Twistfix

Insulation Fixings

Buy Twistfix insulation fixings for fixing Celotex, Kingspan, Knauf and Rockwool products.

Twistfix supplies an assortment of fixings for securing insulation in new construction or retrofit building upgrades.­  Where fire-safety is an issue, choose from the Insofast range of non-combustible insulation anchors for fastening fire-proof insulation panels, insulated plasterboard and warm roof boards to brick walls, concrete soffits and timber roof rafters.

Fixings for External Wall Insulation

Twistfix offers a selection of insulation anchors for fastening EWI boards to brick walls, including easy to use plastic insulation fixings and, for where fire-safety is an issue, non-combustible Insofast ISF35 metal fixings to supplement or replace the synthetic anchors.  The ISF35 is available in zinc plated steel and in corrosion-resistant stainless steel.

Fixings for Internal Wall Insulation

The Insofast ISF18A is a non-combustible helical nail specifically adapted tor fixing all types of plaster­board-laminated insulation sheets to brick and block walls.  The insulated plasterboard fastener has a helical shank and a shallow sunken-dish head. Three fixings per board should be used in conjunction with 'dot and dab’ adhesive or twelve fixings per board can be used in place of place the adhesive.

Helical fixings for over-rafter warm roof insulation

Thor Helical Super-7 warm roof fixings are used in pitched warm roof construction systems in which insulation boards are secured between rafters and a counter-battens.­  When hammered in, the stainless-steel 7mm helical fasters corkscrew into the timbers when hammered in to firmly hold the insulation in place.  Use our online calculator to find out how many you need?

The stainless steel Insofast ISF18 is a similar fixing that includes an 18mm head.  It is ideal for fixing plywood or OSB faced insulation sheets to rafters in warm flat roof appli­cations. The ISF18 is also available in zinc-plated steel.

Non-combustible fixings for concrete soffit insulation boards

Insofast ISF35 fixings are ideal for fixing slabs of insulation beneath concrete soffits and car park ceilings. Available in a choice of stainless steel or zinc-plated steel these high-performance insulation anchors are quick and easy to fix.

Top-quality Insulation Fixings at a discount price.

11 items
Prices:
Sort by:
Warm Roof Deck Insulation Fixings - Stainless

Warm Roof Deck Insulation Fixings - Stainless

Insulation fasteners for fixing ply-faced Celotex or Kingspan decking boards. Hammer in fixings for flat warm roof deck insulation upto 210mm deep. Rust resistant Stainless Steel - 20 Pk or 400 Box
RRP
£19.32
Price incl. VAT
£14.98
Flat Roof Insulation Fixings - Galvanised

Flat Roof Insulation Fixings - Galvanised

Helical warm roof nails in galvanised steel. For fixing Kingspan 6mm ply-faced insulation boards to joists or rafters. Hammer in fixings for flat warm roof applications with boards 40-185mm deep - 20 Bag or 400 Box
RRP
£15.54
Price incl. VAT
£10.93
Fixings for Plasterboard Insulation

Fixings for Plasterboard Insulation

Fixings for securing insulated plasterboard sheets to brick and block walls. Fire proof fasteners with galvanized coating for internal solid wall insulation in packs of 20 or boxes of 400
RRP
£13.43
Price incl. VAT
£10.55
Drywall Insulation Fixing Stainless

Drywall Insulation Fixing Stainless

Drywall fixings for fixing plasterboard insulation sheets to walls. A stainless steel fiastener with a countersink head. Designed to anchor thermal insulation laminates to walls 20 Pack or 400 Box
RRP
£21.19
Price incl. VAT
£15.42
Warm Roof Fixings – Super-7

Warm Roof Fixings – Super-7

Superior warm roof nails for fixing Kingspan or Celotex insulation between counter-batten & rafter. Powerful Super-7 fixings reduce warm roofing costs by virtue of less nailing – Pack Quantity 50
RRP
£26.76
Price incl. VAT
£21.67
Insulation Fixing Anchors ZP

Insulation Fixing Anchors ZP

Zinc plated insulation fixing for anchoring mineral wool and rigid insulation panels to masonry walls & concrete soffits. Galvanised Rendalath fixing - Pack sizes 20 bags & 400 boxes
RRP
£16.44
Price incl. VAT
£11.64
Metal Insulation Fixings - Stainless

Metal Insulation Fixings - Stainless

Metal insulation fixings for anchoring Rockwool & Knauff fireproof insulation panels to masonry walls & concrete soffits. Corrosion resistant Stainless Steel Rendalath fixing - Pack sizes 20 & 400
RRP
£21.30
Price incl. VAT
£17.70
Insulation Retaining Washers

Insulation Retaining Washers

Plastic insulation washers for retaining Rockwool and other soft insulation products. 90mm diameter disc. Pack Sizes 100 & 500
RRP
£15.00
Price incl. VAT
£11.45
Plastic Insulation Fixings

Plastic Insulation Fixings

Plastic insulation fixings for fastening Kingspan & Celotex insulating boards to solid materials. Use with load spreading washer for fixing Rockwool & Knauf insulation - Pack Qty: 250
RRP
£38.70
Price incl. VAT
£29.76
Insulation Clip - Wall Ties

Insulation Clip - Wall Ties

A universal cavity tie insulation clip for use with stainless steel wall ties. Slide clips on to wall ties to hold insulation to the inner wall and to maintain an air cavity. Bag of 250
RRP
£21.30
Price incl. VAT
£18.60
Wall Insulation Anchors - Mechanical

Wall Insulation Anchors - Mechanical

Mechanical insulation anchor with plastic plug and glass filled nylon drive pin for fixing Kingspan & Celotex wall insulation. Use with load spreading washer for fixing mineral wool. Sizes: 70 - 180mm Long. Box Qty: 250
RRP
£40.20
Price incl. VAT
£30.00