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    • External Ventilation
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    • Damp Proofing & Timber Treatments
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Air tightness products Air tightness products

Air Tightness

Explore our range of professional air tightness products, trusted by builders across Northern Ireland, the UK, and Ireland. From sealing tapes and membranes to airtight accessories, our solutions help improve energy efficiency, reduce heat loss, and ensure full compliance with building regulations — delivering reliable performance on every project.

9 products
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  • Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub
    Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub
    Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub
    Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub
    Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub
    Gerband Primer 6300 1KG Tub Gerband Primer 6300 1KG Tub

    Gerband Primer 6300 1KG Tub

    From £18.00

  • Gerband SD Control Membrane (sd=2m) Gerband SD Control Membrane (sd=2m)
    Gerband SD Control Membrane (sd=2m) Gerband SD Control Membrane (sd=2m)

    Gerband SD Control Membrane (sd=2m)

    £135.20

  • Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube

    Gerband Fortax 6400 Internal Adhesive Sealant 310ml Tube

    From £10.12

  • Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube
    Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube

    Gerband Fortax 6400 Internal Adhesive Sealant 600ml Tube

    From £12.66

  • Positive Housing Systems Apollo 2 Vapour Control Membrane 1.5X50M Positive Housing Systems Apollo 2 Vapour Control Membrane 1.5X50M
    Positive Housing Systems Apollo 2 Vapour Control Membrane 1.5X50M Positive Housing Systems Apollo 2 Vapour Control Membrane 1.5X50M

    Positive Housing Systems Apollo 2 Vapour Control Membrane 1.5X50M

    £83.50

  • Positive Housing Systems SD Variable Plus Airtightness Membrane 1.50X50M Positive Housing Systems SD Variable Plus Airtightness Membrane 1.50X50M
    Positive Housing Systems SD Variable Plus Airtightness Membrane 1.50X50M Positive Housing Systems SD Variable Plus Airtightness Membrane 1.50X50M

    Positive Housing Systems SD Variable Plus Airtightness Membrane 1.50X50M

    £177.90

  • Positive Housing Systems Astra Vapour Control Membrane 1.5X50M Positive Housing Systems Astra Vapour Control Membrane 1.5X50M
    Positive Housing Systems Astra Vapour Control Membrane 1.5X50M Positive Housing Systems Astra Vapour Control Membrane 1.5X50M

    Positive Housing Systems Astra Vapour Control Membrane 1.5X50M

    £84.30

  • PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can
    PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can
    PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can
    PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can

    PHS Spray Adhesive Plus – High-Performance Construction Primer 750ML Can

    From £12.30

  • passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml
    passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml
    passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml
    passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml

    passive housing systems (PHS) MS Hybrid Sealant – Sealant for Construction 600ml

    From £8.30

Smart Save Direct

Trusted by builders across the UK and Ireland, we supply high-quality, compliant ventilation and insulation solutions with reliable delivery and competitive trade pricing — helping you meet deadlines, stay on budget, and exceed client expectations on every project. Smart Save Direct is a trading name of G&M Supply & Maintenance Limited, 55 Fincairn Road,
Drumahoe, Derry/Londonderry, Northern Ireland, UK, BT47 3LD.

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