Opening hours for Christmas 2025 and January 2026

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Opening hours for Christmas 2025 and January 2026

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Wednesday 03/12/2025 –⁠⁠⁠⁠⁠⁠ last accept order for delivery in this year

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Friday 19/12/2025 –⁠⁠⁠⁠⁠⁠ OPEN –⁠⁠⁠⁠⁠⁠ 7:00 a.m. to 1:00 p.m.

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Monday 22/12/2025 to Wednesday 07/01/2025 –⁠⁠⁠⁠⁠⁠ CLOSED –⁠⁠⁠⁠⁠⁠ ANNUAL INVENTORY

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From Thursday 08/01/2025 –⁠⁠⁠⁠⁠⁠ OPEN –⁠⁠⁠⁠⁠⁠ 7:00 a.m. to 3:30 p.m. (standard operation)

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Products

We offer a wide range of drainage and ventilation elements, as well as all the accessories required for their installation

Technical information

Vertical roof outlet with integrated bitumen sleeve

TW - S BIT

detail component

Roof outlets and extensions

Vertical heated roof outlets with integrated bitumen sleeve

TWE - S BIT

detail component

Roof outlets and extensions

Vertical roof outlet with integrated PVC sleeve

TW - S PVC

detail component

Roof outlets and extensions

Vertical heated roof outlets with integrated PVC sleeve

TWE - S PVC

detail component

Roof outlets and extensions

Vertical roof outlet with integrated custom made sleeve

TW - S ___

detail component

Roof outlets and extensions

Vertical heated roof outlets with integrated custom made sleeve

TWE - S ___

detail component

Roof outlets and extensions

Horizontal roof outlets with integrated bitumen sleeve

TW - V BIT

detail component

Roof outlets and extensions

Horizontal heated roof outlets with integrated bitumen sleeve

TWE - V BIT

detail component

Roof outlets and extensions

Horizontal roof outlets with integrated PVC sleeve

TW - V PVC

detail component

Roof outlets and extensions

Horizontal heated roof outlets with integrated PVC sleeve

TWE - V PVC

detail component

Roof outlets and extensions

Horizontal roof outlets with integrated custom made sleeve

TW - V ___

detail component

Roof outlets and extensions

Horizontal heated roof outlets with integrated custom made sleeve

TWE - V ___

detail component

Roof outlets and extensions

Extension for roof outlets with integrated bitumen sleeve

TWN BIT

detail component

Roof outlets and extensions

Extension for roof outlets with integrated PVC sleeve

TWN PVC

detail component

Roof outlets and extensions

Extension for roof outlets with integrated custom made sleeve

TWN ___

detail component

Roof outlets and extensions

Heated extension for roof outlets with integrated bitumen sleeve

TWNE BIT

detail component

Roof outlets and extensions

Heated extension for roof outlets with integrated PVC sleeve

TWNE PVC

detail component

Roof outlets and extensions

Heated extension for roof outlets with integrated custom made sleeve

TWNE ___

detail component

Roof outlets and extensions

Vertical terrace outlets with integrated bitumen sleeve

TWT - S BIT

detail component

Terrace outlets and extension

Vertical heated terrace outlets with integrated bitumen sleeve

TWTE - S BIT

detail component

Terrace outlets and extension

Vertical terrace outlets with integrated PVC sleeve

TWT - S PVC

detail component

Terrace outlets and extension

Vertical heated terrace outlets with integrated PVC sleeve

TWTE - S PVC

detail component

Terrace outlets and extension

Vertical terrace outlets with integrated custom made sleeve

TWT - S ___

detail component

Terrace outlets and extension

Vertical heated terrace outlets with integrated custom made sleeve

TWTE - S ___

detail component

Terrace outlets and extension

Horizontal terrace outlets with integrated bitumen sleeve

TWT - V BIT

detail component

Terrace outlets and extension

Horizontal heated terrace outlets with integrated bitumen sleeve

TWTE - V BIT

detail component

Terrace outlets and extension

Horizontal terrace outlets with integrated PVC sleeve

TWT - V PVC

detail component

Terrace outlets and extension

Horizontal heated terrace outlets with integrated PVC sleeve

TWTE - V PVC

detail component

Terrace outlets and extension

Horizontal terrace outlets with integrated custom made sleeve

TWT - V ___

detail component

Terrace outlets and extension

Horizontal heated terrace outlets with integrated custom made sleeve

TWTE - V ___

detail component

Terrace outlets and extension

Extension for terrace with integrated bitumen sleeve

TWTN BIT

detail component

Terrace outlets and extension

Extension for terrace with integrated PVC sleeve

TWTN PVC

detail component

Terrace outlets and extension

Extension for terrace with integrated custom made sleeve

TWTN ___

detail component

Terrace outlets and extension

Vertical refurbishment outlets with integrated bitumen sleeve

TW SAN - BIT

detail component

Refurbishment outlets and vents

Vertical heated refurbishment outlets with integrated bitumen sleeve

TWE SAN - BIT

detail component

Refurbishment outlets and vents

Refurbishment outlets for cold roofs with integrated bitumen sleeve

TW SAN BZ - BIT

detail component

Refurbishment outlets and vents

TW SAN BZ - BIT

Vertical refurbishment outlets with integrated PVC sleeve

TW SAN - PVC

detail component

Refurbishment outlets and vents

Vertical heated refurbishment outlets with integrated PVC sleeve

TWE SAN - PVC

detail component

Refurbishment outlets and vents

Refurbishment outlets for cold roofs with integrated PVC sleeve

TW SAN BZ - PVC

detail component

Refurbishment outlets and vents

TW SAN BZ - PVC

Vertical refurbishment outlets with integrated custom made sleeve

TW SAN - ___

detail component

Refurbishment outlets and vents

Vertical heated refurbishment outlets with integrated custom made sleeve

TWE SAN - ___

detail component

Refurbishment outlets and vents

Refurbishment outlets for cold roofs with integrated custom made sleeve

TW SAN BZ - ___

detail component

Refurbishment outlets and vents

TW SAN BZ - ___

Refurbishment lip seal

TW SAN TES

detail component

Refurbishment outlets and vents

Two-stage refurbishment seal

TWN SAN TES

detail component

Refurbishment outlets and vents

Refurbishment penetrations for cables with integrated bitumen sleeve

TWP SAN - BIT

detail component

Refurbishment outlets and vents

Refurbishment penetrations for cables with integrated PVC sleeve

TWP SAN - PVC

detail component

Refurbishment outlets and vents

Refurbishment penetrations for cables with integrated custom made sleeve

TWP SAN - ___

detail component

Refurbishment outlets and vents

Refurbishment vent with integrated bitumen sleeve

TWOP SAN - BIT

detail component

Refurbishment outlets and vents

Refurbishment vent with integrated PVC sleeve

TWOP SAN - PVC

detail component

Refurbishment outlets and vents

Refurbishment vent with integrated custom made sleeve

TWOP SAN - ___

detail component

Refurbishment outlets and vents

Vertical balcony outlets with integrated bitumen sleeve

TWB - S BIT

detail component

Balcony outlets and accessories

Vertical heated balcony outlets with integrated bitumen sleeve

TWBE - S BIT

detail component

Balcony outlets and accessories

Vertical balcony outlets with integrated PVC sleeve

TWB - S PVC

detail component

Balcony outlets and accessories

Vertical heated balcony outlets with integrated PVC sleeve

TWBE - S PVC

detail component

Balcony outlets and accessories

Vertical balcony outlets with integrated custom made sleeve

TWB - S ___

detail component

Balcony outlets and accessories

Vertical heated balcony outlets with integrated custom made sleeve

TWBE - S ___

detail component

Balcony outlets and accessories

Horizontal balcony outlets with integrated bitumen sleeve

TWB - V BIT

detail component

Balcony outlets and accessories

Horizontal heated balcony outlets with integrated bitumen sleeve

TWBE - V BIT

detail component

Balcony outlets and accessories

Horizontal balcony outlets with integrated PVC sleeve

TWB V - PVC

detail component

Balcony outlets and accessories

Horizontal heated balcony outlets with integrated PVC sleeve

TWBE - V PVC

detail component

Balcony outlets and accessories

Horizontal balcony outlets with integrated custom made sleeve

TWB - V ___

detail component

Balcony outlets and accessories

Horizontal heated balcony outlets with integrated custom made sleeve

TWBE - V ___

detail component

Balcony outlets and accessories

Partly perforated balcony attachment

TWB TER

detail component

Balcony outlets and accessories

Balcony attachment of a new generation

TWB TER STE

detail component

Balcony outlets and accessories

Balcony attachment

TWB TER TH

detail component

Balcony outlets and accessories

Walkable protective leaf guard

TWB PLK

detail component

Balcony outlets and accessories

Perforated protective leaf guard

TWOK BAL

detail component

Balcony outlets and accessories

Stink trap

TWZU BAL

detail component

Balcony outlets and accessories

Extended single-wall roof outlets with integrated bitumen sleeve

TWJ BIT

detail component

Extended single-wall roof outlets

Extended single-wall heated roof outlets with integrated bitumen sleeve

TWJE BIT

detail component

Extended single-wall roof outlets

Extended single-wall roof outlets for cold roofs with integrated bitumen sleeve

TWJ BZ BIT

detail component

Extended single-wall roof outlets

Extended single-wall roof outlets with integrated PVC sleeve

TWJ PVC

detail component

Extended single-wall roof outlets

Extended single-wall heated roof outlets with integrated PVC sleeve

TWJE PVC

detail component

Extended single-wall roof outlets

Extended single-wall roof outlets for cold roofs with integrated PVC sleeve

TWJ BZ PVC

detail component

Extended single-wall roof outlets

Extended single-wall roof outlets with integrated custom made sleeve

TWJ ___

detail component

Extended single-wall roof outlets

Extended single-wall heated roof outlets with integrated custom made sleeve

TWJE ___

detail component

Extended single-wall roof outlets

Extended single-wall roof outlets for cold roofs with integrated custom made sleeve

TWJ BZ ___

detail component

Extended single-wall roof outlets

Universal single-wall outlet

TWJ UNI BIT

detail component

Extended single-wall roof outlets

Round through wall outlets with integrated bitumen sleeve

TWC - BIT

detail component

Through wall outlets and safety overflows

Round heated through wall outlets with integrated bitumen sleeve

TWCE - BIT

detail component

Through wall outlets and safety overflows

Round through wall outlets with integrated PVC sleeve

TWC - PVC

detail component

Through wall outlets and safety overflows

Round heated through wall outlets with integrated PVC sleeve

TWCE - PVC

detail component

Through wall outlets and safety overflows

Round through wall outlets with integrated custom made sleeve

TWC - ___

detail component

Through wall outlets and safety overflows

Round heated through wall outlets with integrated custom made sleeve

TWCE - ___

detail component

Through wall outlets and safety overflows

Squared through wall outlets with integrated bitumen sleeve

TWC - BIT

detail component

Through wall outlets and safety overflows

Squared through wall outlets with integrated PVC sleeve

TWC - PVC

detail component

Through wall outlets and safety overflows

Squared through wall outlets with integrated custom made sleeve

TWC - ___

detail component

Through wall outlets and safety overflows

Round safety overflows with integrated bitumen sleeve

TWPP - BIT

detail component

Through wall outlets and safety overflows

Round safety overflows with integrated PVC sleeve

TWPP - PVC

detail component

Through wall outlets and safety overflows

Round safety overflows with integrated custom made sleeve

TWPP ___

detail component

Through wall outlets and safety overflows

Squared safety overflows with integrated bitumen sleeve

TWPP - BIT

detail component

Through wall outlets and safety overflows

Squared safety overflows with integrated PVC sleeve

TWPP - PVC

detail component

Through wall outlets and safety overflows

Squared safety overflows with integrated custom made sleeve

TWPP ___

detail component

Through wall outlets and safety overflows

Safety overflow for drainage of surfaces

TWN OVER

detail component

Through wall outlets and safety overflows

Through wall outlet MINI with integrated custom made sleeve

TWC MINI ___

detail component

Through wall outlets and safety overflows

Aluminium shaft

TWS C

detail component

Through wall outlets and safety overflows

Aluminium cover

TWSK C

detail component

Through wall outlets and safety overflows

Aluminium shaft with cover TWS C

TWS C + TWSK C

detail component

Through wall outlets and safety overflows

Through wall outlets without spout with integrated bitumen sleeve

TWCx0 BIT

detail component

Through wall outlets and safety overflows

Through wall outlets without spout with integrated PVC sleeve

TWCx0 PVC

detail komponentu

Through wall outlets and safety overflows

Through wall outlets without spout with integrated custom made sleeve

TWCx0 ___

detail komponentu

Through wall outlets and safety overflows

Roof vent with integrated bitumen sleeve

TWO - BIT

detail komponentu

Vents and penetrations

Roof vent with integrated PVC sleeve

TWO - PVC

detail komponentu

Vents and penetrations

Roof vent with integrated custom made sleeve

TWO - ___

detail komponentu

Vents and penetrations

Roof vent XL with integrated bitumen sleeve

TWO 160 BIT

detail komponentu

Vents and penetrations

Roof vent XL with integrated PVC sleeve

TWO 160 PVC

detail komponentu

Vents and penetrations

Roof vent XL with integrated custom made sleeve

TWO 160 ___

detail komponentu

Vents and penetrations

Sewerage ventilation with integrated bitumen sleeve

TWOP - BIT

detail komponentu

Vents and penetrations

Sewerage ventilation with integrated PVC sleeve

TWOP -PVC

detail komponentu

Vents and penetrations

Sewerage ventilation with integrated custom made sleeve

TWOP - ___

detail komponentu

Vents and penetrations

Sewerage ventilation XL with integrated bitumen sleeve

TWOP 160 BIT

detail komponentu

Vents and penetrations

Sewerage ventilation XL with integrated PVC sleeve

TWOP 160 PVC

detail komponentu

Vents and penetrations

Sewerage ventilation XL with integrated custom made sleeve

TWOP 160 ___

detail komponentu

Vents and penetrations

Penetrations for cables with integrated bitumen sleeve

TWP - BIT

detail komponentu

Vents and penetrations

Penetrations for cables with integrated PVC sleeve

TWP - PVC

detail komponentu

Vents and penetrations

Penetrations for cables with integrated custom made sleeve

TWP - ___

detail komponentu

Vents and penetrations

Ventilation turbine TWO TUR

TWO TUR BIT

detail komponentu

Vents and penetrations

Ventilation turbine TWO TUR

TWO TUR PVC

detail komponentu

Vents and penetrations

Ventilation turbine TWO TUR

TWO TUR ___

detail komponentu

Vents and penetrations

Ventilation turbine TWOP TUR

TWOP TUR BIT

detail komponentu

Vents and penetrations

Ventilation turbine TWOP TUR

TWOP TUR PVC

detail komponentu

Vents and penetrations

Ventilation turbine TWOP TUR

TWOP TUR ___

detail komponentu

Vents and penetrations

Penetration through the vapor barrier with integrated bitumen sleeve

TWOD - BIT

detail komponentu

Vents and penetrations

Penetration through the vapor barrier with integrated PVC sleeve

TWOD - PVC

detail komponentu

Vents and penetrations

Penetration through the vapor barrier with integrated custom made sleeve

TWOD - ___

detail komponentu

Vents and penetrations

Rain cap for TWO, TWOP and TWOP SAN

TWO DK

detail komponentu

Vents and penetrations

Inspection chamber for green roofs - perforated plastic cover grid

TWZ

detail komponentu

Inspection chambers for green roofs

Inspection chamber for green roofs - non-perforated plastic cover grid

TWZF

detail komponentu

Inspection chambers for green roofs

Inspection chamber for green roofs – set of four slats height 100 mm

TWZN v100

detail komponentu

Inspection chambers for green roofs

Inspection chamber for green roofs – set of four slats height 50 mm

TWZN v50

detail komponentu

Inspection chambers for green roofs

Aluminium shaft with cover TWZ AL

TWZ AL

detail komponentu

Inspection chambers for green roofs

Closed round pipe penetration

TWUT

detail komponentu

Sealing sleeves – shaped pieces

Closed square pipe penetration

TWUT

detail komponentu

Sealing sleeves – shaped pieces

Closed round shaped piece for cable penetrations

TWUT

detail komponentu

Sealing sleeves – shaped pieces

Closed round pipe penetration TPO (FPO)

TWUT TPO (FPO)

detail komponentu

Sealing sleeves – shaped pieces

Cone

TW KUZ

detail komponentu

Sealing sleeves – shaped pieces

Bellows

TW VLN

detail komponentu

Sealing sleeves – shaped pieces

Universal open round sealing sleeve – shaped piece

TWOT UNI 2M

detail komponentu

Sealing sleeves – shaped pieces

Endless stainless steel jubilee band

TWSP NEK, TW SP ZAM

detail komponentu

Sealing sleeves – shaped pieces

TWSP NEK, TW SP ZAM

Heat shrink tube

TWH

detail komponentu

Sealing sleeves – shaped pieces

Edge divider – plastic-coated metal sheet

TW KL

detail komponentu

Other roof elements

Edge divider – aluminium

TW KL AL

detail komponentu

Other roof elements

Inclined strut

TW KL AL VZPER

detail komponentu

Other roof elements

Metal sheet snow catcher with integrated PVC sleeve

TW SZM

detail komponentu

Other roof elements

Metal sheet snow catcher

TW SZ

detail komponentu

Other roof elements

Holder for tubular snow trap with an integrated PVC sleeve

TW SZ 2TR

detail komponentu

Other roof elements

Pipe of snow catcher

TW TR trubka

detail komponentu

Other roof elements

Coupling for pipes of snow catcher

TW TR spojka

detail komponentu

Other roof elements

Lightning conductor holder

TW HR

detail komponentu

Other roof elements

Retention attachment

TW RETN

detail komponentu

Other roof elements

Roof control signaling indicates a defect in the main waterproofing layer.

TW SIGN

detail komponentu

Other roof elements

Anti-slide pavements

TW WALK

detail komponentu

Other roof elements

Pedestal for installation of raised outdoor floors

TW QUEEN

detail komponentu

Other roof elements

PVC foil cleaner

TW CLEANER

detail komponentu

Other roof elements

Perforated leaf guard

TWOK

detail komponentu

Accessories for outlets

Flat walkable leaf guard

TW PLK

detail komponentu

Accessories for outlets

Drainage ring

TW ODK

detail komponentu

Accessories for outlets

Terrace attachment

TW TER

detail komponentu

Accessories for outlets

Perforated terrace attachment

TW TER P

detail komponentu

Accessories for outlets

Extended attachment

TWN TER

detail komponentu

Accessories for outlets

Mechanical roof flap

TWZU KL

detail komponentu

Accessories for outlets

Water odour trap

TWZU

detail komponentu

Accessories for outlets

Universal external electronic thermostat

TWT 524

detail komponentu

Accessories for outlets

Universal internal electronic thermostat

TWT 3528

detail komponentu

Accessories for outlets

Heating kit

TW SE

detail komponentu

Accessories for outlets

Heat insulating element for extension for roof outlets

TWN TI

detail komponentu

Accessories for outlets

Formwork component for roof drains

TW BED

detail komponentu

Accessories for outlets

Leaf guard

TWK

detail komponentu

Accessories for outlets

Leaf guard type XL

TWK XL

detail komponentu

Accessories for outlets

Safety overflow for drainage of surfaces

TWN OVER

detail komponentu

Accessories for outlets

Leaf guard type BZ

TWK BZ

detail komponentu

Accessories for outlets

Aluminium shaft

TWS

detail komponentu

Accessories for outlets

Aluminium shaft with cover TWS

TWS + TWSK

detail komponentu

Accessories for outlets

Aluminium cover

TWSK

detail komponentu

Accessories for outlets

Perforated leaf guard

TWOK NR v20-1000 XL

detail komponentu

Accessories for outlets

TWOK NR v20-1000 XL

Terrace attachment

TWNR TER v10-1000 XL

detail komponentu

Accessories for outlets

TWNR TER v10-1000 XL

Partly perforated terrace attachment

TWNR TER v10-1000 XLD

detail komponentu

Accessories for outlets

TWNR TER v10-1000 XLD

Perforated terrace attachment

TWNR TER v10-1000 XLP

detail komponentu

Accessories for outlets

TWNR TER v10-1000 XLP

Through wall outlet MINI with integrated bitumen sleeve

TWC MINI BIT

detail komponentu

Through wall outlets and safety overflows

Through wall outlet MINI with integrated PVC sleeve

TWC MINI PVC

detail komponentu

Through wall outlets and safety overflows

Balcony drainage ring

TWB ODK

detail komponentu

Balcony outlets and accessories

Protective cover

TWNR POK BAL

detail komponentu

Balcony outlets and accessories

No items found.