Technical Specifications
KP Building Products 
Pro-Tuff Vinyl Siding Specifications 
Page 1 of 2  August 2016 
PART 1 – GENERAL 
1.01 Scope of Work 
A.  Furnish all necessary labor, material and equipment for complete 
installation of KP Vinyl Siding and related work as shown on 
drawings or specified herein. 
1.02 References 
A. American Society for Testing and Materials (ASTM) 
ASTM D256 - Standard Test Methods for Determining the Izod 
Pendulum Impact Resistance of Plastics 
ASTM D618 - Standard Practices for Conditioning Plastics for 
Testing 
ASTM D635 - Standard Test Method for Rate of Burning and/or 
Extent and Time of Burning of Plastics in a Horizontal Position 
ASTM D638 - Standard Test Method for Tensile Properties of 
Plastics 
ASTM D648 - Standard Test Method for Deflection Temperature 
of Plastics Under Flexural Load in the Edgewise Position 
ASTM D696 - Standard Test Method for Coefficient of Linear 
Thermal Expansion of Plastics Between -30°C and 30°C with a 
Vitreous Silica Dilatometer 
ASTM D790 - Standard Test Methods for Flexural Properties of 
Unreinforced and Reinforced Plastics and Electrical Insulating 
Materials 
ASTM D1929 - Standard Test Method for Determining Ignition 
Temperature of Plastics 
ASTM D2843 - Standard Test Method for Density of Smoke from 
the Burning or Decomposition of Plastics 
ASTM D3679 - Standard Specification for Rigid Poly-Vinyl 
Chloride (PVC) Siding 
ASTM D4216 - Standard Specification for Rigid Poly-Vinyl 
Chloride (PVC) and Related PVC and Chlorinated Poly-Vinyl 
Chloride (CPVC) Building Products Compounds 
ASTM D4226 - Standard Test Methods for Impact Resistance of 
Rigid Poly-Vinyl Chloride (PVC) Building Products 
ASTM D5206 - Standard Test Method for Wind-load Resistance 
of Rigid Plastic Siding 
ASTM D6864 - Standard Specification for Color and Appearance 
Retention of Solid Colored Plastic Siding Products 
ASTM D7251 - Standard Specification for Color and Appearance 
Retention of Variegated Color Plastic Siding Products 
ASTM E84 - Standard Test Method for Surface Burning 
Characteristics of Building Materials 
1.03 Submittals 
A.  Submit samples of siding design, size and color for approval. 
B.  Product data: Manufacturers standard printed product data and 
installation instruction for specified products. 
C.  Selection samples: Submit color chips of manufacturer’s full 
range of colors for Architects selection. 
D.  Verification samples: Submit three samples, each 12 inch in 
length, of each specified vinyl product in the specified color. 
E.  Quality assurance submittals: Submit evidence of Code 
compliance specified in the quality assurance section of this 
specification. 
1.04 Quality Assurance 
A.  Manufacturer to certify that vinyl siding as supplied meets or 
exceeds the conditions specified in section 2.02. 
B.  Regulatory compliance: 
1. VSI Certified - Conforms to ASTM D3679 
2. HUD-FHA Minimum Property Standards 
3. Miami-Dade County Product Control Approved 
1.05 Delivery, Storage and Handling 
A.  Siding is packed in cardboard cartons identified with stickers 
bearing the manufacture's name, product name, product code, 
number of pieces, size, and date of manufacture. 
B.  Prior to application, vinyl siding and accessories are to be stored 
in an area that is clean, dry and out of direct sunlight 
C.  Handle material in a manner to prevent damage. Do not allow 
siding material to crease. 
1.06 Warranty 
A.  Upon completion provide a written Lifetime, Transferable,  
Limited Warranty and for Non-Residential a Fifty Year Warranty
PART 2 – PRODUCTS 
2.01 Manufacturer 
A.  Materials to be supplied by KP Building Products., 
www.kpproducts.com 
B.  Substitutions not permitted. 
2.02 Materials 
A.  Vinyl siding shall conform to all of the requirements established 
in ASTM Specification D3679, developed in cooperation with the 
industry and published by the American Society for Testing and 
Materials. Manufacturer shall maintain rigorous production 
quality control standards to assure that KP Vinyl Siding will 
perform as expected for its intended use. 
B. Typical Compound Properties: Vinyl siding is produced from 
KP’s exclusive Ultra-Vinyl formula: a Poly Vinyl Chloride (PVC) 
compounds meeting the requirements of ASTM D3679 and 
ASTM D4216 with the following manufacturing and product 
specifications. 
  Test Criteria: Typical Properties 
  Tensile Strength (ASTM D638) : 7000 psi 
  Modulus of Elasticity ASTM D638): 400,000 psi 
  Izod Impact @70
0
 F (ASTM D 256): 
 4.20 lb./in. notch 
  Izod Impact @32
0 
F (ASTM D 256): 
   2.40 lb./in. notch 
  Deflection Temperature with 264 psi load (ASTM D648): 
   175
0
 F (79.4
0
 C) 
C. Fire Resistance Properties: 
  Average Time of Burning (ASTM D635) : <5 sec 
  Average Extent of Burning (ASTM D635) : <5 mm 
  Flame Spread Index (ASTM E84): 20 
  Smoke Developed Index (ASTM E84): 250 
  Fuel Contribution (ASTM E-84): 0 
  Smoke Density (ASTM D2843) : <50% 
  Ignition Properties (ASTM D1929): Self ignition did not occur.  
At 824
0 
F sample began to smolder and continued until 
consumed. 
Fire resistance rating (ASTM E-119): 1 hour 
D.   Typical Physical Properties: 
  Test Criteria: Typical Properties 
  Warp (ASTM D3679) : <0.125 in 


