PHRD
Polywater® Hauff Technik PHRD provides end users with custom mechanical seal solutions for their unique applications. Power cables, control cables, bus bar and pipes can all be sealed. PHRD offers an optimal solution for sealing conduits to meet NEC and NESC codes. Custom mechanical seals are an excellent option in environments with post installation movement, vibration, high water pressure or if negative pressure must be maintained.
PHRD have plugs in each opening offering the flexibility to use one or all of the custom cable/pipe openings.
- Durable materials stand up to corrosive environments and rodent infestation.
- Reliable gastight, watertight performance guaranteed.
- Easy installation for new or installed cables/pipes.
- EDPM, NBR, Silicone, or KTW rubbers available.
PHRD vs. Competitors:
Feature | Choices | Benefits | |
|---|---|---|---|
Pressure Plates | Choose 304L or 316L Stainless Steel pressure plate of 0.197 in (5 mm) on each side of seal. | Stainless steel stands up to corrosive environments and rodent infestation. | |
Seal Material | Choose from EPDM , NBR (petrochemical), Silicone (high temperature) or KTW (water). | Choose the material which is compatible with your application. | |
Design | Choose a split, one -piece design for new or existing in place cables or a closed design for new cables. |
| |
Size | A seal can be manufactured for virtually any size core drill or conduit. | From 1.5” openings and larger, PHRD can be manufactured to your specifications. | |
Number of Openings | From 1 to many, round or rectangular, seals can be manufactured to fit your needs. | Our engineers will assist you in creating secure mechanical seals for your cable configurations. | |
Seal Depth | Choose 1.18”(30mm) or 2.36” (60 mm) for depth of sealing surface. | Thicker rubber offers additional sealing surface if a more robust seal is needed. | |
Water Head Pressure | 36 PSI | Have confidence that this seal can handle storm surges and floods. | |
Flanged | Custom seals can be manufactured with a 0.2” (5 m flange). | Overlapping flanges can be used to hold the seal in place in high water-head or vertical applications. | |
Future Expansion | PHRD split seals are easily removable. Seals can be specified with extra openings which can remain plugged until new cables are pulled. | Design for today’s needs and be prepared for future expansion with customized seals with plugs. | |
Warranty | 10 years | Longest known warranty in the industry. | |
Delivery | 3 week delivery | Orders can be expedited upon request. |
PHRD Selection Chart:
