This is a list of "THRESHOLD" products and suppliers.
| THRESHOLD Cover Plates | LORIENT POLYPRODUCTS LTD |
| THRESHOLD Door Seals | LORIENT POLYPRODUCTS LTD |
| STRAND HARDWARE LTD | |
| THRESHOLD Drains | ACO TECHNOLOGIES PLC - BUILDING DRAINAGE |
| ACO TECHNOLOGIES PLC - WATER MANAGEMENT | |
| COMPONENT DEVELOPMENTS | |
| HAURATON LTD | |
| HOWARTH TIMBER GROUP | |
| THRESHOLD Draught Excluders | LORIENT POLYPRODUCTS LTD |
| TECHNIBOND LTD | |
| THRESHOLD Sills | LORIENT POLYPRODUCTS LTD |
| THRESHOLD Smoke Seals | LORIENT POLYPRODUCTS LTD |