expensive downtime and sand blasting. Simply remove all sharp projections and loose scales on the existing tank interior.

The rolled prefabricated liner is lowered to the bottom of the tank.

The liner is unrolled with the top side up and positioned in place.

The liner is then pulled up over the top of the tank and secured on the outside edge.

Securing the liner in place is accomplished in a number of ways as shown.

General Chemical, Thorold, Ontario (Liquid Alum)
General Chemical, Thorold, Ontario (Liquid Alum)




 


Closed Top Tank with Open Top Liner

Kentain flexible PVC liners are designed to make installation a simple, safe and efficient operation. Totally prefabricated at the factory, the Kentain liner can usually be installed in a single day by the customers’ maintenance personnel. You do have the option of using a qualified Kentain supervisor and crew who are certified for confined space entry.

Minute Maid, Peterborough, Ontario (Processed Water)
Minute Maid, Peterborough, Ontario (Processed Water)
Preparation of the interior of the tank does not require expensive downtime and sand blasting. Simply remove all sharp projections and loose scales on the existing tank interior.

The prefabricated liner is taken through a manway and unfolded with the top side up to expose the hem.

Semi rigid polyethylene tubing is inserted in the hem around the top of the liner. Notches are provided at regular intervals to allow plastic rope to be fasted to the tubing.

The liner is pulled up and secured in place in various ways as shown.

Where flanged fittings are located, the flexible flanged tube is pulled through the opening and smoothed into place.


Closed Top Tank with Closed Top Liner

 

1. The bundled liner is lowered through the manway into the tank. 
 
2. Chemical resistant polypropylene ropes are passed through holes in the tank top and fastened to the ribs on the top of the liner. 
 
3. The liner is hoisted by the ropes into place. 
 
4. The ropes are tied together to secure the liner into position.


Installation of the Kentain closed top liner in a closed top tank requires a Kentain supervisor and or crew who are certified for confined space entry.

The prefabricated liner is taken through a manway and unfolded with the top side up. Semi rigid polyethylene tubing is inserted in the cross section hems.

Notches are provided at regular intervals to allow plastic rope to be fastened to the tubing.

The plastic rope is passed through the holes drilled in the tank cover and tied to the tubing. The liner is pulled up and secured in place.

Where flanged fittings are located, the flexible flanged tubes are pulled through the openings and smoothed into place. The liner is then visually inspected upon completion of the installation.

 

Closed Top Concrete Tank with Closed Top Liner

Installation of the Kentain closed top liner in a closed top tank requires a Kentain supervisor and or crew who are certified for confined space entry.

The prefabricated liner is taken through a manway and unfolded with the top side up. Semi rigid polyethylene tubing is inserted in the cross section hems.

Notches are provided at regular intervals to allow plastic rope to be fastened to the tubing.

A support frame is bolted to the ceiling of the concrete tank and the liner support lines are attached to the frame.

The liner is pulled up and secured in place thus fully suspending the liner inside the tank.

Where flanged fittings are located, the flexible flanged tubes are pulled through the openings and smoothed into place. The liner is then visually inspected upon completion of the installation.
 


Closed Horizontal Tank with Closed Liner

Kentain flexible PVC liners are designed to make installation a simple, safe and efficient operation. Totally prefabricated at the factory, the Kentain liner can usually be installed in two to three days. Installation of the Kentain liner in horizontal tanks requires by a Kentain supervisor and /or crew who are certified for confined space entry.

Preparation of the interior of the tank does not require expensive downtime and sand blasting. Simply remove all sharp projections and loose scales on the existing tank interior.

The prefabricated flexible Kentain liner is lowered through the manway and spread out with the top side up. The manway flange is raised to the top of the tank.

An internal rib cage of plastic hoops and supports is installed and upon completion of the installation the liner is visually inspected by the Kentain supervisor.

Downtime is minimized since the tank walls do not have to be sand blasted.
 


Fittings

Flexible PVC tank liners include flanged tubes joined and sealed at the factory. By folding the flexible flanges, tubes can be inserted through the tank walls and pipe fittings.

This eliminates most onsite seaming and joining and provides long lasting, chemical resistant protection for the fittings as well as the tank itself. Bag type flexible PVC liners and tubes can be custom made for tanks of any size or shape. 
 
External drain fitting
External drain fitting